What is a Relay, relays, coil voltage, Sockets, Relay Accessories, power relay | What is a Relay, relays, coil voltage, Sockets, Relay Accessories, power relay | Scoop.it

An electrical relay is a switch that is under the control of another circuit. . An electrical relay can control electrical output that is higher than the electrical input it receives. Electromagnet relays conserve more energy than solid state relays.