{"id":4372,"date":"2025-09-01T00:00:00","date_gmt":"2025-09-01T00:00:00","guid":{"rendered":"https:\/\/lp.szlogic.cn\/knowledge-center\/sfp-1g-zx-vs-sfp-1g-ezx-easy-choice-for-long-distance\/"},"modified":"2026-06-22T07:56:12","modified_gmt":"2026-06-22T07:56:12","slug":"sfp-1g-zx-vs-sfp-1g-ezx-easy-choice-for-long-distance","status":"publish","type":"post","link":"https:\/\/resources.l-p.com\/vi\/knowledge-center\/sfp-1g-zx-vs-sfp-1g-ezx-easy-choice-for-long-distance","title":{"rendered":"SFP-1G-ZX so v\u1edbi SFP-1G-EZX: B\u1ed9 thu ph\u00e1t quang n\u00e0o v\u01b0\u1ee3t tr\u1ed9i h\u01a1n cho m\u1ea1ng c\u1ee7a b\u1ea1n?"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1200\" height=\"712\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a.webp\" alt=\"sfp-1g-zx vs sfp-1g-ezx\" class=\"wp-image-4370\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a-300x178.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a-1024x608.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a-768x456.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/65407200b5fc4822b43aaedeeee7f35a-18x12.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n t\u1eebng \u0111\u01b0\u1ee3c giao nhi\u1ec7m v\u1ee5 mua b\u1ed9 thu ph\u00e1t quang s\u1ee3i kho\u1ea3ng c\u00e1ch xa <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>quang h\u1ecdc<\/strong><\/a>, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e3 g\u1eb7p c\u00e1c m\u00e3 s\u1ed1 linh ki\u1ec7n tr\u00f4ng r\u1ea5t gi\u1ed1ng nhau: <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476865.htm\"><strong>SFP-1G-ZX<\/strong><\/a> and <a target=\"_blank\" href=\"https:\/\/www.l-p.com\/products\/476870.htm\"><strong>SFP-1G-EZX<\/strong><\/a>. M\u1eb7c d\u00f9 c\u1ea3 hai \u0111\u1ec1u h\u1ee9a h\u1eb9n m\u1edf r\u1ed9ng ph\u1ea1m vi m\u1ea1ng c\u1ee7a b\u1ea1n l\u00ean t\u1edbi 80 km, ch\u00fang kh\u00f4ng gi\u1ed1ng nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c ch\u1ecdn sai lo\u1ea1i c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u n\u0103ng, kh\u00f3 kh\u0103n v\u1ec1 t\u01b0\u01a1ng th\u00edch ho\u1eb7c chi ph\u00ed kh\u00f4ng c\u1ea7n thi\u1ebft. Trong h\u01b0\u1edbng d\u1eabn d\u1ee9t kho\u00e1t n\u00e0y, ch\u00fang ta s\u1ebd gi\u1ea3i m\u00e3 nh\u1eefng kh\u00e1c bi\u1ec7t, kh\u00e1m ph\u00e1 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang v\u00e0 gi\u00fap b\u1ea1n ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t. C\u00f9ng b\u1eaft \u0111\u1ea7u ngay!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83c\udfc6 Nh\u1eefng \u0111i\u1ec3m ch\u00ednh<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p>Ch\u1ecdn <strong>SFP-1G-ZX<\/strong> n\u1ebfu b\u1ea1n c\u1ea7n kho\u1ea3ng c\u00e1ch l\u00ean t\u1edbi 80 km. N\u00f3 gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed cho m\u1ea1ng \u0111\u00f4 th\u1ecb v\u00e0 khu\u00f4n vi\u00ean l\u1edbn.<\/p><\/li><li><p>S\u1eed d\u1ee5ng <strong>SFP-1G-EZX<\/strong> cho kho\u1ea3ng c\u00e1ch l\u00ean t\u1edbi 100 km. M\u00f4-\u0111un n\u00e0y ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t cho c\u00e1c k\u1ebft n\u1ed1i r\u1ea5t d\u00e0i.