UL, cUL, cULus, ULC - Underwriters Laboratories Inc. is an independent nonprofit organization that tests and certifies products for safety. ULC is issued by Underwriters Laboratories of Canada, part of the UL family of companies, and cUL is issued by Underwriters Laboratories Inc. More information about UL standards is available at www.ul.com and www.ulc.ca.
These logos and acronyms are "certification marks". They indicate that the product has been tested by a third-party laboratory and the design, construction, and performance is certified to meet nationally recognized standards. You may see multiple marks on a product to denote both Canadian and United States certification.
Consult with your local building inspector, AHJ (Authorities Having Jurisdiction), licensed electrician and insurer to find out what the requirements are for your specific circumstances prior to purchase and installation.
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