{"id":2628,"date":"2026-03-14T00:00:00","date_gmt":"2026-03-14T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/products\/electrical-sfp-vs-fiber-sfp-speed-distance-and-cost-guide\/"},"modified":"2026-06-22T03:58:29","modified_gmt":"2026-06-22T03:58:29","slug":"electrical-sfp-vs-fiber-sfp-speed-distance-and-cost-guide","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/vi\/products\/electrical-sfp-vs-fiber-sfp-speed-distance-and-cost-guide","title":{"rendered":"Electrical SFP vs. Fiber SFP: Speed, Distance, and Cost Comparison"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"628\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633.jpg\" alt=\"Electrical SFP vs. Fiber SFP\" class=\"wp-image-2620\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633-300x157.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633-1024x536.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633-768x402.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/44eca8a5769b45ccb0d7a3a4e5fb0633-18x9.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong c\u00e1c m\u1ea1ng Ethernet hi\u1ec7n \u0111\u1ea1i, c\u00e1c module Small Form-factor Pluggable (SFP) \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c cung c\u1ea5p k\u1ebft n\u1ed1i linh ho\u1ea1t v\u00e0 m\u1edf r\u1ed9ng gi\u1eefa c\u00e1c switch, router, m\u00e1y ch\u1ee7 v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef. Trong s\u1ed1 c\u00e1c l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c tri\u1ec3n khai ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 c\u00e1c module SFP \u0111i\u1ec7n (<a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476770.htm\">SFP \u0111\u1ed3ng<\/a>) v\u00e0 c\u00e1c module SFP quang (<a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476862.htm\">SFP quang<\/a>). M\u1eb7c d\u00f9 c\u1ea3 hai \u0111\u1ec1u ph\u1ee5c v\u1ee5 m\u1ee5c \u0111\u00edch c\u01a1 b\u1ea3n gi\u1ed1ng nhau \u2014 cung c\u1ea5p giao di\u1ec7n m\u1ea1ng c\u00f3 th\u1ec3 c\u1eafm v\u00e0o \u2014 nh\u01b0ng \u0111\u1eb7c t\u00ednh hi\u1ec7u su\u1ea5t, t\u00ecnh hu\u1ed1ng tri\u1ec3n khai v\u00e0 t\u1ed5ng chi ph\u00ed s\u1edf h\u1eefu c\u00f3 th\u1ec3 kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476812.htm\"><strong>Module SFP \u0111i\u1ec7n<\/strong><\/a>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 SFP \u0111\u1ed3ng ho\u1eb7c module SFP RJ45, truy\u1ec1n d\u1eef li\u1ec7u th\u00f4ng qua c\u00e1p \u0111\u1ed3ng Ethernet ti\u00eau chu\u1ea9n nh\u01b0 Cat5e, Cat6 ho\u1eb7c Cat6a. C\u00e1c module n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho <strong>k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong> trong t\u1ee7 rack, ph\u00f2ng d\u00e2y ho\u1eb7c m\u1ea1ng doanh nghi\u1ec7p nh\u1ecf n\u01a1i c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u1ed3ng \u0111\u00e3 s\u1eb5n c\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1ee3c l\u1ea1i, <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491457.htm\"><strong>c\u00e1c module SFP quang<\/strong><\/a> truy\u1ec1n d\u1eef li\u1ec7u b\u1eb1ng t\u00edn hi\u1ec7u quang th\u00f4ng qua c\u00e1p quang. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong <strong>trung t\u00e2m d\u1eef li\u1ec7u, m\u1ea1ng khu\u00f4n vi\u00ean tr\u01b0\u1eddng v\u00e0 c\u00e1c k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch d\u00e0i<\/strong> n\u01a1i y\u00eau c\u1ea7u b\u0103ng th\u00f4ng cao h\u01a1n, \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n v\u00e0 kho\u1ea3ng c\u00e1ch truy\u1ec1n l\u1edbn h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec c\u1ea3 hai c\u00f4ng ngh\u1ec7 v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u, c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng th\u01b0\u1eddng ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u1ea1n n\u00ean tri\u1ec3n khai SFP \u0111i\u1ec7n hay SFP quang cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng c\u1ee7a m\u00ecnh?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o nhi\u1ec1u y\u1ebfu t\u1ed1, bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 truy\u1ec1n<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Kho\u1ea3ng c\u00e1ch li\u00ean k\u1ebft t\u1ed1i \u0111a<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 gi\u1edbi h\u1ea1n nhi\u1ec7t<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>T\u00ednh t\u01b0\u01a1ng th\u00edch c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng<\/strong><\/p><\/li>\n\n\n\n<li><p><strong>T\u1ed5ng chi ph\u00ed tri\u1ec3n khai v\u00e0 b\u1ea3o tr\u00ec<\/strong><\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">H\u01b0\u1edbng d\u1eabn n\u00e0y cung c\u1ea5p so s\u00e1nh k\u1ef9 thu\u1eadt r\u00f5 r\u00e0ng gi\u1eefa SFP \u0111i\u1ec7n v\u00e0 SFP quang, bao g\u1ed3m <strong>c\u00e1c y\u1ebfu t\u1ed1 v\u1ec1 t\u1ed1c \u0111\u1ed9, kho\u1ea3ng c\u00e1ch, \u0111\u1ed9 tin c\u1eady v\u00e0 chi ph\u00ed<\/strong>. \u0110\u1ebfn cu\u1ed1i b\u00e0i vi\u1ebft n\u00e0y, b\u1ea1n s\u1ebd hi\u1ec3u khi n\u00e0o module SFP \u0111\u1ed3ng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n v\u00e0 khi n\u00e0o gi\u1ea3i ph\u00e1p SFP quang mang l\u1ea1i thi\u1ebft k\u1ebf m\u1ea1ng \u01b0u vi\u1ec7t h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 Module SFP \u0111i\u1ec7n l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t module SFP \u0111i\u1ec7n l\u00e0 lo\u1ea1i transceiver Small Form-factor Pluggable cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u Ethernet qua <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/what-is-twisted-pair-copper-cable-and-how-does-it-work\/\">C\u00e1p xo\u1eafn \u0111\u00f4i \u0111\u1ed3ng<\/a> thay v\u00ec c\u00e1p quang. C\u00e1c m\u00f4-\u0111un n\u00e0y cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng nh\u01b0 switch, router v\u00e0 card giao di\u1ec7n m\u1ea1ng k\u1ebft n\u1ed1i b\u1eb1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng Ethernet RJ45 ti\u00eau chu\u1ea9n, l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf cho m\u1ea1ng kho\u1ea3ng c\u00e1ch ng\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4-\u0111un SFP \u0111i\u1ec7n th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u1ea1ng doanh nghi\u1ec7p, t\u1ee7 d\u00e2y v\u00e0 k\u1ebft n\u1ed1i trong t\u1ee7 rack trung t\u00e2m d\u1eef li\u1ec7u, n\u01a1i m\u00e0 c\u00e1p \u0111\u1ed3ng \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai. V\u00ec ch\u00fang s\u1eed d\u1ee5ng c\u00e1p Ethernet ti\u00eau chu\u1ea9n nh\u01b0 Cat5e, Cat6 ho\u1eb7c Cat6a, ch\u00fang cung c\u1ea5p m\u1ed9t c\u00e1ch m\u1edf r\u1ed9ng k\u1ebft n\u1ed1i m\u1ea1ng hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed v\u00e0 ti\u1ec7n l\u1ee3i m\u00e0 kh\u00f4ng c\u1ea7n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quang.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d.jpg\" alt=\"What Is an Electrical SFP Module?\" class=\"wp-image-2621\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/a060990ac80a4dacba1e4e85dc16869d-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ecbnh ngh\u0129a v\u00e0 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a SFP \u0111i\u1ec7n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t SFP \u0111i\u1ec7n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 SFP \u0111\u1ed3ng, chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u Ethernet \u0111i\u1ec7n t\u1eeb m\u1ed9t thi\u1ebft b\u1ecb m\u1ea1ng th\u00e0nh t\u00edn hi\u1ec7u c\u00f3 th\u1ec3 truy\u1ec1n qua c\u00e1p xo\u1eafn \u0111\u00f4i \u0111\u1ed3ng. Kh\u00e1c v\u1edbi c\u00e1c m\u00f4-\u0111un SFP quang s\u1eed d\u1ee5ng laser v\u00e0 photodiode \u0111\u1ec3 truy\u1ec1n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng, c\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n ho\u00e0n to\u00e0n d\u1ef1a v\u00e0o t\u00edn hi\u1ec7u \u0111i\u1ec7n tr\u00ean c\u00e1c d\u00e2y d\u1eabn \u0111\u1ed3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng th\u01b0\u1eddng bao g\u1ed3m ba th\u00e0nh ph\u1ea7n ch\u00ednh:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>PHY Ethernet (Chip l\u1edbp v\u1eadt l\u00fd)<\/strong><br>M\u00f4-\u0111un ch\u1ee9a m\u1ed9t <a href=\"https:\/\/resources.l-p.com\/vi\/glossary\/what-is-phy-physical-layer-basics-explained\/\" target=\"_self\">PHY Ethernet<\/a> chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u giao di\u1ec7n SFP c\u1ee7a switch th\u00e0nh t\u00edn hi\u1ec7u Ethernet 1000BASE-T \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi m\u1ea1ng \u0111\u1ed3ng.