Skip to main content
Welcome to the cutting edge of safety science—Learn more about our rebrand.
Switch Language
  • Public Notice

UL warns of solid state relay with counterfeit UL Recognition Mark (Release 13PN-52)

January 31, 2014

Northbrook, IL - Jan. 31, 2014 -- The following is a notification from UL that the Solid State Relay identified below bears a counterfeit UL Recognition Mark for the United States and Canada. This Solid State Relay has not been evaluated by UL to any Standards for Safety and it is unknown if this product complies with any safety requirements.

Note that the Model SSR-25 DA relay with the counterfeit UL Mark is similar to Model SSR-25 DA that is authorized to bear the UL Mark. The relay that is authorized to bear the UL Mark is marked "Rated: 25A max." and "Taiwan Made" on the label, these markings do not appear on the counterfeit product. In addition, the lower right corner of the label recess area is beveled on the relay that is authorized to bear the UL Mark and all corners of the label recess are squared on the counterfeit product.

Name of Product: Solid State Relay, Model SSR-25 DA

Identification: The product bears a counterfeit cRUus Mark and the following:


On the product:

Solid State Module cRUus


Photographs of the products:

Photo of the counterfeit relay

counterfeit UL mark


Photo of the relay authorized to bear the UL Mark

counterfeit UL mark


Sold at: Known to be sold at or, and may have been sold by other retailers.