THE WHITE SHOP MODEM MALE TO FEMALE SLIMLINE SERIAL PORT ADAPTER

rayihni DB9 9PIN SCREW TYPE SERIAL TO TERMINAL FEMALE CONNECTOR ADAPTER

rayihni DB9 Serial to Terminal Male Connector

rayihni USB to serial adapter - Type A USB DB9

rayihni USB to DB9 Serial Converter - PL2303 9 PIN MALE

Moxa UPort 1150I - 1 Port USB-to-Serial 2 KV

rayihni DB9 TO RJ45 SERIAL ADAPTER

ANMBEST DB9 Solderless RS232 D-SUB Serial to 9-pin Port Terminal Male Adapter Connector Breakout Board

rayihni RS232 TO RS485 SERIAL DATA COMMUNICATION CONVERTER ADAPTER - DB9 FEMALE 4-PIN TERMINAL BLOCK

LFHUKEJI RS232 to RJ45 - DB9 9-Pin Male to RJ45 Female Cat5e/6

Jeirdus USB to RS422 RS485 Serial Port Converter - FTDI Chip ESD Protection 6ft/1.8meter