<\/p><\/li>\n\n\n\n<li><p><strong>X\u1eed l\u00fd t\u00edn hi\u1ec7u v\u00e0 m\u00e3 h\u00f3a<\/strong><br>C\u00e1c k\u1ef9 thu\u1eadt x\u1eed l\u00fd t\u00edn hi\u1ec7u ti\u00ean ti\u1ebfn nh\u01b0 m\u00e3 h\u00f3a PAM-5 v\u00e0 lo\u1ea1i b\u1ecf h\u1ed3i \u00e2m cho ph\u00e9p m\u00f4-\u0111un truy\u1ec1n Ethernet gigabit qua c\u00e1p xo\u1eafn \u0111\u00f4i ti\u00eau chu\u1ea9n.<\/p><\/li>\n\n\n\n<li><p><strong>\u0110\u1ea7u ra c\u1ed5ng RJ45<\/strong><br>T\u00edn hi\u1ec7u \u0111i\u1ec7n \u0111\u01b0\u1ee3c truy\u1ec1n th\u00f4ng qua \u0111\u1ea7u n\u1ed1i RJ45 ti\u00eau chu\u1ea9n, cho ph\u00e9p m\u00f4-\u0111un k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1p Ethernet \u0111\u1ed3ng.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1edd thi\u1ebft k\u1ebf n\u00e0y, c\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t giao di\u1ec7n Ethernet \u0111\u1ed3ng c\u1eafm v\u00e0 ch\u1ea1y b\u00ean trong khe SFP.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c lo\u1ea1i ph\u1ed5 bi\u1ebfn c\u1ee7a m\u00f4-\u0111un SFP \u0111i\u1ec7n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4-\u0111un SFP \u0111i\u1ec7n c\u00f3 nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o ti\u00eau chu\u1ea9n Ethernet v\u00e0 lo\u1ea1i \u0111\u1ea7u n\u1ed1i m\u00e0 ch\u00fang h\u1ed7 tr\u1ee3. Lo\u1ea1i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t bao g\u1ed3m nh\u1eefng lo\u1ea1i sau.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Lo\u1ea1i m\u00f4-\u0111un<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Giao di\u1ec7n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng c\u00e1ch \u0111i\u1ec3n h\u00ecnh<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u00f4-\u0111un SFP 1000BASE-T<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>RJ45<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1i \u0111a 100 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Ethernet Gigabit ti\u00eau chu\u1ea9n qua Cat5e\/Cat6<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u00f4-\u0111un SFP RJ45<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>RJ45<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>10\/100\/1000 Mbps<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1i \u0111a 100 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>K\u1ebft n\u1ed1i l\u00ean v\u00e0 k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP \u0111\u1ed3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>RJ45 \u0111\u1ed3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1i \u0111a 100 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>N\u00e2ng c\u1ea5p m\u1ea1ng LAN doanh nghi\u1ec7p v\u00e0 m\u1ea1ng \u0111\u1ed3ng<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\u2460 1000BASE-T SFP<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476800.htm\"><strong>M\u00f4-\u0111un SFP 1000BASE-T<\/strong><\/a> l\u00e0 lo\u1ea1i ph\u1ed5 bi\u1ebfn nh\u1ea5t c\u1ee7a <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476771.htm\">b\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP \u0111i\u1ec7n<\/a>. N\u00f3 h\u1ed7 tr\u1ee3 Ethernet Gigabit (1 Gbps) qua c\u00e1p \u0111\u00f4i xo\u1eafn \u0111\u1ed3ng v\u00e0 th\u01b0\u1eddng cung c\u1ea5p kho\u1ea3ng c\u00e1ch truy\u1ec1n t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 100 m\u00e9t khi s\u1eed d\u1ee5ng c\u00e1p Cat5e ho\u1eb7c cao h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u00ednh n\u0103ng ch\u00ednh bao g\u1ed3m:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u 1 Gbps<\/p><\/li>\n\n\n\n<li><p>Giao di\u1ec7n RJ45 \u0111\u1ed3ng<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n t\u1ed1i \u0111a 100 m<\/p><\/li>\n\n\n\n<li><p>H\u1ed7 tr\u1ee3 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh cho 10\/100\/1000 Mbps<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng m\u00f4-\u0111un n\u00e0y \u0111\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i trong c\u00e1c c\u00f4ng t\u1eafc doanh nghi\u1ec7p v\u00e0 thi\u1ebft b\u1ecb m\u1ea1ng l\u1edbp truy c\u1eadp.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2461 M\u00f4-\u0111un SFP RJ45<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476801.htm\"><strong>M\u00f4-\u0111un SFP RJ45<\/strong><\/a> \u0111\u1ec1 c\u1eadp \u0111\u1ebfn b\u1ea5t k\u1ef3 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP n\u00e0o cung c\u1ea5p c\u1ed5ng Ethernet RJ45 ti\u00eau chu\u1ea9n thay v\u00ec \u0111\u1ea7u n\u1ed1i quang nh\u01b0 LC ho\u1eb7c SC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lo\u1ea1i m\u00f4-\u0111un n\u00e0y cho ph\u00e9p c\u00e1c thi\u1ebft b\u1ecb m\u1ea1ng c\u00f3 khe SFP k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1p Ethernet \u0111\u1ed3ng truy\u1ec1n th\u1ed1ng, lo\u1ea1i b\u1ecf nhu c\u1ea7u v\u1ec1 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ph\u01b0\u01a1ng ti\u1ec7n b\u1ed5 sung. M\u00f4-\u0111un SFP RJ45 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>K\u1ebft n\u1ed1i l\u00ean thi\u1ebft b\u1ecb m\u1ea1ng<\/p><\/li>\n\n\n\n<li><p>K\u1ebft n\u1ed1i gi\u1eefa c\u00e1c c\u00f4ng t\u1eafc<\/p><\/li>\n\n\n\n<li><p>K\u1ebft n\u1ed1i m\u00e1y ch\u1ee7<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec ch\u00fang t\u00edch h\u1ee3p c\u1ed5ng RJ45 tr\u1ef1c ti\u1ebfp v\u00e0o h\u00ecnh d\u1ea1ng SFP, ch\u00fang mang l\u1ea1i kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch cao v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng Ethernet hi\u1ec7n c\u00f3.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2462 B\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP \u0111\u1ed3ng<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Thu\u1eadt ng\u1eef <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476813.htm\"><strong>B\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP \u0111\u1ed3ng<\/strong><\/a> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t danh m\u1ee5c chung cho c\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n t\u00edn hi\u1ec7u Ethernet qua c\u00e1p \u0111\u1ed3ng. Nh\u1eefng m\u00f4-\u0111un n\u00e0y th\u01b0\u1eddng tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n IEEE 802.3ab 1000BASE-T.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed9 chuy\u1ec3n \u0111\u1ed5i SFP \u0111\u1ed3ng mang l\u1ea1i l\u1ee3i \u00edch nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>C\u00e0i \u0111\u1eb7t d\u1ec5 d\u00e0ng v\u00e0o khe SFP<\/p><\/li>\n\n\n\n<li><p>T\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1p Ethernet th\u00f4ng th\u01b0\u1eddng<\/p><\/li>\n\n\n\n<li><p>Chi ph\u00ed c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng th\u1ea5p h\u01a1n so v\u1edbi quang h\u1ecdc<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, ch\u00fang th\u01b0\u1eddng ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi m\u00f4-\u0111un SFP quang, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong c\u00e1c tri\u1ec3n khai c\u00f4ng t\u1eafc m\u1eadt \u0111\u1ed9 cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh c\u1ee7a SFP \u0111\u1ed3ng trong m\u1ea1ng doanh nghi\u1ec7p<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un SFP \u0111\u1ed3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p v\u00e0 trung t\u00e2m d\u1eef li\u1ec7u n\u01a1i m\u00e0 k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn v\u00e0 hi\u1ec7u qu\u1ea3 chi ph\u00ed l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c k\u1ecbch b\u1ea3n tri\u1ec3n khai ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>K\u1ebft n\u1ed1i Switch-to-Server<\/strong><br>Trong nhi\u1ec1u ph\u00f2ng m\u00e1y ch\u1ee7 doanh nghi\u1ec7p, c\u00e1c m\u00f4-\u0111un SFP \u0111\u1ed3ng k\u1ebft n\u1ed1i c\u00e1c switch tr\u1ef1c ti\u1ebfp v\u1edbi m\u00e1y ch\u1ee7 b\u1eb1ng c\u00e1p Ethernet ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u1ea1ng Top-of-Rack trong\u6570\u636e\u4e2d\u5fc3<\/strong><br>C\u00e1c m\u00f4-\u0111un SFP \u0111\u1ed3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn