One advantage of solid-state relay (SSR) over conventional electro-magnetic relay (EMR) is its tear and wear free operation. S201S01 from Sharp is a good example. Here is the circuit diagram of a DIY ...

A: Mike, I checked out the wiring diagram for this circuit. The Jeep's radiator cooling fan is controlled by the powertrain control module, or PCM, via a relay, based on information taken from the ...