<\/p><\/li><li><p>Lu\u00f4n ki\u1ec3m tra kho\u1ea3ng c\u00e1ch m\u00e0 m\u1ea1ng c\u1ee7a b\u1ea1n c\u1ea7n \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi ch\u1ecdn m\u1ed9t m\u00f4-\u0111un <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>sfp<\/strong><\/a>. \u0110i\u1ec1u n\u00e0y gi\u00fap m\u1ea1ng c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/p><\/li><li><p>C\u1ea3 hai m\u00f4-\u0111un \u0111\u1ec1u cung c\u1ea5p t\u1ed1c \u0111\u1ed9 gigabit v\u00e0 s\u1eed d\u1ee5ng c\u00f9ng b\u01b0\u1edbc s\u00f3ng. Ch\u00fang ph\u00f9 h\u1ee3p cho vi\u1ec7c truy\u1ec1n d\u1eef li\u1ec7u nhanh.<\/p><\/li><li><p>\u0110\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n t\u01b0\u01a1ng th\u00edch v\u1edbi m\u00f4-\u0111un, \u0111\u1eb7c bi\u1ec7t l\u00e0 thi\u1ebft b\u1ecb Cisco. \u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba s\u1ef1 c\u1ed1 v\u00e0 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru.<\/p><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83c\udfc6 <strong>S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i: T\u1ea5t c\u1ea3 n\u1eb1m \u1edf \u0111\u1ed9 nh\u1ea1y c\u1ee7a b\u1ed9 thu<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u00ecn s\u01a1 qua, c\u1ea3 hai m\u00f4-\u0111un \u0111\u1ec1u l\u00e0 b\u1ed9 thu ph\u00e1t quang SFP 1000BASE-ZX ho\u1ea1t \u0111\u1ed9ng tr\u00ean <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/what-is-single-mode-fiber-and-how-does-it-work\/\"><strong>v\u00e0 s\u1ee3i quang \u0111\u01a1n mode (SMF)<\/strong><\/a> \u1edf b\u01b0\u1edbc s\u00f3ng 1550 nm. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t then ch\u1ed1t n\u1eb1m \u1edf thi\u1ebft k\u1ebf b\u00ean trong v\u00e0, quan tr\u1ecdng nh\u1ea5t, l\u00e0 <strong>\u0111\u1ed9 nh\u1ea1y b\u1ed9 thu<\/strong>.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\"><strong>SFP-1G-ZX:<\/strong> \u0110\u00e2y l\u00e0 b\u1ed9 thu ph\u00e1t quang ti\u00eau chu\u1ea9n 80 km. N\u00f3 s\u1eed d\u1ee5ng b\u1ed9 thu photodiode PIN ti\u00eau chu\u1ea9n.<\/p><\/li><li><p style=\"margin: 0px;\"><strong>SFP-1G-EZX (ZX n\u00e2ng cao):<\/strong> \u0110\u00e2y l\u00e0 <em>phi\u00ean b\u1ea3n n\u00e2ng cao.<\/em> N\u00f3 th\u01b0\u1eddng t\u00edch h\u1ee3p b\u1ed9 thu <a target=\"_blank\" rel=\"\" href=\"https:\/\/resources.l-p.com\/vi\/knowledge-center\/pin-apd-photodiode-technologies-applications\/\"><strong>APD (Photodiode th\u00e1c l\u0169)<\/strong><\/a> B\u1ed9 thu APD nh\u1ea1y h\u01a1n, ngh\u0129a l\u00e0 n\u00f3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c t\u00edn hi\u1ec7u \u00e1nh s\u00e1ng y\u1ebfu h\u01a1n khi truy\u1ec1n \u0111i tr\u00ean kho\u1ea3ng c\u00e1ch d\u00e0i.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1ef1 kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n n\u00e0y v\u1ec1 c\u00f4ng ngh\u1ec7 b\u1ed9 thu t\u1ea1o ra nhi\u1ec1u h\u1ec7 qu\u1ea3 th\u1ef1c t\u1ebf \u0111\u1ed1i v\u1edbi vi\u1ec7c tri\u1ec3n khai m\u1ea1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83c\udfc6 <strong>So s\u00e1nh tr\u1ef1c ti\u1ebfp: SFP-1G-ZX so v\u1edbi SFP-1G-EZX<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 l\u00e0m r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t, h\u00e3y ph\u00e2n t\u00edch ch\u00fang theo b\u1ea3ng so s\u00e1nh song song.