gi\u1eefa c\u00e1c switch v\u00e0 c\u00e1c thi\u1ebft b\u1ecb g\u1ea7n \u0111\u00f3 trong c\u00f9ng m\u1ed9t k\u1ec7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u1edf r\u1ed9ng m\u1ea1ng l\u1edbp Access<\/strong><br>C\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 nhanh ch\u00f3ng th\u00eam c\u1ed5ng Ethernet v\u00e0o c\u00e1c switch \u0111\u01b0\u1ee3c trang b\u1ecb khe c\u1eafm SFP m\u00e0 kh\u00f4ng c\u1ea7n l\u1eafp \u0111\u1eb7t c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quang h\u1ecdc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>T\u00edch h\u1ee3p h\u1ec7 th\u1ed1ng m\u1ea1ng Ethernet c\u0169<\/strong><br>C\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n cho ph\u00e9p ph\u1ea7n c\u1ee9ng m\u1ea1ng hi\u1ec7n \u0111\u1ea1i v\u1eabn t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng c\u00e1p \u0111\u1ed3ng hi\u1ec7n c\u00f3, gi\u1ea3m chi ph\u00ed n\u00e2ng c\u1ea5p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec nh\u1eefng \u01b0u \u0111i\u1ec3m n\u00e0y, c\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n v\u1eabn l\u00e0 gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf v\u00e0 \u0111\u01b0\u1ee3c tri\u1ec3n khai r\u1ed9ng r\u00e3i cho k\u1ebft n\u1ed1i Ethernet kho\u1ea3ng c\u00e1ch ng\u1eafn trong m\u1ea1ng doanh nghi\u1ec7p.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 Fiber SFP L\u00e0 G\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t Fiber SFP, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00f4-\u0111un Optical SFP, l\u00e0 m\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/488431.htm\">transceiver Small Form-factor Pluggable<\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 truy\u1ec1n d\u1eef li\u1ec7u b\u1eb1ng t\u00edn hi\u1ec7u quang th\u00f4ng qua c\u00e1p quang. Kh\u00e1c v\u1edbi c\u00e1c m\u00f4-\u0111un SFP \u0111i\u1ec7n d\u1ef1a tr\u00ean c\u00e1p Ethernet \u0111\u1ed3ng v\u00e0 t\u00edn hi\u1ec7u \u0111i\u1ec7n, c\u00e1c m\u00f4-\u0111un SFP quang s\u1eed d\u1ee5ng <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/laser-types-in-optical-transceiver-modules\/\">laser<\/a> and <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/pin-apd-photodiode-technologies-applications\/\">photodiode<\/a> \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i d\u1eef li\u1ec7u \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng v\u00e0 truy\u1ec1n ch\u00fang qua c\u00e1p quang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c m\u00f4-\u0111un SFP quang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong\u6570\u636e\u4e2d\u5fc3, m\u1ea1ng khu\u00f4n vi\u00ean, c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng vi\u1ec5n th\u00f4ng v\u00e0 k\u1ebft n\u1ed1i doanh nghi\u1ec7p kho\u1ea3ng c\u00e1ch d\u00e0i v\u00ec ch\u00fang h\u1ed7 tr\u1ee3 b\u0103ng th\u00f4ng cao h\u01a1n, kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u00e0i h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u \u0111i\u1ec7n t\u1eeb (<a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/glossary\/what-is-electromagnetic-interference\/\">EMI<\/a>).<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e.jpg\" alt=\"What Is Fiber SFP ?\" class=\"wp-image-2622\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/3e2732191f6a4430af8e5794b49e981e-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa Electrical SFP v\u00e0 Fiber SFP n\u1eb1m \u1edf ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn v\u00e0 \u0111\u1eb7c t\u00ednh hi\u1ec7u su\u1ea5t:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Electrical SFP s\u1eed d\u1ee5ng <strong>C\u00e1p xo\u1eafn \u0111\u00f4i \u0111\u1ed3ng<\/strong> (RJ45).<\/p><\/li>\n\n\n\n<li><p>Fiber SFP s\u1eed d\u1ee5ng <a href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/uniboot-lc-vs-standard-lc-cables\/\" target=\"_blank\" rel=\"\"><strong>c\u00e1p quang<\/strong><\/a> (k\u1ebft n\u1ed1i LC ho\u1eb7c SC).<\/p><\/li>\n\n\n\n<li><p>Fiber SFP th\u01b0\u1eddng h\u1ed7 tr\u1ee3 <strong>kho\u1ea3ng c\u00e1ch d\u00e0i h\u01a1n v\u00e0 \u0111\u1ed9 tin c\u1eady cao h\u01a1n<\/strong>.<\/p><\/li>\n\n\n\n<li><p>Electrical SFP th\u01b0\u1eddng <strong>hi\u1ec7u qu\u1ea3 h\u01a1n v\u1ec1 chi ph\u00ed cho c\u00e1c k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn<\/strong>.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u c\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a module SFP quang v\u00e0 c\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c nhau c\u00f3 s\u1eb5n gi\u00fap c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng c\u1ee7a h\u1ecd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a SFP quang<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module SFP quang ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u Ethernet \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u quang, sau \u0111\u00f3 truy\u1ec1n qua c\u00e1p quang s\u1ee3i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng bao g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>\u0110\u1ea7u v\u00e0o t\u00edn hi\u1ec7u \u0111i\u1ec7n<\/strong><br>The <a href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/what-is-a-network-switch\/\" target=\"_blank\" rel=\"\">Switch m\u1ea1ng<\/a> ho\u1eb7c router g\u1eedi t\u00edn hi\u1ec7u d\u1eef li\u1ec7u \u0111i\u1ec7n \u0111\u1ebfn <a href=\"https:\/\/www.l-p.com\/products\/488450.htm\" target=\"_self\">SFP module<\/a> th\u00f4ng qua giao di\u1ec7n SFP c\u1ee7a thi\u1ebft b\u1ecb.<\/p><\/li>\n\n\n\n<li><p><strong>Chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u quang<\/strong><br>B\u00ean trong module, diode laser ho\u1eb7c b\u1ed9 ph\u00e1t LED chuy\u1ec3n \u0111\u1ed5i t\u00edn hi\u1ec7u \u0111i\u1ec7n th\u00e0nh t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111i\u1ec1u ch\u1ebf.<\/p><\/li>\n\n\n\n<li><p><strong>Truy\u1ec1n d\u1eabn qua s\u1ee3i quang<\/strong><br>T\u00edn hi\u1ec7u quang truy\u1ec1n qua c\u00e1p s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9 ho\u1eb7c \u0111a ch\u1ebf \u0111\u1ed9, cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u tr\u00ean kho\u1ea3ng c\u00e1ch xa h\u01a1n nhi\u1ec1u so v\u1edbi \u0111\u1ed3ng.<\/p><\/li>\n\n\n\n<li><p><strong>Chuy\u1ec3n \u0111\u1ed5i quang sang \u0111i\u1ec7n<\/strong><br>T\u1ea1i \u0111\u1ea7u nh\u1eadn, m\u1ed9t photodiode ph\u00e1t hi\u1ec7n t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng \u0111\u1ebfn v\u00e0 chuy\u1ec3n \u0111\u1ed5i l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u \u0111i\u1ec7n cho thi\u1ebft b\u1ecb nh\u1eadn.<\/p><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec truy\u1ec1n th\u00f4ng quang s\u1eed d\u1ee5ng \u00e1nh s\u00e1ng thay v\u00ec d\u00f2ng \u0111i\u1ec7n, n\u00f3 cung c\u1ea5p t\u1ed5n th\u1ea5t t\u00edn hi\u1ec7u th\u1ea5p h\u01a1n, ti\u1ec1m n\u0103ng b\u0103ng th\u00f4ng cao h\u01a1n v\u00e0 mi\u1ec5n nhi\u1ec5m v\u1edbi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb, l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c m\u1ea1ng quy m\u00f4 l\u1edbn v\u00e0 hi\u1ec7u su\u1ea5t cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ti\u00eau chu\u1ea9n SFP quang ph\u1ed5 bi\u1ebfn<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Module SFP quang c\u00f3 s\u1eb5n \u1edf nhi\u1ec1u ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c lo\u1ea1i s\u1ee3i kh\u00e1c nhau, b\u01b0\u1edbc s\u00f3ng v\u00e0 kho\u1ea3ng c\u00e1ch truy\u1ec1n kh\u00e1c nhau.<strong>s<\/strong>. M\u1ed9t s\u1ed1 module SFP quang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t bao g\u1ed3m nh\u1eefng lo\u1ea1i sau.