The Stack Overflow podcast is back! Listen to an interview with our new CEO.

Hot answers tagged


Voltage is only part of what a relay uses. Check the current requirements for the relay coil/input as well. For example the common result for "3V relay arduino" will produce results for relay MODULEs that contain something akin to a SRD-03VDC-SL-C relay (labeled on the relay itself). Spec for the RELAY (separate search by relay part no) yields a data ...

Only top voted, non community-wiki answers of a minimum length are eligible