Great Three Way Circuit Wiring Diagram

This is where two switches control the same light or lights.

Three way circuit wiring diagram. This might seem intimidating but it does not have to be. Basic 3 way switch diagram how to wire 3 way light switch step by step. Be sure to identify the electrical circuit correctly you ll be wiring into and turn off the breaker at your home s main electrical panel.

The electrical symbol indicates where power enters the circuit. This 3 way switch wiring diagram shows how to wire the switches and the light when the power is coming to the light switch. Here is our selection of three way light switch circuit diagrams.

Take a closer look at a 3 way switch wiring diagram. The two hot wires of three wire cable connect to a pair of brass colored traveler terminals on each 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.

Wiring diagram 3 way switch with light at the end. In this diagram the incoming hot wire attaches to the first switch s common dark colored terminal. Three way light switch with the power feed via the switch single light.

With these diagrams below it will take the guess work out of wiring. 3 way switch wiring diagram depicting all wires in the ceiling junction box. The black and red wires between sw1 and sw2 are connected to the traveler terminals.

At each switch in the above 3 way switch wiring diagram the black wire gets connected to the common copper or black screw. The first step in any electrical project is to make sure there is no power going to the circuit you plan to be working on. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.