ESP32 Modbus 4 channel Relay Switch Module DC 9-24V Module

Features: 1. Optional 4-channel, flexibly adaptable to various scenarios. 2. Built in CH340 chip, Type-C interface for one click program burning. 3. Optocoupler input and output isolation, strong anti-interference, stable operation. 4. Supports Modbus protocol and is compatible with industrial automation systems. 5. RS485 and USART interface integration, strong scalability and easy networking. Parameter: Specifications: 4-way Power supply: DC 9-24V power supply/TYPE-C power supply Mod...

34,000 RWF