PUSR USR-DR134 - RJ45 1 Ethernet

DTech DB9 to RJ45 Serial Adapter - RS232 Female to RJ-45 Female

DTech DB9 to RJ45 Serial Adapter - RS232 Male

Green Tiger DB9 to RJ45 Serial Adapter - RS232 Male to RJ45 Female

Lemeng RS232 to Ethernet Serial Device Server - RS232 Male 1 Port RJ45

rayihni Serial Device Server - Dual

rayihni DB25 Male to RJ45 Adapter - 25 Pin + DB25 Female to RJ45 Adapter - 25 Pin

USRobotics TCP232306 - Serial to Ethernet RS232 RS485 RS422

Waveshare RS485 to Ethernet Converter

Sahgsa Ethernet Serial Device - RJ45

rayihni UIM2523 - RJ45 3000V