<\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Lo\u1ea1i SFP quang<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Lo\u1ea1i s\u1ee3i<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>B\u01b0\u1edbc s\u00f3ng<br><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>\u1ee8ng d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>SX SFP<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111a ch\u1ebf \u0111\u1ed9<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>850 nm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ebfn 550 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u1ea1ng trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 m\u1ea1ng trong t\u00f2a nh\u00e0<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>LX SFP<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111\u01a1n ch\u1ebf \u0111\u1ed9<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310 nm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ebfn 10 km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Backbone tr\u01b0\u1eddng h\u1ecdc v\u00e0 doanh nghi\u1ec7p<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>ZX SFP<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111\u01a1n ch\u1ebf \u0111\u1ed9<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1550 nm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>40\u201380 km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>M\u1ea1ng vi\u1ec5n th\u00f4ng kho\u1ea3ng c\u00e1ch d\u00e0i<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>BiDi SFP<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111\u01a1n ch\u1ebf \u0111\u1ed9<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1310\/1550 nm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ebfn 10\u201320 km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Tri\u1ec3n khai s\u1ee3i \u0111\u01a1n<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h4 class=\"wp-block-heading\">\u2460 SX SFP<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/478230.htm\"><strong>Module SX SFP<\/strong><\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho truy\u1ec1n t\u1ea3i kho\u1ea3ng c\u00e1ch ng\u1eafn qua s\u1ee3i quang \u0111a ch\u1ebf \u0111\u1ed9 (MMF). C\u00e1c module n\u00e0y th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng \u1edf b\u01b0\u1edbc s\u00f3ng 850 nm v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c k\u1ebft n\u1ed1i b\u00ean trong t\u00f2a nh\u00e0 ho\u1eb7c trung t\u00e2m d\u1eef li\u1ec7u.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eb7c \u0111i\u1ec3m \u0111i\u1ec3n h\u00ecnh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 Ethernet Gigabit (1000 Mbps)<\/p><\/li>\n\n\n\n<li><p>Ho\u1ea1t \u0111\u1ed9ng v\u1edbi s\u1ee3i quang \u0111a ch\u1ebf \u0111\u1ed9<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn l\u00ean \u0111\u1ebfn 550 m\u00e9t t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i s\u1ee3i<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Module SX th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c switch b\u00ean trong trung t\u00e2m d\u1eef li\u1ec7u ho\u1eb7c c\u00e1c t\u00f2a nh\u00e0 doanh nghi\u1ec7p.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u2461 LX SFP<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476763.htm\"><strong>M\u00f4-\u0111un SFP LX<\/strong><\/a> h\u1ed7 tr\u1ee3 truy\u1ec1n d\u1eabn qua s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9 (SMF) v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1edf b\u01b0\u1edbc s\u00f3ng kho\u1ea3ng 1310 nm. N\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho c\u00e1c k\u1ebft n\u1ed1i m\u1ea1ng kho\u1ea3ng c\u00e1ch trung b\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ednh n\u0103ng ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 Ethernet Gigabit<\/p><\/li>\n\n\n\n<li><p>Ho\u1ea1t \u0111\u1ed9ng v\u1edbi s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9<\/p><\/li>\n\n\n\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn l\u00ean \u0111\u1ebfn 10 km<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Module LX \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c m\u1ea1ng campus, m\u1ea1ng khu v\u1ef1c \u0111\u00f4 th\u1ecb (MANs) v\u00e0 c\u00e1c k\u1ebft n\u1ed1i backbone doanh nghi\u1ec7p., <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/what-is-a-metropolitan-area-network\/\">\u2462 ZX SFP<\/a> M\u00f4-\u0111un.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho truy\u1ec1n th\u00f4ng s\u1ee3i quang kho\u1ea3ng c\u00e1ch d\u00e0i, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong vi\u1ec5n th\u00f4ng ho\u1eb7c c\u00e1c m\u1ea1ng doanh nghi\u1ec7p l\u1edbn. C\u00e1c module n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u1edf b\u01b0\u1edbc s\u00f3ng kho\u1ea3ng 1550 nm.<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476876.htm\"><strong>ZX SFP<\/strong><\/a><strong> Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111i\u1ec3n h\u00ecnh bao g\u1ed3m:<\/strong> H\u1ed7 tr\u1ee3 Ethernet Gigabit.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ho\u1ea1t \u0111\u1ed9ng v\u1edbi s\u1ee3i quang \u0111\u01a1n ch\u1ebf \u0111\u1ed9<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eabn t\u1eeb 40 km \u0111\u1ebfn 80 km, t\u00f9y thu\u1ed9c v\u00e0o thi\u1ebft k\u1ebf c\u1ee7a module<\/p><\/li>\n\n\n\n<li><p>Module ZX th\u01b0\u1eddng \u0111\u01b0\u1ee3c tri\u1ec3n khai trong c\u00e1c backbone m\u1ea1ng kho\u1ea3ng c\u00e1ch d\u00e0i v\u00e0 k\u1ebft n\u1ed1i li\u00ean t\u00f2a nh\u00e0.<\/p><\/li>\n\n\n\n<li><p>\u2463 BiDi SFP<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">(SFP song h\u01b0\u1edbng).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">m\u00f4-\u0111un cho ph\u00e9p truy\u1ec1n d\u1eef li\u1ec7u hai chi\u1ec1u qua m\u1ed9t s\u1ee3i quang b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c b\u01b0\u1edbc s\u00f3ng kh\u00e1c nhau cho t\u00edn hi\u1ec7u ph\u00e1t v\u00e0 nh\u1eadn.<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">A <a target=\"_self\" href=\"https:\/\/www.l-p.com\/store-27039-1g-bidi-sfp.htm\"><strong>BiDi SFP<\/strong><\/a><strong> T\u00ednh ch\u1ea5t ch\u00ednh:<\/strong> S\u1eed d\u1ee5ng gh\u00e9p k\u00eanh ph\u00e2n chia b\u01b0\u1edbc s\u00f3ng (.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Y\u00eau c\u1ea7u c\u1eb7p m\u00f4-\u0111un c\u00f3 b\u01b0\u1edbc s\u00f3ng b\u1ed5 sung<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng s\u1ee3i quang c\u1ea7n thi\u1ebft<a href=\"https:\/\/resources.l-p.com\/vi\/glossary\/wdm-optical-transceiver-module-applications\/\" target=\"_blank\" rel=\"\">WDM<\/a>)<\/p><\/li>\n\n\n\n<li><p>M\u00f4-\u0111un SFP BiDi \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c m\u00f4i tr\u01b0\u1eddng m\u00e0 t\u00e0i nguy\u00ean s\u1ee3i quang b\u1ecb h\u1ea1n ch\u1ebf ho\u1eb7c chi ph\u00ed c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a.<\/p><\/li>\n\n\n\n<li><p>Khi SFP Quang L\u00e0 Gi\u1ea3i Ph\u00e1p \u0110\u01b0\u1ee3c \u01afa Chu\u1ed9ng<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00f4-\u0111un SFP quang th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n khi m\u00f4i tr\u01b0\u1eddng m\u1ea1ng y\u00eau c\u1ea7u hi\u1ec7u su\u1ea5t cao, k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch d\u00e0i ho\u1eb7c \u0111\u1ed9 tin c\u1eady t\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">When Optical SFP Is the Preferred Solution<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Fiber SFP modules are often the better choice when network environments require high performance, long-distance connectivity, or improved signal reliability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u00ecnh hu\u1ed1ng ph\u1ed5 bi\u1ebfn m\u00e0 trong \u0111\u00f3 SFP quang \u0111\u01b0\u1ee3c \u01b0u ti\u00ean bao g\u1ed3m:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Li\u00ean k\u1ebft m\u1ea1ng kho\u1ea3ng c\u00e1ch d\u00e0i<\/strong><br>C\u00e1c module SFP quang h\u1ed7 tr\u1ee3 kho\u1ea3ng c\u00e1ch t\u1eeb h\u00e0ng tr\u0103m m\u00e9t \u0111\u1ebfn h\u00e0ng ch\u1ee5c kil\u00f4m\u00e9t, v\u01b0\u1ee3t xa kh\u1ea3 n\u0103ng c\u1ee7a c\u00e1c module SFP \u0111i\u1ec7n d\u1ef1a tr\u00ean \u0111\u1ed3ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>K\u1ebft n\u1ed1i h\u1ea1 t\u1ea7ng trung t\u00e2m d\u1eef li\u1ec7u<\/strong><br>C\u00e1c k\u1ebft n\u1ed1i quang t\u1ed1c \u0111\u1ed9 cao th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 li\u00ean k\u1ebft c\u00e1c c\u00f4ng t\u1eafc c\u1ed1t l\u00f5i, c\u00f4ng t\u1eafc t\u1ed5ng h\u1ee3p v\u00e0 m\u1ea1ng l\u01b0u tr\u1eef.