4 Way Switches Wiring Diagram

The two 4 ways are located between the two 3 ways and the traveler wires run from sw1 to t1 on the first 4 way.

4 way switches wiring diagram. In the 1st diagram below a 2 wire nm cable supplies power from the panel to the first switch box. 4 way switch wring diagram. They all must be between the two 3 way switches. First you have to think about the.

If you understand how to wire a 3 way switch you ll have no issues with a 4 way switch. T2 from that switch is wired to t1 on the second 4way and t2 connects to the travelers on sw2. The black line wire connects to the common terminal of the first 3 way switch. A 3 wire nm connects the traveler terminals of the first 3 way switch and the first 4 way switch.

For complete instructions on wiring a basic 4 way switch see our wiring a 4 way switch article. To wire a 4 way switch start by turning off the circuit breaker for the room you re working in. You can have an indefinite number of 4 way switches in a circuit. 4 way switch wiring with four switches.

Typical 4 way switch wiring nm cable. I have a few of the most common ways in wiring a 4 way switch to help you with your basic home wiring projects. 4 ways are very similar to 3 ways and in fact you use 2 3 way switches in a 4 way setup. Here two 4 way and two 3 way switches are used to control lights from four different locations.

The wiring connections on 4 way switches varies between manufacturers. Click here to access note. Then connect the black wire coming from the fixture to the black wire going to the first 3 way switch. Watch the 4 way switch video below and pay attention.

Four way switch wiring instructions inside the switch packaging. The 4 way is used when you want to control the light or lights from two or more locations. 4 way switch wiring 4 way switches provide switching from three or more locations. If more than three switches are needed simply place more 4 way switches between the three way switches.

As you will see most 4 way switch wiring is placed between the wiring of two 3 way switches therefore a 4way switch is installed with two 3way. This diagram is a thumbnail. In this video i talk about how to wire for and install 4 way switches. With 4 way switches you must read the manufacturer s instructions or wiring diagram.

Sometimes there is only a switch wiring diagram printed on the inside of the 4 way switch package box. A 4 way switch is always placed in between two 3 way switches.