





Specifications:
Chipset: WCH CH340 (USB-UART) compatible with CH341 driver
USB Connector: Type-A male
RS485 Interface: 2-wire differential (A, B), plus optional GND and 5 V terminals
Operating Voltage: 5 V DC (USB powered)
Baud Rate Range: 50 bps – 2 Mbps
Max Communication Range: Up to approx. 1.2 km (line-of-sight)
Operating Temperature: –40 °C to +85 °C (industrial-grade)
Physical Size: ~60 × 18 × 14 mm
Supported OS: Windows, Linux, macOS, WinCE
Protection Features: ESD, surge, short-circuit, and A/B signal line protection