3 port network switch, 3 port ethernet switch - All industrial manufacturers
Gigabit 3-port PoE switch-PoE Switch
Oem Factory Direct Mini Fast 10 / 100mbps 3-port Ethernet Network Lan Hub Switch Board Two-layer Pcb 3 Rj45 5v 12v Head Port - Network Switches - AliExpress
3 port Gigabit switch module is widely used in LED line 5 port 10/100/1000 m contact port mini switch module PCBA Motherboard|Network Switches| - AliExpress