Agency Compliance

The majority of products manufactured by Marathon Special Products are Underwriters Laboratories and Canadian Standards Association approved. The approval status can be found throughout the catalog. Listed below are the different approval forms and brief descriptions.

UL & CSA File Search (link)

Visit this page to reference the UL & CSA file numbers, links to the UL on-line certifications directory and the CSA group product listing.

ISO 9000

On February 1, 1994, Marathon Special Products was registered to ISO 9002 quality standards. We became ISO 9001 certified in August, 2003. On August 10, 2018, we became ISO 9001:2015 certified. ISO Certificate

UL Logo

Listed products by Underwriters Laboratories have been evaluated to U.S safety requirements. These products are qualified for use in equipment without end-use agency approval when applied within the product's rated performance.

C-UL-US Logo

Listed products by Underwriters Laboratories have been evaluated to both U.S and Canadian safety requirements. These products are qualified for use in equipment without end-use agency approval when applied within the product's rated performance.

RU Logo

Recognized products by Underwriters Laboratories have been evaluated to U.S safety requirements. These products are components of a larger product or system and have guidelines addressing the suitability when used in an end product.

C-RU-US Logo

Recognized products by Underwriters Laboratories have been evaluated to both U.S and Canadian safety requirements. These products are components of a larger product or system and have guidelines addressing the suitability when used in an end product.

CSA Logo

Certified by Canadian Standards Association, suitable for use in other equipment where Canadian Standards Association determines the suitability of the combination.

CE Logo

Indicates that products conform to European low voltage directive. Declaration of conformity is available upon request.