Wiring Done Right

Electrical Wiring and Safety

4 Way Switch Wiring

http://www.wiringdoneright.com/4way/

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The most common use of 4 way switch circuits is to control one or more lighting fixtures from 3 or more locations. There really is no limit to how many switches that can be used, however on this site I have created wiring scenarios for 3 switches, if more is desired then read the article at the link bellow in regards to adding additional 4 way switches. Three way switches are also required at the beginning and end of the circuit, with 4 way switches between these.

 There are a variety of different ways to wire a 4 way switch circuit, factors that can influence your selection can include...

Click on the desired selection bellow

Identifying the Correct Screw on 4-Way and 3-Way Switches  

Adding Additional 4 way switches  

If 2011 NEC 404.2 (C) is not applicable to you or if you fall under an exception to this new rule

2011 NEC 404.2 (C) Compliant Switch Circuit Options

By: Donald Kerr

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Donald Kerr / Wiring Done Right
http://www.wiringdoneright.com/