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Electrical Boxes 101 - Lighting, Ceiling Fan, Junction Boxes

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Ceiling Fan Rated Electrical Box
Electrical Boxes 101 - Lighting, Ceiling Fan, Junction Boxes

Ceiling Fan Boxes Require Special Rating and Design

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CEILING FAN RATED ELECTRICAL BOX

Typical Size:
1/2" to 2-1/8” Deep

Usage:

  • Must be rated for ceiling fan mounting by UL in a UL-listed electrical box marked “For Use With Ceiling Fans.”
  • May be a round or octagon shaped UL Listed box;
  • Requires special fastening due to dynamic loading of rotating fan;
  • Depending on assembly, may accommodate installation of ceiling fan and light fixture up to 75 pounds or more;
  • May be mounted directly (with 4 screws) to ceiling joist, wood blocking or may attach to adjustable brace spanning between ceiling joists.
Application:
For a great overview of installing a ceiling fan see this article called Remote Controlled Ceiling Fans. written by Elizabeth Weintraub, About.com's Guide to Home Buying/Selling.

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