Black Box Corporation PC 422/485 Serial Interface

Atop GW51C-MAXI-WDT GW51C Serial to Ethernet Adapter Card RS-232 RS-422 RS-485

Moxa UPort 1130 V1.4 USB to Serial Adapter, 1 Port RS-422/485

Sealevel 2113 1-Port Isolated Rs-232/422/485 Usb Serial Interface Adapter

Sealevel USB 2-Port Isolated Rs-232/422/485 Usb DB9 Serial Interface Adapter

Star Tech RS-232 to RS-485/422 Serial Interface Converter W/Power Adapter

USB to 1-Port Isolated RS-232 RS-422 RS-485 DB9 Serial Adapter 2113 SeaLINK

Omron CP1W-CIF11 RS-422/485 Serial Option Board PLC Interface Unit