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USB to Serial RS232/UART RS485/TTL DB9 Converter Adapter Module FT232BM/BL
CH341A USB to SPI I2C IIC UART TTL ISP Serial Adapter Module EPP/MEM Converter For Serial Brush Debugging RS232 RS485
Female RS232 to RS485 Converter rs232 rs485 Adapter 232 485 High Performance U4LD
CH340 USB to RS232 TTL RS485 Isolated Serial Adapter Module Converter
RS-232 RS232 serial to RS485 RS-485 Converter,232 to 485 for industrial grade three chipsets
RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW
Usr-Tcp232-410S RS232 / RS485 Serial to Ethernet Adapter/IP Device Server Ethernet Converter Support DHCP/DNS
DYKB 3in1 USB-232-485 USB TO RS485 / USB TO RS232 / 232 TO 485 converter adapter ch340 W/ LED Indicator for WIN7,XP,Linux PLC