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 way switch wiring 4 way switches provide switching from three or more locations.
4 Way Switch Wiring Diagram Home Electrical Wiring
How to wire a 4 way switch. At the 3 way switch the white cable wire is marked black and connected to the common terminal. Your wiring could be very different. Back side of 4 way switch. The black wire running to the 4 way switch is connected to the hot terminal on the light and at the switch box its spliced to the black wire from the common on sw2. This allows you to control a load from other locations in addition to the 2 locations that a 3 way circuit provides. Now thats sounds easy but you will most likely find that wire way to short to just cut it and install it in a new switch box.
I am upgrading a lot of light switches in my home to z wave smart switches. A 4 way switch wiring diagram is the clearest and easiest way to wire that pesky 4 way switch. The red and white are used as travelers between the 4 way and sw2. Wiring a 4 way switch is simply adding a switch to an already existing 3 way switch circuit. 4 way wiring source and light middle. To wire a 4 way switch start by turning off the circuit breaker for the room youre working in.
So in short you would cut the wire in between the two 3 ways and install a 4 way switch. Next connect the white wire coming into the box to the white wire on the fixture. It is easy when it is a simple switch but a 3 way 4 way or n way switch circuit is trickier. 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 switches. This is meant as a guide. The white wire is marked black at each end to mark it as hot.
That is to say that any time you find a 4 way switch there will also be two 3 way switches. All you have to do is find the 3 wire running from one 3 way switch to the other 3 way switch and install the 4 way switch between the two. How to wire a 4 way switch. How to wire a 4 way light switch with wiring diagram uses of 4 way switches. If more than three switches are needed simply place more 4 way switches between the three way switches. Then connect the black wire coming from the fixture to the black wire going to the first 3 way switch.
There are 4 places to terminate wire plus a green screw at the top of the. When doing so i need to k. First of all we need to go over a little basic terminology on switches. The source hot wire is spliced to the common on the dimmer and the neutral is splice through to the light fixture. From the dimmer 3 wire cable runs to the other switch and 2 wire cable runs to the light fixture. Free quick start guide here.
Gallery of How To Wire A 4 Way Switch
