Learning
Center
Leading you to an educated decision.
UL 773
Is a safety standard for lighting controls and includes requirements for indoor light-sensitive, motion (passive infrared)- sensitive, or both light and motion (passive infrared) sensitive controls units rated 300 Vac or less and 2000 W or less that are used for controlling electric lighting fixtures. They are used under the guidelines of the National Electrical Code, NFPA 70.