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Electrical Wire and Cable

How do I wire my 3-way switches?

In order to answer this question you must first identify the configuration of your existing wiring configuration including….

Electrical Question from billy about 3 Way Switch Diagram

Question: Do I connect a red wire to the white or black wire in a 3-way switch configuration?

Dave’s Reply:
Thanks for your electrical question Billy. In order to answer this question you must first identify the configuration of your existing wiring, including where the power source enters and where the switch leg leading up to the light fixtures is. Then you identify the travelers which connect between the two 3-way switches. Fully explained wiring instructions and wiring diagrams can be found here in the 3 Way Switch area here in this website.
Just click the 3 Way Switch Diagram link below.

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3 Way Switch Diagram

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MORE ABOUT THIS TOPIC: 3-Way Switch, Electrical, Lighting

FAQs Frequently Asked Questions and Comments

One Response to “How do I wire my 3-way switches?”
  1. roger says:

    How to wire a ceiling fan between 2 three way switches, 12/3 from 1st switch, going to existing light, then 12/3 going from light to second switch, wanting to replace existing light with ceiling fan/light combo


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