
In today’s fast-evolving Ethernet infrastructure, network designers demand compact, reliable, and high-efficiency magnetics modules that support both data integrity and power delivery. The LP82444NL single-port 1000Base-T low-profile transformer module, designed for PoE applications, is engineered to meet those demands head-on.
Key Takeaways
The LP82444NL PoE LAN transformer supports 10/100/1000 Base-T data transmission, ensuring your network runs smoothly and efficiently.
Electrical isolation protects your devices from surges and noise, enhancing the reliability of your LAN.
Its compact SMD design allows for easy installation, saving time and maximizing board space in modern network setups.
Key Features & Advantages of LP82444NL PoE LAN Transformer
Feature | Benefit / Value |
---|---|
Gigabit (10/100/1000Base-T) support | Ensures future-proof compatibility with existing and next-gen network devices |
PoE / IEEE 802.3af compliance | Supports power delivery up to 350 mA, enabling integration into PoE systems |
Low profile & SMD 24-pin package | Compact footprint simplifies PCB layout in space-constrained designs |
Excellent signal performance | Insertion loss ≤ 1.1 dB (1–100 MHz), return loss and crosstalk margins ensure signal integrity |
High isolation & common mode rejection | 1500 Vrms isolation, ~40 dB common-mode rejection, helping suppress noise and protect components |
Wide operating temperature range | −40 °C to +85 °C, suitable for industrial and commercial environments |
UL certification (E484635) | Compliance with safety and reliability standards, easing product certification efforts |
Advantages in Modern Networks

Electrical Isolation
The LP82444NL delivers strong isolation (up to 1.5 kVrms) to protect devices from surges, voltage spikes, and EMI. This ensures safer operation, reduced crosstalk, and smoother LAN performance across Fast Ethernet, Gigabit Ethernet, and PoE applications.
The LP82444NL stands out among lan transformers for its high isolation voltage. Take a look at how it compares:
Application | Isolation Voltage | Standard Compliance |
---|---|---|
Fast Ethernet (1G) | IEEE 802.3 | |
Gigabit Ethernet (1G-5G) | 2.0–2.5 kV RMS | IEC 60950-1 / IEC 62368-1 |
PoE Devices | 1.5–2.5 kV RMS | IEEE 802.3af/at/bt |
Signal Integrity
Engineered for high-speed networks, it maintains clear data transmission through:
Impedance matching to reduce loss
Noise suppression for better clarity
Separation of power and data for efficient PoE
Result: lower distortion, less interference, and stable gigabit performance.
Reliability and Durability
Built with high-quality materials and low insertion loss, the LP82444NL offers:
Energy efficiency
Long-term stability
Robust construction for demanding environments
Versatility of LAN Transformers
With its low-profile SMD design, wide temperature tolerance, and compliance with IEEE 802.3af, UL, RoHS, REACH, ISO 9001, and ISO 14001, the LP82444NL integrates easily into switches, routers, PoE devices, and smart networking systems.
Certification/Standard | Description |
---|---|
IEEE 802.3 af | Power over Ethernet standard |
UL | Underwriters Laboratories safety standard |
RoHS | Restriction of Hazardous Substances directive |
Reach | Chemical safety and compliance |
ISO 19001 | Quality management standard |
ISO 14001 | Environmental management standard |
Choose the LP82444NL PoE LAN transformer
For safe, reliable, and flexible networking — ready for the demands of modern Ethernet.
Typical Applications & Use Cases
Gigabit Ethernet switches and routers
PoE-enabled devices like IP cameras, WAPs, and VoIP phones
Industrial Ethernet switches and gateways
Telecommunication backplanes and network interface modules
Embedded systems requiring isolated Ethernet + power delivery
Because the LP82444NL supports PoE current up to 350 mA, it is well-suited to power-class devices (especially under 802.3af) while maintaining signal integrity.
Competitive Positioning & Differentiators

When comparing similar magnetic modules, LP82444NL stands out due to:
Balance of performance and price — strong specs (low insertion loss, good crosstalk, high isolation) at a competitive cost.
Compact footprint — low-profile SMD packaging helps OEMs reduce board height and allocate space more flexibly.
Robust compliance & certification — UL listing and IEEE 802.3af compatibility ease regulatory challenges.
Reliability across temperature — suits demanding industrial environments.
Single-port optimization — ideal when multiple discrete modules are needed (versus a bulky multi-port magnetics block).
FAQ
What devices can you use with the LP82444NL PoE LAN Transformer?
You can use it with switches, routers, access points, IP cameras, and smart home devices. It fits any device that supports Power over Ethernet.
How does the LP82444NL improve your network’s reliability?
You get strong electrical isolation and noise suppression. This transformer protects your devices and ensures stable, high-quality data transmission every time.
Why should you choose the LP82444NL for new network projects?
You save time with easy SMD installation. You boost performance and reliability. You meet industry standards. Choose LP82444NL to future-proof your network and maximize value.
See Also
Essential Insights Into Power Over Ethernet Technology Explained