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A 12V DC SPDT Power Relay is an electromechanical switch that uses a 12V DC …
12 V DC SPDT Power RelayRead More
A 4 Channel Relay Module with Optocoupler is an electronic board designed to allow a …
4 Channel Relay Module with OptocouplerRead More
The 8 Channel Relay Module with Optocoupler KY-019 5V is a board designed to interface …
8 Channel Relay Module with Optocoupler KY-019 5VRead More
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