Three Way Light Switch

Wiring a 3 way light switch.

Three way light switch.

With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. Lutron claro on off switch 15 amp 3 way gray model ca 3ps gr. For example a long hallway or stairway might use a pair of three way. Four way circuits are just a tad different than three way circuits mostly since the light switch that you add in has to be a four way switch rather than just another three way switch.

Two common screws and two brass screws not counting the ground screw. Leviton 20 amp decora plus commercial grade 3 way lighted rocker switch with pilot light white model 5633 2w 21 27 21 27. Most common is the single pole switch the type used to control a light fixture from a single location the next most common is the three way switch which is commonly used to control a light fixture from two different locations. A 3 way wall switch controls a common light or set of lights from two separate switch locations.

Two 3 way switches are required in any 3 way application. Wall switches used to control ceiling light fixtures or other fixtures come in three types. 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. A three way wall switch is a common type of light switch that makes it possible to control a ceiling light or other electrical fixture from two different locations in a room.

Before proceeding make sure you are comfortable working with electrical wires and switches. This guide highlights the procedures for replacing a broken 3 way electrical switch. In a hallway or large room for example installing three way switches at both ends lets you turn the light fixture on or off from both locations.