A 3 way light switch allows you to control a light source from two separate points.
3 way light switch installation.
Need to install or replace a 3 way light switch in your home.
How to install or replace a 3 way light switch.
Regardless of what 3 way switch wiring diagram you re following you ll need to use a 3 wire cable to connect the two 3 way light switches.
Pick the diagram that is most like the scenario you are in and see if you can wire your switch.
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Let us show you how.
Interested in a 4 way switch wiring diagram.
Before proceeding make sure you are comfortable working with electrical wires and switches.
The switches have three hot screw terminals one common and two travelers and a grounding terminal.
Two 3 way switches are required in any 3 way application.
Although a 3 way is one of the hardest electrical circuits to figure out it s also one of the most useful.
With a pair of 3 way switches either can make or break the connection that completes the circuit to the light.
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It s easier than you might think.
3 way switches and 14 3 cable.
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.
There are several ways to install a 3 way light switch.
This guide highlights the procedures for replacing a broken 3 way electrical switch.
So what you should see if you have correct 3 wire electrical cable romex is a black power white neutral and now a 3rd red wire.
Three way switches are always installed in pairs to control a light from two locations.
Take a closer look at a 3 way switch wiring diagram.
The most basic three way switch setup has two switches that connect and control one light fixture like switches on either end of a hallway staircase or large living area.
A 3 way wall switch controls a common light or set of lights from two separate switch locations.
The methods shown here are some of the safest and most versatile though not the only options.