High Quality LAN Transformer Manufacturer in China | JIAXUN Ethernet Magnetics Supplier

What Is a LAN Transformer and Why It Matters in Ethernet Networks

A LAN Transformer, also known as an Ethernet Transformer or Network Isolation Transformer, is an essential magnetic component used in Ethernet interfaces such as RJ45 connectors, switches, and routers.
Its primary functions include:

• Providing signal isolation between the PHY and the cable.

• Reducing electromagnetic interference (EMI).

• Ensuring signal integrity and stable network communication.

• Supporting Power over Ethernet (PoE) applications when integrated with magnetic circuits.

In modern networking equipment—ranging from industrial control systems and PoE cameras to IoT gateways—LAN Transformers play a critical role in maintaining data reliability and equipment safety.

JIAXUN – Professional LAN Transformer Manufacturer and Supplier

As a leading LAN Transformer manufacturer in China, JIAXUN specializes in the design and production of high-performance Ethernet magnetic components.
With over 15 years of experience in magnetic design and mass production, JIAXUN has become a trusted LAN Transformer supplier for global OEM and ODM clients.

Our Capabilities

• Advanced production lines with automated testing and inspection.

• ISO9001, RoHS, and REACH certified quality management system.

• Full OEM/ODM customization, including turn ratio, pin layout, package type, and frequency range.

• Global clients from networking, telecom, and industrial automation industries.

JIAXUN’s products are widely applied in Ethernet switches, routers, servers, and network interface cards, ensuring outstanding signal performance and EMI suppression.

Main Product Series and Technical Specifications

10/100Base-T LAN Transformers

Ideal for standard Ethernet devices such as IP cameras, routers, and gateways.
Recommended models: TRB16024NL, TRB34937NL
Features:

• Low insertion loss and excellent return loss.

• High isolation voltage and compact design.

• Compatible with IEEE 802.3 standards.

10/100/1000Base-T Gigabit LAN Transformers

Designed for high-speed Ethernet systems, including industrial switches and servers.
Recommended models: TRB81090NLE, TRB81094NLE
Features:

• Wide bandwidth and low leakage inductance.

• Superior common-mode noise rejection.

• Stable performance under high data rates.

PoE / PoE+ LAN Transformers

Support Power over Ethernet applications, delivering both power and data through a single cable.
Recommended models: TRC1012NLE, TRC1183NLE
Features:

• High current handling capability.

• Reinforced insulation and long-term reliability.

• Perfect for PoE IP cameras, wireless access points, and industrial terminals.

Why Choose JIAXUN as Your LAN Transformer Factory

• ? Factory-direct supply – competitive pricing and fast delivery.

• ⚙️ Strict quality control – 100% electrical and functional testing.

• ? Global export experience – shipping to Europe, America, and Southeast Asia.

• ? OEM/ODM flexibility – support for custom LAN Transformer designs.

• ? Reliable performance – consistent parameters and long service life.

Whether you need Gigabit LAN Transformers, PoE Transformers, or custom magnetic solutions, JIAXUN provides high-quality products and professional engineering support.

Applications of LAN Transformers

LAN Transformers are commonly used in:

• Network switches, hubs, and routers

• PoE cameras and IP surveillance systems

• Industrial Ethernet controllers and PLCs

• IoT gateways and smart home devices

• Network interface cards and modems

Each JIAXUN LAN Transformer ensures efficient signal transmission and robust electrical isolation across these Ethernet applications.

Contact JIAXUN for Custom LAN Transformer Solutions

JIAXUN is your reliable LAN Transformer manufacturer and supplier in China, offering cost-effective, high-performance solutions for Ethernet networks.

? Contact us today to discuss your project requirements or request a custom quotation.
Our team will help you design the perfect LAN Transformer for your network products.