How To Wire a Dimmer Switch

Fully Explained Dimmer Switch Wiring Diagram with Photos

Dimmer Switch Wiring Diagram Photos
Question: I am trying to install a new GE 600w 120vac dimmer switch.
The dimmer switch has 2 black wires and one red.
I don’t have any instruction for it.
The wall switch has two whites together caped, two blacks in the switch, and then the green.
How do I connect all three red, black black?

This electrical question came from: Chaz, a Homeowner from Emmett, Idaho
Dave’s Reply:
Thanks for your electrical question Chaz.

wiring a dimmer switch

3 Way Dimmer Switch Wiring Diagram

A dimmer switch can be either a rotary or a sliding switch that lets you adjust the intensity of a light.
Both are wired the same way.
What a great way to enjoy softer light and a reduced energy bill!

Fully explained 3 way dimmer switch wiring diagram will take the mystery out of wiring a 3-way dimmer switch.

Dimmer Switch Wiring

Electrical wire

Electrical Wire for the Home
Complete listing of electrical wire types and parts used for home projects with electrical code information serves as selection guidelines.

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Wire It Right with the help of my Illustrated Wiring Book
Great for any Home Wiring Project.

Complete Guide to Home Electrical Wiring

Perfect for Homeowners, Students,
Handyman, Handywomen, and Electricians
Includes:
Wiring GFCI Outlets
Wiring Home Electric Circuits
120 Volt and 240 Volt Outlet Circuits
Wiring Light Switches
Wiring 3-Wire and 4-Wire Electric Range
Wiring 3-Wire and 4-Wire Dryer Cord and Dryer Outlet
How to Troubleshoot and Repair Electrical Wiring
Wiring Methods for Upgrading Electrical Wiring
NEC Codes for Home Electrical Wiring
....and much more.

Be Careful and Be Safe - Never Work on Energized Circuits!
Consult your Local Building Department about Permits and Inspections for all Electric Wiring Projects.

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Home Electrical Wiring and Electrical Repairs

Please Note:
Unless otherwise posted, please refer to the following Guidelines when working on Electrical Projects:

Skill Level:
Intermediate to Advanced - Electrical Repairs and Circuit Wiring is Best Performed by a Certified Electrician or Licensed Electrical Contractor.

Electrical Tools Required:
Basic Electricians Pouch of Hand Tools, a Voltage Tester and a Multi Meter.

Estimated Time:
Depends on personal level experience, ability to work with tools, work with electrical wiring, and the available access to the project area.

Precaution:
Identify the project circuit, turn it OFF and Tag it with a Note before working with the wiring.

Important:
Modifying existing electrical circuits or installing additional electrical wiring should be done according to local and National Electrical Codes, with a permit and be inspected.