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec5u \u0111i\u1ec7n t\u1eeb m\u1ea1nh<\/strong><br>V\u00ec c\u00e1p quang kh\u00f4ng truy\u1ec1n t\u00edn hi\u1ec7u \u0111i\u1ec7n, ch\u00fang kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb (EMI) v\u00e0 nhi\u1ec5u t\u1ea7n s\u1ed1 v\u00f4 tuy\u1ebfn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u1ee8ng d\u1ee5ng b\u0103ng th\u00f4ng cao<\/strong><br>C\u00e1c module SFP quang h\u1ed7 tr\u1ee3 c\u00e1c chu\u1ea9n t\u1ed1c \u0111\u1ed9 cao h\u01a1n nh\u01b0 10G, 25G, 40G v\u00e0 h\u01a1n n\u1eefa, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi ki\u1ebfn tr\u00fac trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng m\u1ea1ng trong t\u01b0\u01a1ng lai<\/strong><br>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng quang h\u1ecdc cung c\u1ea5p m\u1ed9t l\u1ed9 tr\u00ecnh n\u00e2ng c\u1ea5p l\u00e2u d\u00e0i, cho ph\u00e9p t\u1ed5 ch\u1ee9c h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n m\u00e0 kh\u00f4ng c\u1ea7n thay th\u1ebf to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng c\u00e1p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec nh\u1eefng l\u00fd do n\u00e0y, c\u00e1c module SFP quang \u0111\u01b0\u1ee3c coi r\u1ed9ng r\u00e3i l\u00e0 gi\u1ea3i ph\u00e1p \u01b0u ti\u00ean cho k\u1ebft n\u1ed1i m\u1ea1ng hi\u1ec7u su\u1ea5t cao v\u00e0 kho\u1ea3ng c\u00e1ch d\u00e0i, trong khi c\u00e1c module SFP \u0111i\u1ec7n v\u1eabn th\u1ef1c t\u1ebf cho c\u00e1c tri\u1ec3n khai ng\u1eafn kho\u1ea3ng c\u00e1ch v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 SFP \u0110i\u1ec7n vs. SFP Quang: Gi\u1ea3i th\u00edch s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa SFP \u0110i\u1ec7n (Copper SFP) v\u00e0 SFP Quang (Optical SFP) l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi k\u1ef9 s\u01b0 m\u1ea1ng, qu\u1ea3n tr\u1ecb vi\u00ean IT v\u00e0 nh\u00e0 l\u1eadp k\u1ebf ho\u1ea1ch trung t\u00e2m d\u1eef li\u1ec7u. M\u1eb7c d\u00f9 c\u1ea3 hai module \u0111\u1ec1u ph\u1ee5c v\u1ee5 c\u00f9ng m\u1ed9t m\u1ee5c \u0111\u00edch \u2013 cung c\u1ea5p giao di\u1ec7n m\u1ea1ng c\u00f3 th\u1ec3 c\u1eafm r\u1eddi \u2013 nh\u01b0ng ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn, \u0111\u1eb7c \u0111i\u1ec3m hi\u1ec7u su\u1ea5t v\u00e0 chi ph\u00ed tri\u1ec3n khai c\u1ee7a ch\u00fang <strong>kh\u00e1c nhau \u0111\u00e1ng k\u1ec3. Ph\u1ea7n sau \u0111\u00e2y ph\u00e2n t\u00edch s\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh theo c\u00e1ch c\u00f3 c\u1ea5u tr\u00fac v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi SEO.<\/strong> \u25cf So s\u00e1nh t\u1ed1c \u0111\u1ed9.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5.jpg\" alt=\"Electrical SFP vs. Fiber SFP: Key Differences Explained\" class=\"wp-image-2623\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/d78dc171c18f459192d8fe5f26cd12b5-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">SFP Quang<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Feature<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Module SFP \u0111i\u1ec7n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps (1000BASE-T)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps \u2013 10 Gbps v\u00e0 cao h\u01a1n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1eed d\u1ee5ng \u0111i\u1ec3n h\u00ecnh<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>K\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>K\u1ebft n\u1ed1i ng\u1eafn v\u00e0 d\u00e0i<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Kh\u1ea3 n\u0103ng n\u00e2ng c\u1ea5p<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>B\u1ecb gi\u1edbi h\u1ea1n b\u1edfi c\u00e1p \u0111\u1ed3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c n\u00e2ng c\u1ea5p t\u1ed1c \u0111\u1ed9 cao h\u01a1n trong t\u01b0\u01a1ng lai<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Nh\u1eadn x\u00e9t:<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Insight:<\/strong> C\u00e1c module SFP \u0111i\u1ec7n l\u00e0 \u0111\u1ee7 cho Ethernet Gigabit ti\u00eau chu\u1ea9n nh\u01b0ng c\u00f3 h\u1ea1n ch\u1ebf khi n\u00e2ng c\u1ea5p l\u00ean t\u1ed1c \u0111\u1ed9 cao h\u01a1n nh\u01b0 10G ho\u1eb7c 25G, n\u01a1i c\u00e1c module SFP quang l\u00e0m t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25cf Kho\u1ea3ng c\u00e1ch truy\u1ec1n<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Feature<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Module SFP \u0111i\u1ec7n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1i \u0111a 100 m\u00e9t<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>550 m (SX) \u2013 80 km (ZX)<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Lo\u1ea1i c\u00e1p<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cat5e\/Cat6\/Cat6a<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i multimode ho\u1eb7c \u0111\u01a1n mode<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ed9 tin c\u1eady t\u00edn hi\u1ec7u<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>D\u1ec5 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi EMI<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Insight:<\/strong> C\u00e1c module SFP quang \u0111\u01b0\u1ee3c \u01b0u ti\u00ean cho k\u1ebft n\u1ed1i backbone d\u00e0i kho\u1ea3ng c\u00e1ch, trong khi c\u00e1c module SFP \u0111i\u1ec7n l\u00fd t\u01b0\u1edfng cho k\u1ebft n\u1ed1i ng\u1eafn kho\u1ea3ng c\u00e1ch, rack-to-rack.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25cf \u0110\u1ed9 tr\u1ec5 v\u00e0 \u1ed5n \u0111\u1ecbnh t\u00edn hi\u1ec7u<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Module SFP \u0111i\u1ec7n:<\/strong> C\u00f3 \u0111\u1ed9 tr\u1ec5 h\u01a1i cao do x\u1eed l\u00fd t\u00edn hi\u1ec7u \u0111\u1ed3ng v\u00e0 chuy\u1ec3n \u0111\u1ed5i PHY. D\u1ec5 b\u1ecb suy gi\u1ea3m t\u00edn hi\u1ec7u theo kho\u1ea3ng c\u00e1ch.<\/p><\/li>\n\n\n\n<li><p><a href=\"https:\/\/www.l-p.com\/store-26155-1g-sfp.htm\" target=\"_self\"><strong>Module SFP quang<\/strong><\/a><strong>:<\/strong> \u0110\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 t\u00edn hi\u1ec7u \u1ed5n \u0111\u1ecbnh h\u01a1n, \u0111\u1eb7c bi\u1ec7t \u1edf kho\u1ea3ng c\u00e1ch d\u00e0i ho\u1eb7c trong m\u00f4i tr\u01b0\u1eddng m\u1ea1ng m\u1eadt \u0111\u1ed9 cao.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Ghi ch\u00fa th\u1ef1c t\u1ebf:<\/strong> Trong c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u hi\u1ec7n \u0111\u1ea1i y\u00eau c\u1ea7u th\u1eddi gian \u0111o micro gi\u00e2y (v\u00ed d\u1ee5: l\u01b0u tr\u1eef ho\u1eb7c c\u1ee5m HPC), <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/optical-modules-high-performance-computing-applications\/\">module SFP quang<\/a>th\u01b0\u1eddng l\u00e0 b\u1eaft bu\u1ed9c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25cf Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng<\/h3>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Feature<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Module SFP \u0111i\u1ec7n<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u t\u1ed1i \u0111a<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng \u0111i\u1ec3n h\u00ecnh<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2\u20133 W m\u1ed7i module<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>8\u20131 W m\u1ed7i module<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>T\u1ea1o nhi\u1ec7t<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao, c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn l\u00e0m m\u00e1t switch<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p, hi\u1ec7u qu\u1ea3 h\u01a1n cho c\u00e1c k\u1ec7 d\u00e0y \u0111\u1eb7c<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Insight:<\/strong> C\u00e1c module SFP \u0111i\u1ec7n ti\u00eau th\u1ee5 2\u20133 l\u1ea7n nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n so v\u1edbi <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/491454.htm\">module SFP quang<\/a>, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t trong tri\u1ec3n khai switch m\u1eadt \u0111\u1ed9 cao.