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  • Writer's pictureRAJ SHARMA

4 Channel Relay Shield for Arduino Nano

Arduino based 4 channel toggle switch using 4 relays, 4 tactile switches, an Arduino Nano, the circuit required 12V DC, the relay can handle load up to 7Amps 230V DC or 7Amps/30V DC.

More Info >> Schematic, PCB Layout, Arduino Example Code Available Here

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