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Electrical Wire and Cable

Wiring Switches for a Bathroom Fan Unit

How are Switches wired for a Bathroom Light and New Exhaust Fan Unit? Wiring Switches for a Bathroom Light and Exhaust Fan Unit, Wiring Two Devices from Separate Circuits on One Switch.


Bathroom Exhaust Fan Switches

Electrical Question: How are Switches wired for a Bathroom Light and New Exhaust Fan Unit?

I’m planning to install a light, fan, and heater unit in my bathroom which requires a dedicated 20A circuit.

This electrical wiring question came from: Lou, a Homeowner from NJ, New Jersey.

Dave’s Reply:
Thanks for your electrical wiring question Lou.

How to Wire Switches for a Bathroom Exhaust Fan

Application: Wiring Switches for a Bathroom Exhaust Fan and Light.
Skill Level: Intermediate to Advanced, Best installed by a Licensed Electrical Contractor.
Tools Required: Basic Electricians Pouch Hand Tools and a Voltage Tester.
Estimated Time: Depends on personal level experience, ability to work with tools and the access to the wiring for the wall switch for the exhaust fan and if a larger switch box will be required.
Precaution: The dedicated combo bathroom exhaust fan circuit, and other circuits in the bathroom should be identified, turned OFF and Tagged with a Note before working with the wiring and installing the exhaust fan switches.
Notice: Modifying existing wiring or installing additional bathroom electrical wiring should be done according to local and national electrical codes with a permit and be inspected.

Wiring Switches for a Bathroom Light and Exhaust Fan Unit

Wiring Two Devices from Separate Circuits on One Switch

Wiring Two Devices of the Same Circuit on One Switch

Wiring Switches in a Typical Exhaust Fan Installation

More about Wiring a Bathroom Exhaust Fan

Bath Exhaust Fan

Bathroom Exhaust Fans
How To Install a Bathroom Exhaust Fan with Wiring Diagrams, Photos, Questions and Answers.

Electrical Wiring: Wiring a Bathroom Exhaust Fan and Light
See How to Wire a Bathroom Exhaust Fan and Light

Bathroom Exhaust Fan
How to Install and Wire a Bathroom Exhaust Fan with Pictures and Step-By-Step Instructions to Guide You.

How to Install Bathroom Electrical Wiring
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Wiring Switches for a Bathroom Fan Unit

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