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u25cf Chi ph\u00ed ph\u1ea7n c\u1ee9ng v\u00e0 tri\u1ec3n khai<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Module SFP \u0111i\u1ec7n:<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Th\u01b0\u1eddng c\u00f3 chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p h\u01a1n cho kho\u1ea3ng c\u00e1ch ng\u1eafn<\/p><\/li>\n\n\n\n<li><p>Kh\u00f4ng c\u1ea7n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng s\u1ee3i quang<\/p><\/li>\n\n\n\n<li><p>\u0110\u1eaft h\u01a1n s\u1ee3i quang \u1edf t\u1ed1c \u0111\u1ed9 10G+<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>Module SFP quang:<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>Chi ph\u00ed module cao h\u01a1n<\/p><\/li>\n\n\n\n<li><p>C\u1ea7n c\u00e1p s\u1ee3i quang v\u00e0 \u0111\u00f4i khi b\u1ea3ng patch quang<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ea7u t\u01b0 l\u00e2u d\u00e0i cho ph\u00e9p t\u1ed1c \u0111\u1ed9 cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u01b0\u01a1ng lai<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u25cf Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng m\u1ea1ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c module SFP \u0111i\u1ec7n l\u00fd t\u01b0\u1edfng cho m\u1ea1ng \u0111\u1ed3ng legacy quy m\u00f4 nh\u1ecf, nh\u01b0ng c\u00e1c module SFP quang m\u1edf r\u1ed9ng t\u1ed1t h\u01a1n cho:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Khu\u00f4n vi\u00ean nhi\u1ec1u t\u00f2a nh\u00e0<\/p><\/li>\n\n\n\n<li><p>Trung t\u00e2m d\u1eef li\u1ec7u t\u1ed1c \u0111\u1ed9 cao<\/p><\/li>\n\n\n\n<li><p>M\u1ea1ng khu v\u1ef1c \u0111\u00f4 th\u1ecb (MANs)<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>K\u1ebft lu\u1eadn:<\/strong> Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa SFP \u0111i\u1ec7n v\u00e0 SFP quang ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u kho\u1ea3ng c\u00e1ch, ng\u00e2n s\u00e1ch n\u0103ng l\u01b0\u1ee3ng, nhu c\u1ea7u b\u0103ng th\u00f4ng v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 <strong>B\u1ea3ng t\u1ed5ng k\u1ebft: S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>Y\u1ebfu t\u1ed1<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>SFP \u0111i\u1ec7n (\u0111\u1ed3ng)<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>SFP quang (quang)<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Ph\u01b0\u01a1ng ti\u1ec7n truy\u1ec1n d\u1eabn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1p Ethernet \u0110\u1ed3ng (RJ45)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Fiber Optic Cable<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>T\u1ed1c \u0110\u1ed9 T\u1ed1i \u0110a<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps (h\u1ea1n ch\u1ebf)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1 Gbps \u2013 10 Gbps+<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>100 m<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>550 m \u2013 80 km<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>\u0110\u1ed9 Tr\u1ec5<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Higher<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Lower<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Ti\u00eau Th\u1ee5 N\u0103ng L\u01b0\u1ee3ng<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>2\u20133 W<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>8\u20131 W<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Kh\u1ea3 N\u0103ng B\u1ecb \u1ea2nh H\u01b0\u1edfng b\u1edfi EMI<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00f3<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>No<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Chi Ph\u00ed Tri\u1ec3n Khai<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u1ea5p cho kho\u1ea3ng c\u00e1ch ng\u1eafn, cao cho kho\u1ea3ng c\u00e1ch d\u00e0i<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chi ph\u00ed ban \u0111\u1ea7u cao h\u01a1n, nh\u01b0ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng l\u00e2u d\u00e0i<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 Khi N\u00e0o B\u1ea1n N\u00ean Ch\u1ecdn SFP \u0110i\u1ec7n Thay v\u00ec Fiber<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c ch\u1ecdn \u0111\u00fang module SFP l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t m\u1ea1ng, qu\u1ea3n l\u00fd chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng l\u00e2u d\u00e0i. M\u1eb7c d\u00f9 c\u00e1c module SFP Fiber cung c\u1ea5p kho\u1ea3ng c\u00e1ch v\u00e0 b\u0103ng th\u00f4ng v\u01b0\u1ee3t tr\u1ed9i, th\u00ec SFP \u0110i\u1ec7n (Copper SFP) v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c \u01b0u ti\u00ean trong m\u1ed9t s\u1ed1 t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf. Hi\u1ec3u r\u00f5 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng n\u00e0y gi\u00fap c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng v\u00e0 qu\u1ea3n l\u00fd IT \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh tri\u1ec3n khai th\u00f4ng minh.<strong>)<\/strong> M\u1ea1ng Doanh Nghi\u1ec7p Kho\u1ea3ng C\u00e1ch Ng\u1eafn.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a.jpg\" alt=\"When Should You Choose Electrical SFP Instead of Fiber\" class=\"wp-image-2624\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/7227bdfeecb74beaa26fd1082915e42a-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c module SFP \u0110i\u1ec7n l\u00fd t\u01b0\u1edfng cho c\u00e1c k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn, th\u01b0\u1eddng l\u00ean \u0111\u1ebfn 100 m\u00e9t, trong c\u00e1c t\u00f2a nh\u00e0 v\u0103n ph\u00f2ng, t\u1ee7 c\u00e1p v\u00e0 m\u1ea1ng doanh nghi\u1ec7p nh\u1ecf.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u1eefng l\u1ee3i \u00edch ch\u00ednh trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y:.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S\u1eed d\u1ee5ng l\u1ea1i c\u00e1p \u0111\u1ed3ng hi\u1ec7n c\u00f3 (Cat5e, Cat6, Cat6a)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Tri\u1ec3n khai nhanh ch\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n l\u1eafp \u0111\u1eb7t c\u00e1p fiber m\u1edbi<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ee7 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u Gigabit Ethernet ti\u00eau chu\u1ea9n<\/p><\/li>\n\n\n\n<li><p>V\u00ed d\u1ee5 Th\u1ef1c T\u1ebf:<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>K\u1ebft n\u1ed1i c\u00e1c c\u00f4ng t\u1eafc desktop v\u1edbi c\u00f4ng t\u1eafc truy c\u1eadp ch\u00ednh trong c\u00f9ng m\u1ed9t t\u1ea7ng ho\u1eb7c t\u00f2a nh\u00e0.<\/strong> K\u1ebft N\u1ed1i Top-of-Rack trong Data Center.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Trong c\u00e1c data center hi\u1ec7n \u0111\u1ea1i, c\u00e1c c\u00f4ng t\u1eafc top-of-rack (ToR) th\u01b0\u1eddng k\u1ebft n\u1ed1i v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 n\u1eb1m trong c\u00f9ng m\u1ed9t k\u1ec7. C\u00e1c module SFP \u0110i\u1ec7n ph\u00f9 h\u1ee3p cho nh\u1eefng li\u00ean k\u1ebft ng\u1eafn, m\u1eadt \u0111\u1ed9 cao n\u00e0y v\u00ec:<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kho\u1ea3ng c\u00e1ch hi\u1ebfm khi v\u01b0\u1ee3t qu\u00e1 100 m\u00e9t <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/what-is-a-tor-top-of-rack-switch\/\">C\u00e1c module SFP \u0110\u1ed3ng t\u01b0\u01a1ng th\u00edch ngay l\u1eadp t\u1ee9c v\u1edbi c\u1ed5ng SFP<\/a> Gi\u1ea3m nhu c\u1ea7u v\u1ec1 b\u1ea3ng patch fiber trong m\u1ed7i k\u1ec7<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1eb7c d\u00f9 fiber l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c li\u00ean k\u1ebft gi\u1eefa c\u00e1c k\u1ec7 ho\u1eb7c backbone l\u00f5i, th\u00ec SFP \u0110i\u1ec7n l\u00e0 gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed cho c\u00e1c k\u1ebft n\u1ed1i \u1edf c\u1ea5p k\u1ec7.<\/p><\/li>\n\n\n\n<li><p>C\u1eadp Nh\u1eadt M\u1ea1ng C\u00f3 Chi Ph\u00ed C\u1ea3m Nh\u1ea1y<\/p><\/li>\n\n\n\n<li><p>C\u00e1c module SFP \u0110i\u1ec7n th\u01b0\u1eddng mang l\u1ea1i chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p h\u01a1n cho c\u00e1c m\u1edf r\u1ed9ng m\u1ea1ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong m\u00f4i tr\u01b0\u1eddng n\u01a1i:<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Insight:<\/strong> K\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn l\u00e0 \u0111\u1ee7.