<\/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;\"\/><\/colgroup><tbody><tr><th colspan=\"1\" rowspan=\"1\"><p><strong>Feature<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>SFP-1G-ZX<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>SFP-1G-EZX (N\u00e2ng cao)<\/strong><\/p><\/th><th colspan=\"1\" rowspan=\"1\"><p><strong>Ng\u01b0\u1eddi chi\u1ebfn th\u1eafng &amp; Ph\u00e2n t\u00edch<\/strong><\/p><\/th><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Form Factor<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>SFP (1G)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>SFP (1G)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>N\u1ed1i<br><\/strong> \u2013 C\u1ea3 hai \u0111\u1ec1u l\u00e0 m\u00f4-\u0111un SFP ti\u00eau chu\u1ea9n.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Lo\u1ea1i s\u1ee3i<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111\u01a1n mode (SMF)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>S\u1ee3i \u0111\u01a1n mode (SMF)<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>N\u1ed1i<br><\/strong> \u2013 C\u1ea3 hai \u0111\u1ec1u y\u00eau c\u1ea7u c\u00e1p quang s\u1ee3i \u0111\u01a1n-mode 9\/125 \u00b5m.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>B\u01b0\u1edbc s\u00f3ng<br><\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1550 nm TX \/ 1550 nm RX<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>1550 nm TX \/ 1550 nm RX<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>N\u1ed1i<br><\/strong> \u2013 B\u01b0\u1edbc s\u00f3ng ti\u00eau chu\u1ea9n cho truy\u1ec1n d\u1eabn kho\u1ea3ng c\u00e1ch xa.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~80 km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>~100 km<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>N\u1ed1i<br><\/strong> \u2013 C\u1ea3 hai \u0111\u1ec1u \u0111\u01b0\u1ee3c qu\u1ea3ng b\u00e1 cho ph\u1ea1m vi 80 km.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Lo\u1ea1i b\u1ed9 thu<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>\u0110i-\u00f4t quang PIN<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>APD (Photodiode th\u00e1c l\u0169)<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>EZX<\/strong> \u2013 APD mang l\u1ea1i \u0111\u1ed9 nh\u1ea1y b\u1ed9 thu v\u01b0\u1ee3t tr\u1ed9i.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>\u0110\u1ed9 nh\u1ea1y b\u1ed9 thu<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u01b0\u1eddng kho\u1ea3ng -23 dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Th\u00f4ng th\u01b0\u1eddng <strong>-28 dBm<\/strong> ho\u1eb7c t\u1ed1t h\u01a1n<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>EZX<\/strong> \u2013 C\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c t\u00edn hi\u1ec7u m\u1edd h\u01a1n nhi\u1ec1u, r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c li\u00ean k\u1ebft \u1edf ng\u01b0\u1ee1ng.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>C\u00f4ng su\u1ea5t ph\u00e1t<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>0 \u0111\u1ebfn +5 dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>-5 \u0111\u1ebfn 0 dBm<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o ng\u1eef c\u1ea3nh<\/strong> \u2013 EZX kh\u00f4ng c\u1ea7n nhi\u1ec1u c\u00f4ng su\u1ea5t do b\u1ed9 thu nh\u1ea1y c\u1ee7a n\u00f3.