4 Way Switch Wiring Diagram Residential
Jan 13 2014 4 way switch wiring diagram for free to help make 4 way switch wiring easy.
4 way switch wiring diagram residential. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. In the diagrams below the first switch 3 way common terminal connects to line voltage. The white wire of the cable going to the switch is attached to the black line in the fixture box using a wirenut. Next connect the white wire coming into the box to the white wire on the fixture.
The black wire running to the 4 way switch is connected to the hot terminal on the light and at the switch box it s spliced to the black wire from the common on sw2. 4 way switches have four terminals each with two pairs of travelers one set usually black and one set usually brass color. I have a few of the most common ways in wiring a 4 way switch to help you with your basic home wiring projects. The white wire is marked black at each end to mark it as hot.
You can have an indefinite number of 4 way switches in a circuit. Watch the 4 way switch video below and pay attention. 4 way switch wring diagram. If you understand how to wire a 3 way switch you ll have no issues with a 4 way switch.
The red and white are used as travelers between the 4 way and sw2. Then connect the black wire coming from the fixture to the black wire going to the first 3 way switch. This 4 way switch diagram 1 shows the power source starting at the left 3 way switch. A four switch configuration will have two 3 way switches one on each end and two 4 way switches in the middle.
A 4 way switch is always placed in between two 3 way switches. They all must be between the two 3 way switches. This 4 way switch diagram 2 shows the power source starting at the fixture. This diagram is a thumbnail.
The 4 way is used when you want to control the light or lights from two or more locations. For complete instructions on wiring a basic 4 way switch see our wiring a 4 way switch article. Click here to access note.