12V Modbus RTU 4, Channels Relay Module, Input Optocoupler, Isolation RS485 MCU for, Arduino

12V Relay Module 4-Channel This is a 12V 4-Channel Relay interface board. Be able to control various appliances and other equipment with a large current. It can be controlled directly by a Micro-controller (Arduino, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic) . 12V 4-Channel Relay interface board and each one needs 50-60mA Driver Current. Equipped with high-current relay, AC250V 10A ; DC30V 10A.

Application:

1. Supports all MCU control.
2. The industrial field.
3. PLC control.
4. Smart home control.

Features:

1. .Modbus serial communication
2. Relay switching output
3. Convenient AT command control

Package Includes:

1 x 12V Modbus RTU 4 Channels Relay Module