What is a PCB Network Jack?

Published Time:

2026-02-10

A PCB network jack, also known as an RJ45 connector module
A PCB network jack, also known as an RJ45 connector module, is a standard Ethernet interface mounted directly on a printed circuit board. It provides a physical connection between network cables and internal electronic circuits, enabling stable and high-speed data transmission in network devices.
 This component is widely used in:
  • Industrial control equipment
  • Switches, routers, and gateways
  • IP cameras and surveillance systems
  • Smart home and IoT devices
  • Medical and automotive electronics
  • Communication base stations and servers
It supports Ethernet protocols including 10Mbps, 100Mbps, and 1000Mbps (Gigabit) networks.

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