Ceiling Light Box Weight Limit

The national electric code requires that all fans 35 pounds and over must be supported with an outlet box or outlet box system that is listed for ceiling fan support.

Ceiling light box weight limit.

I have a 9 year old house and want to replace the light fixture over my kitchen table. Ceiling fans not only weigh more than light fixtures but they vibrate which adds to the downward force exerted on the box. What is the weight limit for your old work round box b618r if you are hanging a light fixture from the ceiling. All ceiling boxes are required to support at least 50 pounds nec 314 27 a so you can assume the box will be able to support a simple light fixture.

Legrand pass seymour slater new work 4 in. Moreover the magnitude of that downward force increases with blade length. Round old work ceiling box is designed for use with non metallic sheathed cable in accordance with article 314 of the nec. Only approved ceiling boxes are allowed to support fixtures in the ceiling.

The carlon 1 gang 18 cu. These boxes will be permitted to support a minimum weight of. Out of stock online. Plastic round ceiling box with captive mounting nails and auto clamps model s120rac 1 59 1 59.

The b618r is a round old work outlet box and is not listed for fixture support in the ceiling. Great for residential and light commercial applications the box is made of polycarbonate is listed for use with dry wall or sheet rock. The current fixture weighs 5 lbs and is mounted to a slater black plastic 20 25 cu. Set your store to see local availability compare.

Boxes that are designed to support ceiling fans must be labeled as such and must have a label listing the weight it can support if over 35 pounds nec 314 27 d.