Electrical Wiring and Electrical Repairs

Electrical Codes for Smoke Detectors

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Summary: Listing of electrical codes for smoke detector with examples of electrical smoke detector codes for home electrical wiring.

Electrical Code Definitions for Home Electrical Smoke Detectors

Understanding Home Smoke Detector Electrical Codes

A typical construction project will require a smoke detector in each bedroom and on the ceiling or wall at a point centrally located in the area giving access to bedrooms such as hallways.

Code Adoption Information: The codes shown are examples only and may not be current or accurate for your application or jurisdiction. Contact your local building authority for complete information.

Home Smoke Alarms

Home Smoke Detectors

1. Where installed.
a. In each sleeping room.
b. Outside each separate sleeping area in the immediate vicinity of the bedrooms.
c. On each story of the dwelling, including basements but not including crawl spaces and uninhabitable attics.

2. When more than one smoke alarm is installed within a dwelling unit the alarm devices shall be interconnected in such a manner that the actuation of one alarm will activate all of the alarm in the dwelling unit. The alarm shall be clearly audible in all bedrooms over background noise with all intervening doors closed.

3. Smoke alarms shall receive primary power from the building wiring and should have battery back up when primary power is interrupted.

Residential Electrical Code Examples for Smoke Detectors

Always contact your local building authority for complete and up to date code information.

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