Jansum Electronics Dongguan Co., Ltd. is located in Changping Town, Dongguan City. We specialize in R&D, manufacturing and sales of Ethernet transformer, Telecom transformer, Choke coils, Inductors, Power transformer, Planar transformer, Chip Lan magnetics, xDSL/T1/E1 transformer, Solar inverter inductor and other magnetic components. Products sell well at home and abroad, exported to Europe, America, Southeast Asia, Middle East, Australia. We provide OEM/ODM services. Our products are widely used in network switches, routers, ADSL, optic modem, set-top boxes, TV, monitoring equipment, network players, smart home, solar power inverter, EV charging equipment......
View More
Automation network transformers are designed for industrial automation control systems, PLCs and factory network equipment.
Switch network transformers support Ethernet switches from 10/100M to 10G, providing reliable signal isolation and EMI suppression.
Industrial network transformers withstand wide temperature ranges and harsh environments for industrial Ethernet applications.
Router network transformers are used in home and enterprise routers, providing robust magnetics for WAN/LAN connectivity.
PC motherboard network transformers integrate into desktop and laptop motherboards for on-board Ethernet.
Smart meter network transformers support smart grid communication, ensuring reliable data transmission in power metering.