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Ti\u00eau Th\u1ee5 N\u0103ng L\u01b0\u1ee3ng<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Lower<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Cao h\u01a1n m\u1ed9t ch\u00fat<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>ZX<\/strong> \u2013 C\u00e1c b\u1ed9 thu APD y\u00eau c\u1ea7u \u0111i\u1ec7n \u00e1p ph\u00e2n c\u1ef1c cao h\u01a1n.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Cost<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Generally <strong>Lower<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>Generally <strong>Higher<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>ZX<\/strong> \u2013 Thi\u1ebft k\u1ebf b\u1ed9 thu PIN \u0111\u01a1n gi\u1ea3n h\u01a1n n\u00ean chi ph\u00ed th\u1ea5p h\u01a1n.<\/p><\/td><\/tr><tr><td colspan=\"1\" rowspan=\"1\"><p><strong>Use Case<\/strong><\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p>C\u00e1c li\u00ean k\u1ebft s\u1ee3i quang \u1ed5n \u0111\u1ecbnh, \u0111\u01b0\u1ee3c l\u1eadp k\u1ebf ho\u1ea1ch k\u1ef9 l\u01b0\u1ee1ng v\u1edbi suy hao th\u1ea5p.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>C\u00e1c li\u00ean k\u1ebft kh\u00f3 kh\u0103n<\/strong> v\u1edbi t\u1ed5n hao n\u1ed1i\/\u0111\u1ea7u n\u1ed1i cao h\u01a1n, s\u1ee3i quang c\u0169 ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n bi\u1ebfn \u0111\u1ed5i.<\/p><\/td><td colspan=\"1\" rowspan=\"1\"><p><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o ng\u1eef c\u1ea3nh<\/strong> \u2013 EZX l\u00e0 \u201cch\u00ednh s\u00e1ch b\u1ea3o hi\u1ec3m\u201d cho c\u00e1c tri\u1ec3n khai kh\u00f3 kh\u0103n.<\/p><\/td><\/tr><\/tbody>\n<\/table>\n<\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" >Khi n\u00e0o n\u00ean ch\u1ecdn SFP-1G-ZX<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecdn m\u00f4-\u0111un ti\u00eau chu\u1ea9n <strong>SFP-1G-ZX<\/strong> n\u1ebfu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">\u0110\u01b0\u1eddng truy\u1ec1n s\u1ee3i quang c\u1ee7a b\u1ea1n \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng r\u00f5 r\u00e0ng v\u00e0 c\u00f3 suy hao t\u00edn hi\u1ec7u (t\u1ed5n hao) th\u1ea5p.<\/p><\/li><li><p style=\"margin: 0px;\">Li\u00ean k\u1ebft t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 \u0111\u1ea7u n\u1ed1i ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p><\/li><li><p style=\"margin: 0px;\">Ng\u00e2n s\u00e1ch l\u00e0 y\u1ebfu t\u1ed1 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u v\u00e0 b\u1ea1n t\u1ef1 tin r\u1eb1ng m\u00f4-\u0111un ti\u00eau chu\u1ea9n s\u1ebd \u0111\u00e1p \u1ee9ng \u0111\u1ee7 y\u00eau c\u1ea7u.<\/p><\/li><li><p style=\"margin: 0px;\">B\u1ea1n \u0111ang thay th\u1ebf m\u1ed9t m\u00f4-\u0111un ZX hi\u1ec7n c\u00f3 \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng ho\u00e0n h\u1ea3o.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed cho t\u00ecnh hu\u1ed1ng n\u00e0y l\u00e0 <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476865.htm\"><strong>LS-SM551G-80C<\/strong><\/a>, n\u1ed5i ti\u1ebfng nh\u1edd kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u00e0 hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh trong c\u00e1c \u1ee9ng d\u1ee5ng ti\u00eau chu\u1ea9n 80 km.