Four Way Switch Wiring Diagram

They all must be between the two 3 way switches.

Four way switch wiring diagram. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wirenut. Conventional 4 way switch wiring. 4 way switches have four terminals each with two pairs of travelers one set usually black and one set usually brass color. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.

Wiring a new 4 way switch. In the diagrams below the first switch 3 way common terminal connects to. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. 4 way switch wring diagram.

This 4 way switch diagram 2 shows the power source starting at the fixture. I have a few of the most common ways in wiring a 4 way switch to help you with your basic home wiring projects. Three wire cable runs between all the switches and 2 wire cable runs to the light. 4 way dimmer switch wiring diagram.

With these diagrams below it will take the guess work out of wiring. This might seem intimidating but it does not have to be. Wiring a 3 way light switch. Four way switch wiring diagram with the line and the load in the same switch box.

At the risk of being repetitious make sure the power is off before making any connections to an existing circuit. In the diagram above splices are made and a three conductor cable is installed between all the switches. This is the wiring for a dimmer in a 4 way circuit. 3 way switch diagram 2 above shows the electricity source starting at the fixture.

A 4 way switch is always placed in between two 3 way switches. 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. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. To make this circuit work a 3 way dimmer can be used in place of one or both of the standard 3 way switches.

You can have an indefinite number of 4 way switches in a circuit. Wiring diagrams for 3 way switches. Diagram 1 above shows the electricity source starting at the left 3 way switch. 4 way switch wiring diagrams this 4 way switch diagram 1 shows the power source starting at the left 3 way switch.

3 way and 4 way switch wiring diagrams. The white wire needs to be re identified as a hot conductor because it is not being used as a neutral in this installation. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wire nut. If you understand how to wire a 3 way switch you ll have no issues with a 4 way switch.

Same diagram but with 4 way switch added.