3 Wire Toggle Switch Diagram. A spdt toggle switch has 3 terminals. 3 way switch wiring diagram depicting all wires in the ceiling junction box.
Terminal 1 can connect up to any load to power a certain device. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. With these diagrams below it will take the guess work out of wiring.
This might seem intimidating but it does not have to be.
The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each switch. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. You must completely forget about the notion of a switch being a simple open closed circuit and look at the diagram of the circuitry of this modern alternative. 3 single coil wiring.
