This is a 4-Channel Relay interface board that allows you to control various appliances, and other equipment’s with large current. It can be controlled directly by Micro-controller (Arduino, Raspberry Pi, 8051, AVR, PIC, DSP, ARM, ARM, MSP430, TTL logic).

Weight 50 g
Dimensions 7 × 4 × 1 cm
Trigger Current (mA)


Switching Voltage (VAC)


Switching Voltage (VDC)


Operating Temperature (°C)

-40 to 85

Opt. Relative Humidity(RH)

20% ~ 85%


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