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >Khi n\u00e0o n\u00ean ch\u1ecdn SFP-1G-EZX (N\u00e2ng cao)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1ef1a ch\u1ecdn phi\u00ean b\u1ea3n n\u00e2ng cao <strong>SFP-1G-EZX<\/strong> n\u1ebfu:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">khi b\u1ea1n \u0111ang \u0111\u1ea9y t\u1edbi gi\u1edbi h\u1ea1n kho\u1ea3ng c\u00e1ch t\u1ed1i \u0111a v\u00e0 lo ng\u1ea1i v\u1ec1 <strong>bi\u00ean d\u1ef1 ph\u00f2ng li\u00ean k\u1ebft<\/strong>.<\/p><\/li><li><p style=\"margin: 0px;\">C\u01a1 s\u1edf h\u1ea1 t\u1ea7ng s\u1ee3i quang c\u1ee7a b\u1ea1n \u0111\u00e3 c\u0169, c\u00f3 nhi\u1ec1u m\u1ed1i n\u1ed1i ho\u1eb7c c\u00f3 \u0111\u1ed9 suy hao cao h\u01a1n m\u1ee9c k\u1ef3 v\u1ecdng.<\/p><\/li><li><p style=\"margin: 0px;\">B\u1ea1n c\u1ea7n m\u1ed9t gi\u1ea3i ph\u00e1p \u201cc\u00e0i \u0111\u1eb7t xong l\u00e0 qu\u00ean\u201d cho li\u00ean k\u1ebft quan tr\u1ecdng, n\u01a1i \u0111\u1ed9 tin c\u1eady l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t.<\/p><\/li><li><p style=\"margin: 0px;\">C\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 g\u00e2y ra dao \u0111\u1ed9ng nh\u1ecf trong hi\u1ec7u su\u1ea5t s\u1ee3i quang.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng \u0111\u00f2i h\u1ecfi kh\u1eaft khe n\u00e0y, <strong>LINK-PP <\/strong><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476870.htm\"><strong>\u0111\u01b0\u1ee3c ki\u1ec3m tra nghi\u00eam ng\u1eb7t nh\u1eb1m \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 \u0111\u1ea7y \u0111\u1ee7<\/strong><\/a> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p bi\u00ean an to\u00e0n b\u1ed5 sung \u0111\u00f3. \u0110\u1ed9 nh\u1ea1y b\u1ed9 thu v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a n\u00f3 \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ec1n b\u1ec9 ngay c\u1ea3 tr\u00ean c\u00e1c \u0111\u01b0\u1eddng d\u00e2y s\u1ee3i quang kh\u00f4ng ho\u00e0n h\u1ea3o, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho <strong>c\u00e1c li\u00ean k\u1ebft m\u1ea1ng then ch\u1ed1t<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1200\" height=\"613\" src=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20.webp\" alt=\"OPTICAL TRANSCEIVER\" class=\"wp-image-4371\" srcset=\"https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20.webp 1200w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20-300x153.webp 300w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20-1024x523.webp 1024w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20-768x392.webp 768w, https:\/\/resources.l-p.com\/wp-content\/uploads\/2026\/05\/e4135b035e7d4f289f585ae0cbc74d20-18x9.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83c\udfc6 <strong>K\u1ebft lu\u1eadn v\u00e0 khuy\u1ebfn ngh\u1ecb cu\u1ed1i c\u00f9ng<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady, b\u1ea1n n\u00ean ch\u1ecdn lo\u1ea1i n\u00e0o?<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><p style=\"margin: 0px;\">For <strong>hi\u1ec7u qu\u1ea3 chi ph\u00ed v\u00e0 c\u00e1c li\u00ean k\u1ebft \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng<\/strong>: M\u00f4-\u0111un ti\u00eau chu\u1ea9n <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476865.htm\"><strong>SFP-1G-ZX<\/strong><\/a> l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o.