4 Road/Channel Relay Module(with light coupling)

4 Road/Channel Relay Module(with light coupling)

4 channel relay module with optocoupler Relay Output 4 way relay module for Arduino

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4 channel relay module with optocoupler Relay Output 4 way relay module for Arduino (with light coupling) 

12V/24V



4-channel relay output modules, relay output contacts 250A 10A. 

Input IN1, IN2, IN3, IN4, the signal line LOW effective. 

VCC, GND power input, can relay a separate power supply relay power input of JD-VCC.


Uses:
1, Support all MCU control.
2, The industrial sector;
3, PLC control;
4, Smart home control




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