With a three way dimmer you can control a light from 2 different locations.
2 way switch wiring with dimmer.
Webang dimmer light switch for dimmable led cfl incandescent and halogen bulbs single pole 3 way slide dimmer switch decorator wall plate included 120v ac ul listed white 2 pack 4 3 out of 5 stars 10.
Connect the ground wire from your dimmer to a green or bare copper wire in the wall box.
Technically two way switches are called three way switches.
This means that it is the only control for the light.
Two dimmers may be installed to control one or more lights as long as the dimmer switches are compatible with each other such as one being the master and the other being the slave.
3 way switch wiring diagrams do it yourself help throughout 2 way dimmer switch wiring diagram image size 502 x 330 px and to view image details please click the image.
Identify the light circuit turn it off and tag it with a note before working with the dimmer switch wiring.
Remove 3 4 inch of casing from the end of the house wires and the dimmer switch wires if needed.
Here is a picture gallery about 2 way dimmer switch wiring diagram complete with the description of the image please find the image you need.
In order to install a two way dimmer switch you need to understand a little bit about different types of switches.
Next set up the three way dimmer switch wiring.
Red white black and green.
Most switches are single pole switches.
Some switches are called two way switches.
You ll notice four colored wires.
If you don t have this circuit you ll need to rewire with the standard red white black and green or brown.
For this you ll need one three way dimmer and one three way switch.
A standard single pole dimmers 2 way or three way dimmers.
If the house wires are bent use a wire stripper to cut off the twisted ends.
But if you re replacing a three way switch with a three way dimmer label the common wire it ll be labeled on the old switch when you remove the old switch so you can connect it to the common terminal on the dimmer.
In some systems the green wire might be copper or brown.
In the diagram below a 2 wire nm cable supplies power from the panel to the dimmer box the black line wire connects to the common terminal of the 3 way dimmer a 3 wire nm connects the travelers of the dimmer to the travelers of the 3 way switch traveler wires are interchangeable on each switch.
With a standard 2 way dimmer a single switch controls a single light.