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u1ed3ng hi\u1ec7n c\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Gi\u1edbi h\u1ea1n ng\u00e2n s\u00e1ch h\u1ea1n ch\u1ebf vi\u1ec7c tri\u1ec3n khai fiber quy m\u00f4 l\u1edbn<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>M\u1eb9o So S\u00e1nh:<\/p><\/li>\n\n\n\n<li><p>Existing copper infrastructure is already in place<\/p><\/li>\n\n\n\n<li><p>Budget constraints limit large-scale fiber deployment<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Comparison Tip:<\/strong> \u0110\u1ed1i v\u1edbi Ethernet Gigabit trong m\u1ed9t t\u00f2a nh\u00e0 ho\u1eb7c khu\u00f4n vi\u00ean duy nh\u1ea5t, vi\u1ec7c s\u1eed d\u1ee5ng module SFP \u0111i\u1ec7n c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed c\u00e1p v\u00e0 b\u1ed9 chuy\u1ec3n \u0111\u1ed5i, m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t cho kho\u1ea3ng c\u00e1ch ng\u1eafn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u01b0\u01a1ng th\u00edch v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng RJ45 c\u0169<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u doanh nghi\u1ec7p v\u1eabn d\u1ef1a v\u00e0o c\u00e1p \u0111\u1ed3ng RJ45 c\u0169 \u0111\u1ec3 k\u1ebft n\u1ed1i thi\u1ebft b\u1ecb m\u1ea1ng hi\u1ec7n t\u1ea1i. Module SFP \u0111i\u1ec7n cho ph\u00e9p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>T\u00edch h\u1ee3p li\u1ec1n m\u1ea1ch v\u1edbi c\u00e1c switch ho\u1eb7c m\u00e1y ch\u1ee7 c\u0169 h\u01a1n<\/p><\/li>\n\n\n\n<li><p>G\u00e2y \u00edt gi\u00e1n \u0111o\u1ea1n nh\u1ea5t cho m\u1ea1ng Ethernet hi\u1ec7n c\u00f3<\/p><\/li>\n\n\n\n<li><p>Tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ph\u01b0\u01a1ng ti\u1ec7n \u0111\u1eaft ti\u1ec1n ho\u1eb7c vi\u1ec7c k\u00e9o l\u1ea1i c\u00e1p quang<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Example:<\/strong> M\u1ed9t c\u00f4ng ty n\u00e2ng c\u1ea5p l\u00ean switch h\u1ed7 tr\u1ee3 SFP c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng <a target=\"_self\" href=\"https:\/\/www.l-p.com\/products\/476785.htm\">module SFP RJ45<\/a> \u0111\u1ec3 k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi d\u00e2y c\u00e1p Cat6 hi\u1ec7n c\u00f3, m\u1edf r\u1ed9ng m\u1ea1ng m\u00e0 kh\u00f4ng c\u1ea7n thay th\u1ebf to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng c\u00e1p quang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2705 <strong>B\u1ea3ng t\u00f3m t\u1eaft: Khi n\u00e0o n\u00ean \u01b0u ti\u00ean module SFP \u0111i\u1ec7n?<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\">\n<table class=\"has-fixed-layout\">\n<colgroup><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><col style=\"min-width: 25px;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p>T\u00ecnh hu\u1ed1ng<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>T\u1ea1i sao module SFP \u0111i\u1ec7n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t<\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p>Kho\u1ea3ng c\u00e1ch \u0111i\u1ec3n h\u00ecnh<\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>M\u1ea1ng doanh nghi\u1ec7p kho\u1ea3ng c\u00e1ch ng\u1eafn<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1eed d\u1ee5ng c\u00e1p \u0111\u1ed3ng hi\u1ec7n c\u00f3, tri\u1ec3n khai nhanh<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264100 m<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>Trong c\u00e1c data center hi\u1ec7n \u0111\u1ea1i, c\u00e1c c\u00f4ng t\u1eafc top-of-rack (ToR) th\u01b0\u1eddng k\u1ebft n\u1ed1i v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 n\u1eb1m trong c\u00f9ng m\u1ed9t k\u1ec7. C\u00e1c module SFP \u0110i\u1ec7n ph\u00f9 h\u1ee3p cho nh\u1eefng li\u00ean k\u1ebft ng\u1eafn, m\u1eadt \u0111\u1ed9 cao n\u00e0y v\u00ec:<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u1eafm l\u00e0 ch\u1ea1y trong m\u00f4i tr\u01b0\u1eddng t\u1ee7 rack<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264100 m<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u1ed3ng hi\u1ec7n c\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Chi ph\u00ed ban \u0111\u1ea7u th\u1ea5p h\u01a1n so v\u1edbi c\u00e1p quang<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264100 m<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p>C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng RJ45 c\u0169<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>T\u01b0\u01a1ng th\u00edch v\u1edbi Ethernet \u0111\u1ed3ng hi\u1ec7n c\u00f3<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u2264100 m<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0110i\u1ec3m ch\u00ednh:<\/strong> Module SFP \u0111i\u1ec7n hi\u1ec7u qu\u1ea3 nh\u1ea5t cho c\u00e1c tri\u1ec3n khai kho\u1ea3ng c\u00e1ch ng\u1eafn, ch\u00fa tr\u1ecdng chi ph\u00ed v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u0169; trong khi module SFP quang v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho m\u1ea1ng kho\u1ea3ng c\u00e1ch d\u00e0i, b\u0103ng th\u00f4ng cao v\u00e0 d\u1ec5 b\u1ecb nhi\u1ec5u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 module SFP \u0111i\u1ec7n vs. SFP quang<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n n\u00e0y gi\u1ea3i \u0111\u00e1p nh\u1eefng c\u00e2u h\u1ecfi ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng, qu\u1ea3n l\u00fd IT v\u00e0 v\u1eadn h\u00e0nh trung t\u00e2m d\u1eef li\u1ec7u th\u01b0\u1eddng g\u1eb7p khi quy\u1ebft \u0111\u1ecbnh gi\u1eefa module SFP \u0111i\u1ec7n (copper) v\u00e0 module SFP quang. <\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2-1024x576.jpg\" alt=\"FAQs About Electrical SFP vs. Fiber SFP\" class=\"wp-image-2625\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2-18x10.jpg 18w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/68ce412266f44ecd9d8e2f2d250500b2.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a cho module SFP \u0111i\u1ec7n l\u00e0 bao nhi\u00eau?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> Module SFP \u0111i\u1ec7n, th\u01b0\u1eddng s\u1eed d\u1ee5ng chu\u1ea9n <strong>1000BASE-T tr\u00ean c\u00e1p \u0111\u1ed3ng<\/strong>, h\u1ed7 tr\u1ee3 kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a l\u00e0 <strong>l\u00ean \u0111\u1ebfn 100 m\u00e9t<\/strong> v\u1edbi c\u00e1p Cat5e, Cat6 ho\u1eb7c Cat6a. V\u01b0\u1ee3t qu\u00e1 kho\u1ea3ng c\u00e1ch n\u00e0y, ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u s\u1ebd suy gi\u1ea3m, khi\u1ebfn module SFP quang tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean cho c\u00e1c li\u00ean k\u1ebft d\u00e0i h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f3 ph\u1ea3i module SFP \u0111\u1ed3ng ch\u1eadm h\u01a1n module SFP quang?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> \u0110\u1ed1i v\u1edbi Ethernet Gigabit ti\u00eau chu\u1ea9n (1 Gbps), c\u1ea3 SFP \u0111\u1ed3ng (module SFP \u0111i\u1ec7n) v\u00e0 SFP quang \u0111\u1ec1u cung c\u1ea5p t\u1ed1c \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. Tuy nhi\u00ean, module SFP quang h\u1ed7 tr\u1ee3 <strong>c\u00e1c chu\u1ea9n t\u1ed1c \u0111\u1ed9 cao h\u01a1n<\/strong> nh\u01b0 10G, 25G, v\u00e0 40G, trong khi c\u00e1c module SFP \u0111\u1ed3ng th\u01b0\u1eddng b\u1ecb gi\u1edbi h\u1ea1n \u1edf 1 Gbps ho\u1eb7c 10GBASE-T, t\u00f9y thu\u1ed9c v\u00e0o PHY v\u00e0 c\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Module SFP \u0111i\u1ec7n c\u00f3 h\u1ed7 tr\u1ee3 t\u1ed1c \u0111\u1ed9 10G kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> Ch\u1ec9 c\u00f3 c\u00e1c module SFP+ 10GBASE-T c\u1ee5 th\u1ec3 m\u1edbi h\u1ed7 tr\u1ee3 Ethernet 10 Gigabit qua c\u00e1p \u0111\u1ed3ng. C\u00e1c module n\u00e0y ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n v\u00e0 t\u1ea1o ra nhi\u1ec1u nhi\u1ec7t h\u01a1n so v\u1edbi module SFP quang v\u00e0 th\u01b0\u1eddng b\u1ecb gi\u1edbi h\u1ea1n trong kho\u1ea3ng <strong>30\u2013100 m\u00e9t<\/strong> t\u00f9y thu\u1ed9c v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng c\u00e1p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u1ea1n c\u00f3 th\u1ec3 c\u1eafm m\u1ed9t d\u00e2y c\u00e1p Ethernet ti\u00eau chu\u1ea9n v\u00e0o c\u1ed5ng SFP kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> B\u1ea1n <strong>kh\u00f4ng th\u1ec3 c\u1eafm tr\u1ef1c ti\u1ebfp m\u1ed9t d\u00e2y c\u00e1p Ethernet RJ45 ti\u00eau chu\u1ea9n v\u00e0o khe c\u1eafm SFP ti\u00eau chu\u1ea9n<\/strong>. B\u1ea1n ph\u1ea3i s\u1eed d\u1ee5ng m\u1ed9t module SFP \u0111i\u1ec7n (copper) cung c\u1ea5p giao di\u1ec7n RJ45. Module ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t b\u1ed9 chuy\u1ec3n \u0111\u1ed5i ph\u01b0\u01a1ng ti\u1ec7n, cho ph\u00e9p khe c\u1eafm SFP k\u1ebft n\u1ed1i v\u1edbi c\u00e1p Ethernet \u0111\u1ed3ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Lo\u1ea1i n\u00e0o ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n: SFP \u0111i\u1ec7n hay SFP quang?