How To Wire A Three Way Switch With Two Lights

If your 3 way light switch 2 is connected between the power supply and the light fixture as is most common.

How to wire a three way switch with two lights. The most important rationale is that there are several ways that a three way switch can be wired. All three way switch and 2 way switch wiring diagrams have the same basic components. Wiring a 3 way switch isn t that difficult. The hot source is connected to the common terminal of sw1.

Finish your work and test. And make sure all of your ground connections are completed and securely fastened. Two 2 wire cables c3 and c4 run between the fixtures and a 3 wire cable c2 runs from the second fixture f2 to the second 3 way switch sw2. To wire a 3 way light switch you ll need 2 3 way light switches 2 2 wire non metallic cables 1 3 wire non metallic cable and 2 6 inch grounding wires.

In other words a 3 way switch is made up of one light that s controlled by two separate switches. The answer to how it works is to have an extra hot wire that runs between the two switch boxes. Wiring a 3 way light switch. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.

Two 3 way switches are required in any 3 way application. A 3 way wall switch controls a common light or set of lights from two separate switch locations. Before replacing any 3 way switches that are broken turn off the power at the breaker box. Wires consisting of a line a load a neutral a pair of travelers and two 3 way switches.

The existing 2 wire black and white romex can still be used to connect a 3 way switch 2 and the light fixture. Wiring a 3 way light switch is certainly more complicated than that of the more common single pole switch but you can figure it out if you follow our 3 way switch wiring diagram. This guide highlights the procedures for replacing a broken 3 way electrical switch.