Waveshare 2pcs USB to RS232/485 Serial Converter, Onboard Original FT232RNL Chip, Features More Stable Transmission, Compatible with Mac/Linux/Android/Win11/10/8.1/8/7, etc

Adopts the original FT232RNL chip to provide better stability, reliability and compatibility. ABS case, compact size, portable and easy to use

Support USB to RS232 communication or USB to RS485 communication. On-board RS232/485 communication switching circuit, users can switch the communication type by toggle switch

On-board TVS (Transient Voltage Suppressor) can effectively suppress surge voltage and transient spike voltage in the circuit, anti-static

On-board self-recovery fuses and protection diodes ensure stable output of current and voltage, prevent overcurrent and overvoltage, and improve shock resistance

Supports flexible switching, onboard 120R terminal resistor on the RS485 interface, enabled/disabled via toggle switch. With 3 LED indicators, more convenient to check the power supply and signal transmitting and receiving status