Three Way Light Switch Circuit Diagram

3 way switch diagrams for multiple light fixtures.

Three way light switch circuit diagram.

Basic 3 way switch diagram how to wire 3 way light switch step by step. The black and red wires between sw1 and sw2 are connected to the traveler terminals. Three wire cable runs between the switches and 2 wire cable runs to the light. This might seem intimidating but it does not have to be.

The black line wire connects to the common terminal of the first 3 way switch. 3 way switched outlet wiring. Wiring diagram 3 way switch with light at the end in this diagram the electrical source is at the first switch and the light is located at the end of the circuit. In this diagram two 3 way switches control a wall receptacle outlet that may be used to control a lamp from two entrances to a room.

Interested in a 4 way switch wiring diagram. Red and blue wires link traveler terminals of both switches. Typical 3 way switch wiring nm cable. This 3 way light switch wiring diagram shows how to do the light switch wiring and the light when the power is coming to the light fixture.

Turn the power off at circuit breaker. Pick the diagram that is most like the scenario you are in and see if you can wire your switch. 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. This circuit is wired the same way as the 3 way lights at this link.

Three wire cable runs between the switches and the outlet. Now discussing 3 way light switch wiring diagram as also discussed above the color codes of the wires as having three insulated conductors as black as hot red as switch wire or called traveler and white as common wire as also shown when light is connected to both black and white wires. In this diagram power enters the fixture box. In the above 3 way switch wiring diagram at each switch the black wire gets connected to the copper or black screw.

It is true that there are several wiring configurations for wiring 3 way light switches and all of the wiring configurations will depend on where the incoming circuit power is located and once that is identified the rest of the three way wiring connections are straight forward. The black hot wire connects to the far right switch s common terminal. A 3 wire nm connects the traveler terminals of the first and second 3 way switch together. Take a closer look at a 3 way switch wiring diagram.

In the 1st diagram below a 2 wire nm cable supplies power from the panel to the first switch box. With these diagrams below it will take the guess work out of wiring. Traveler wires are interchangeable on each switch.