4PCS Human Scale Load Cell Weight Sensors + HX711 AD Module Weight Sensor Electronic Scale Weighing Pressure Sensor DIY Kit

RS232 125Khz RFID Reader EM4100 ID Proximity Sensor Smart Card Reader for Access Control

New Original Genuine ADM3251EARWZ-REEL SOIC-20 RS-232 Line Driver Receiver Chip

FT232RL USB TO RS232 RS485 TTL Converter Board Industrial Grade UART Serial Port Module USB to TTL Convertor PCB

Better to FT232RL 6pin FT232BL USB to Serial adapter module USB TO TTL RS232 Cable FT232BL CHIP

30cm Com extension line DuPont 2.0mm DuPont 2.54 computer RS232 connecting line DB9 to DuPont 9-pin serial line.

Industrial Grade USB-RS485 RS422 RS232 Signal Converter FTDI Chip Isolated Module USB TO RS232/422/485 Magnetic Isolation

TTL serial port to CAN bus module TTL to RS232 module Serial port to CAN transparent transmission communication data module

HL-340 USB to RS232 COM Port Serial PDA 9 Pin DB9 Cable Adapter Support Windows7-64

Kenwood Radio Programming Cable RS232 Serial DB9 Female to Mini Din 8P for Kenwood TM-V71 TM-V71A TM-V71E TM-V71G TM-D710 PG-5G

5PCS MAX3238IDBR MAX3238I SSOP28 MAX3238IDB MAX3238 3-V TO 5.5-V MULTICHANNEL RS-232 LINE DRIVER/RECEIVER 100% New original