Three Way Toggle Switch Wiring Diagram. At a glance 3 way switches look the same as the common single pole switch but instead of having only two screws on which to make your connections they have two connections on one side and one on the other. Wiring diagrams for 3 way switches.
3 way switch wiring diagram. The white wire becomes the energized switch leg as indicated by using black or red electrical tape. Diagram 3 above shows the electricity source starting at the right 3 way switch box the same that has the romex wire going to the fixture.
Take a closer look at a 3 way switch wiring diagram.
Now we will connect black and red wires to the traveler terminals of the switch which are color coded in. 3 way switch diagram 2 above shows the electricity source starting at the fixture. In the ceiling light fixture electrical box one black wire from a 3 way switch gets connected to the black load wire on the light fixture. Regardless of what 3 way switch wiring diagram you re following you ll need to use a 3 wire cable to connect the two 3 way light switches.