<\/p><\/li><li><p style=\"margin: 0px;\">For <strong>bi\u00ean d\u1ef1 ph\u00f2ng hi\u1ec7u n\u0103ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n kh\u1eafc nghi\u1ec7t<\/strong>: Phi\u00ean b\u1ea3n n\u00e2ng cao <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/products\/476870.htm\"><strong>SFP-1G-EZX<\/strong><\/a> \u0111\u00e1ng gi\u00e1 cho kho\u1ea3n \u0111\u1ea7u t\u01b0 b\u1ed5 sung.<\/p><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Lu\u00f4n nh\u1edb t\u00ednh to\u00e1n <strong>ng\u00e2n s\u00e1ch li\u00ean k\u1ebft s\u1ee3i quang<\/strong> c\u1ee7a b\u1ea1n <strong>ng\u00e2n s\u00e1ch li\u00ean k\u1ebft s\u1ee3i quang<\/strong> tr\u01b0\u1edbc khi mua. N\u1ebfu t\u1ed5ng t\u1ed5n hao (suy hao s\u1ee3i quang + t\u1ed5n hao n\u1ed1i n\u1ed1i + t\u1ed5n hao \u0111\u1ea7u n\u1ed1i) g\u1ea7n b\u1eb1ng m\u1ee9c t\u1ed1i \u0111a cho ph\u00e9p b\u1edfi m\u00f4-\u0111un ZX, vi\u1ec7c n\u00e2ng c\u1ea5p l\u00ean m\u00f4-\u0111un EZX l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh kh\u00f4n ngoan v\u00e0 ch\u1ee7 \u0111\u1ed9ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>V\u1eabn ch\u01b0a ch\u1eafc ch\u1eafn v\u1ec1 ng\u00e2n s\u00e1ch li\u00ean k\u1ebft c\u1ee7a b\u1ea1n?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng \u0111\u1ec3 hi\u1ec7u su\u1ea5t m\u1ea1ng c\u1ee7a b\u1ea1n ph\u1ee5 thu\u1ed9c v\u00e0o may r\u1ee7i. <strong>Duy\u1ec7t qua danh m\u1ee5c r\u1ed9ng l\u1edbn c\u00e1c m\u00f4-\u0111un SFP-1G-ZX v\u00e0 SFP-1G-EZX \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn c\u1ee7a ch\u00fang t\u00f4i<\/strong> t\u1ea1i <a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/page\/aboutus.htm\"><strong>LINK-PP<\/strong><\/a>. C\u00e1c chuy\u00ean gia k\u1ef9 thu\u1eadt c\u1ee7a ch\u00fang t\u00f4i c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ph\u00e2n t\u00edch nhu c\u1ea7u v\u00e0 \u0111\u1ec1 xu\u1ea5t b\u1ed9 thu ph\u00e1t ph\u00f9 h\u1ee3p nh\u1ea5t cho c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. \u0110\u1ea3m b\u1ea3o \u0111\u1ed9 tin c\u1eady tuy\u1ec7t \u0111\u1ed1i\u2014h\u00e3y ch\u1ecdn LINK-PP cho <strong>kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i quang h\u1ecdc hi\u1ec7u n\u0103ng cao<\/strong> c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a target=\"_blank\" rel=\"\" href=\"https:\/\/www.l-p.com\/store-25432-optics-transceivers-sfp-modules.htm\"><strong>Kh\u00e1m ph\u00e1 ngay c\u00e1c b\u1ed9 thu ph\u00e1t LINK-PP!<\/strong><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" >\ud83c\udfc6 <strong>FAQ<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" >S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa SFP-1G-ZX v\u00e0 SFP-1G-EZX l\u00e0 g\u00ec?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n s\u1ebd th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t nh\u1ea5t \u1edf kho\u1ea3ng c\u00e1ch. SFP-1G-ZX h\u1ed7 tr\u1ee3 t\u1ed1i \u0111a 80 km. SFP-1G-EZX \u0111\u1ea1t t\u1ed1i \u0111a 100 km. C\u1ea3 hai \u0111\u1ec1u s\u1eed d\u1ee5ng c\u00f9ng t\u1ed1c \u0111\u1ed9 v\u00e0 b\u01b0\u1edbc s\u00f3ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >T\u00f4i c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai m\u00f4-\u0111un trong c\u00f9ng m\u1ed9t m\u1ea1ng kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00e2ng, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai