Heres how to connect a three way dimmer switch. With these diagrams below it will take the guess work out of wiring.

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Three way dimmer switch wiring. They allow you the ability to turn the lights on or off from either location. 3 way dimmer switch wiring diagrams. 3 way switch wiring diagram. Wiring a 3 way light switch. Take a closer look at a 3 way switch wiring diagram. Find the correct wiring for a 3 way switch in 2 minutes.
In the diagram below a 2 wire nm cable supplies power from the panel to the dimmer boxthe black line wire connects to the common terminal of the 3 way dimmera 3 wire nm connects the travelers of the dimmer to the travelers of the 3 way switchtraveler wires are interchangeable on each switch. With a pair of 3 way switches either can make or break the connection that completes the circuit to the light. Three way switches can commonly be found at either end of a hallway near the doors of a very large room with multiple entryways or at the top and bottom of a set of stairs. These wires attach to the travelers which are the pair of wires attached to the two screws at one end of the regular 3 way switch. The following 3 diagrams show the wiring for a specially made dimmer that can be used in these circuits in place of either of the the 3 way switches or both. Pick the diagram that is most like the scenario you are in and see if you can wire your switch.
How to wire a 3 way dimmer with wire leads. Connect the ground wire from your dimmer to a green or bare copper wire in the wall box. How to wire a three way dimmer switch. Lutron skylark contour led dimmer switch for dimmable led halogen incandescent bulbs single pole or 3 way white 3 pack model ctcl 153pr 3 wh 256. 3 way dimmer switches typically come with the following pre wired leads. Wiring a standard 3 way dimmer switch.
This arrangement allows for lowering the lights in a 3 way circuit. 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. If the house wires are bent use a wire stripper to cut off the twisted ends. Attach to the bonded ground wires in the switch box. Remove 34 inch of casing from the end of the house wires and the dimmer switch wires if needed. This might seem intimidating but it does not have to be.
How to wire a 3 way dimmer with wire leads.