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> T\u00f9y thu\u1ed9c v\u00e0o \u1ee9ng d\u1ee5ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p><strong>Kho\u1ea3ng c\u00e1ch ng\u1eafn, d\u01b0\u1edbi 100 m\u00e9t:<\/strong> Module SFP \u0111i\u1ec7n th\u01b0\u1eddng ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n v\u00ec ch\u00fang s\u1eed d\u1ee5ng c\u00e1p \u0111\u1ed3ng hi\u1ec7n c\u00f3 v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t s\u1ee3i quang.<\/p><\/li>\n\n\n\n<li><p><strong>Tri\u1ec3n khai kho\u1ea3ng c\u00e1ch d\u00e0i ho\u1eb7c t\u1ed1c \u0111\u1ed9 cao:<\/strong> Module SFP quang mang l\u1ea1i kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng l\u00e2u d\u00e0i t\u1ed1t h\u01a1n, \u0111\u1ed9 tr\u1ec5 th\u1ea5p h\u01a1n v\u00e0 ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng \u00edt h\u01a1n, khi\u1ebfn ch\u00fang ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n theo th\u1eddi gian.<\/p><\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c module SFP \u0111i\u1ec7n c\u00f3 t\u01b0\u01a1ng th\u00edch v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c switch kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Tr\u1ea3 l\u1eddi:<\/strong> C\u00e1c module SFP \u0111i\u1ec7n th\u01b0\u1eddng t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ea7u h\u1ebft c\u00e1c switch h\u1ed7 tr\u1ee3 SFP, nh\u01b0ng m\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p (v\u00ed d\u1ee5: Cisco, HP, Juniper) c\u00f3 th\u1ec3 y\u00eau c\u1ea7u module \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t b\u1edfi nh\u00e0 cung c\u1ea5p \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u01b0\u01a1ng th\u00edch \u0111\u1ea7y \u0111\u1ee7. Lu\u00f4n ki\u1ec3m tra danh s\u00e1ch t\u01b0\u01a1ng th\u00edch c\u1ee7a switch tr\u01b0\u1edbc khi mua module SFP th\u1ee9 ba.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u2b50 K\u1ebft lu\u1eadn: SFP \u0111i\u1ec7n vs. SFP quang: B\u1ea1n n\u00ean s\u1eed d\u1ee5ng lo\u1ea1i n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa module SFP \u0111i\u1ec7n (copper SFP) v\u00e0 SFP quang ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c \u0111\u00e1nh gi\u00e1 k\u1ef9 l\u01b0\u1ee1ng c\u00e1c y\u00eau c\u1ea7u m\u1ea1ng, kho\u1ea3ng c\u00e1ch tri\u1ec3n khai, nhu c\u1ea7u t\u1ed1c \u0111\u1ed9, ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng l\u00e2u d\u00e0i. C\u1ea3 hai lo\u1ea1i \u0111\u1ec1u \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c m\u1ea1ng Ethernet hi\u1ec7n \u0111\u1ea1i, nh\u01b0ng \u0111i\u1ec3m m\u1ea1nh c\u1ee7a ch\u00fang kh\u00e1c bi\u1ec7t \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p><strong>SFP \u0111i\u1ec7n (Copper SFP)<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>L\u00fd t\u01b0\u1edfng cho c\u00e1c k\u1ebft n\u1ed1i kho\u1ea3ng c\u00e1ch ng\u1eafn (\u2264100 m\u00e9t) trong v\u0103n ph\u00f2ng, t\u1ee7 c\u00e1p v\u00e0 li\u00ean k\u1ebft d\u1eef li\u1ec7u t\u1ea1i m\u1ee9c rack trong trung t\u00e2m d\u1eef li\u1ec7u.<\/p><\/li>\n\n\n\n<li><p>T\u01b0\u01a1ng th\u00edch v\u1edbi c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng RJ45 hi\u1ec7n c\u00f3, cho ph\u00e9p m\u1edf r\u1ed9ng m\u1ea1ng hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed m\u00e0 kh\u00f4ng c\u1ea7n thay th\u1ebf c\u00e1p.<\/p><\/li>\n\n\n\n<li><p>Th\u01b0\u1eddng ti\u00eau th\u1ee5 nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng h\u01a1n v\u00e0 c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec7t trong c\u00e1c tri\u1ec3n khai switch m\u1eadt \u0111\u1ed9 cao.<\/p><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><p><strong>SFP quang (Fiber SFP)<\/strong><\/p>\n<ul class=\"wp-block-list\">\n<li><p>H\u1ed7 tr\u1ee3 truy\u1ec1n t\u1ea3i kho\u1ea3ng c\u00e1ch d\u00e0i (l\u00ean \u0111\u1ebfn 80 km v\u1edbi module ZX) v\u00e0 m\u1ea1ng t\u1ed1c \u0111\u1ed9 cao ( <a href=\"https:\/\/www.l-p.com\/products\/478155.htm\" target=\"_self\">10G<\/a>40G<a href=\"https:\/\/www.l-p.com\/store-26192-10g-sfp.htm\" target=\"_self\">Kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec5u \u0111i\u1ec7n t\u1eeb, \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t.<\/a>, <a href=\"https:\/\/www.l-p.com\/store-26225-25g-sfp28.htm\" target=\"_self\">25G<\/a>, <a href=\"https:\/\/www.l-p.com\/store-26153-40g-qsfp.htm\" target=\"_self\">Y\u00eau c\u1ea7u c\u00e1p s\u1ee3i quang v\u00e0 c\u00f3 th\u1ec3 \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u cao h\u01a1n, nh\u01b0ng m\u1edf r\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n cho s\u1ef1 ph\u00e1t tri\u1ec3n m\u1ea1ng trong t\u01b0\u01a1ng lai.<\/a>).<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ec1 xu\u1ea5t th\u1ef1c t\u1ebf:.<\/p><\/li>\n\n\n\n<li><p>S\u1eed d\u1ee5ng SFP \u0111i\u1ec7n cho c\u00e1c tri\u1ec3n khai kho\u1ea3ng c\u00e1ch ng\u1eafn, ti\u1ebft ki\u1ec7m chi ph\u00ed ho\u1eb7c t\u01b0\u01a1ng th\u00edch v\u1edbi legacy.<\/p><\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"675\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70.jpg\" alt=\"Electrical SFP vs. Fiber SFP: Which One Should You Use?\" class=\"wp-image-2626\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70.jpg 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70-300x169.jpg 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70-1024x576.jpg 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70-768x432.jpg 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/dce89597fd614030960b8d3ddecb6a70-18x10.jpg 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>S\u1eed d\u1ee5ng SFP quang cho c\u00e1c c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng hi\u1ec7u su\u1ea5t cao, kho\u1ea3ng c\u00e1ch d\u00e0i ho\u1eb7c c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong trung t\u00e2m d\u1eef li\u1ec7u v\u00e0 backbone khu\u00f4n vi\u00ean tr\u01b0\u1eddng.<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>B\u1eb1ng c\u00e1ch c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, c\u00e1c k\u1ef9 s\u01b0 m\u1ea1ng v\u00e0 qu\u1ea3n l\u00fd IT c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u1ea3 hi\u1ec7u su\u1ea5t v\u00e0 chi ph\u00ed, \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng m\u1ea1ng \u0111\u00e1p \u1ee9ng nhu c\u1ea7u hi\u1ec7n t\u1ea1i \u0111\u1ed3ng th\u1eddi s\u1eb5n s\u00e0ng cho t\u01b0\u01a1ng lai.<\/p><\/li>\n\n\n\n<li><p>\u0110\u1ed1i v\u1edbi c\u00e1c module SFP ch\u1ea5t l\u01b0\u1ee3ng cao, bao g\u1ed3m c\u1ea3 SFP RJ45 \u0111i\u1ec7n v\u00e0 transceiver SFP quang, h\u00e3y kh\u00e1m ph\u00e1.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0111\u1ec3 t\u00ecm module t\u01b0\u01a1ng th\u00edch cho switch v\u00e0 m\u00e1y ch\u1ee7 m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SFP \u0111i\u1ec7n vs. SFP quang <a target=\"_self\" href=\"https:\/\/www.l-p.com\/\"><strong>LINK-PP Official Store<\/strong><\/a> SFP \u0111i\u1ec7n l\u00e0 g\u00ec?.<\/p>","protected":false},"excerpt":{"rendered":"<p>Learn how electrical SFP compares with fiber SFP in speed, distance, power consumption, and cost. A practical guide for data centers, network engineers, and enterprise deployments.<\/p>","protected":false},"author":1,"featured_media":2627,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[28],"tags":[26],"class_list":["post-2628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-products","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/2628","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/comments?post=2628"}],"version-history":[{"count":5,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/2628\/revisions"}],"predecessor-version":[{"id":10749,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/2628\/revisions\/10749"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media\/2627"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media?parent=2628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/categories?post=2628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/tags?post=2628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}