m\u00f4-\u0111un trong m\u1ed9t m\u1ea1ng n\u1ebfu thi\u1ebft b\u1ecb c\u1ee7a b\u1ea1n h\u1ed7 tr\u1ee3 ch\u00fang. Ch\u1ec9 c\u1ea7n \u0111\u1ea3m b\u1ea3o m\u1ed7i k\u1ebft n\u1ed1i ph\u00f9 h\u1ee3p v\u1edbi kho\u1ea3ng c\u00e1ch \u0111\u00fang cho m\u00f4-\u0111un t\u01b0\u01a1ng \u1ee9ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >T\u00f4i n\u00ean ch\u1ecdn m\u00f4-\u0111un n\u00e0o \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u m\u1edf r\u1ed9ng m\u1ea1ng trong t\u01b0\u01a1ng lai?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n d\u1ef1 \u0111\u1ecbnh m\u1edf r\u1ed9ng m\u1ea1ng tr\u00ean c\u00e1c kho\u1ea3ng c\u00e1ch d\u00e0i h\u01a1n, h\u00e3y ch\u1ecdn sfp-1g-ezx. M\u00f4-\u0111un n\u00e0y cung c\u1ea5p ph\u1ea1m vi v\u00e0 t\u00ednh linh ho\u1ea1t l\u1edbn h\u01a1n cho c\u00e1c n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u00e1c m\u00f4-\u0111un SFP-1G-ZX v\u00e0 SFP-1G-EZX c\u00f3 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch Cisco kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u1ea3 hai m\u00f4-\u0111un v\u1edbi h\u1ea7u h\u1ebft c\u00e1c b\u1ed9 chuy\u1ec3n m\u1ea1ch Cisco. Lu\u00f4n ki\u1ec3m tra m\u00f4 h\u00ecnh b\u1ed9 chuy\u1ec3n m\u1ea1ch c\u1ee7a b\u1ea1n \u0111\u1ec3 x\u00e1c minh t\u00ednh t\u01b0\u01a1ng th\u00edch tr\u01b0\u1edbc khi mua.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" >C\u1ea3 hai m\u00f4-\u0111un c\u00f3 h\u1ed7 tr\u1ee3 c\u00f9ng t\u1ed1c \u0111\u1ed9 d\u1eef li\u1ec7u kh\u00f4ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00f3, c\u1ea3 sfp-1g-zx v\u00e0 sfp-1g-ezx \u0111\u1ec1u h\u1ed7 tr\u1ee3 1,25 Gbps (1000base). B\u1ea1n s\u1ebd \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00f9ng t\u1ed1c \u0111\u1ed9 gigabit v\u1edbi b\u1ea5t k\u1ef3 m\u00f4-\u0111un n\u00e0o trong hai m\u00f4-\u0111un n\u00e0y.<\/p>","protected":false},"excerpt":{"rendered":"<p>So s\u00e1nh sfp-1g-zx v\u1edbi sfp-1g-ezx cho k\u1ebft n\u1ed1i s\u1ee3i quang kho\u1ea3ng c\u00e1ch xa. T\u00ecm hi\u1ec3u b\u1ed9 SFP n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi ph\u1ea1m vi m\u1ea1ng c\u1ee7a b\u1ea1n, t\u1eeb 80 km \u0111\u1ebfn 120 km, v\u00e0 \u0111\u1ea3m b\u1ea3o c\u00e1c k\u1ebft n\u1ed1i gigabit \u0111\u00e1ng tin c\u1eady.<\/p>","protected":false},"author":1,"featured_media":4370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[15,24,26],"class_list":["post-4372","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge-center","tag-link-pp-1g-sfp-modules","tag-link-pp","tag-optics-transceivers"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4372","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=4372"}],"version-history":[{"count":4,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4372\/revisions"}],"predecessor-version":[{"id":11199,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/posts\/4372\/revisions\/11199"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media\/4370"}],"wp:attachment":[{"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/media?parent=4372"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/categories?post=4372"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/resources.l-p.com\/vi\/wp-json\/wp\/v2\/tags?post=4372"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}