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UL Certifications – Underwriters Laboratories

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A UL listing is a certification granted by Underwriters Laboratories (UL), a global safety certification company, indicating that a product has met specific safety standards. The UL mark means that UL has tested samples of the product and determined it meets their rigorous safety, environmental, and sustainability standards. This listing reassures consumers, regulators, and businesses that the product is safe to use under specified conditions. Our products are either UL Listed or UL Recognized and marked with the following logos:
Cert. C LU US Listed UL Recognized

Click on each certification below to learn more.

Shunt Trip Connection
UL 508
Easily Monitor Current of Three-Phase Loads
UL 916
Ground Fault Protection for Preventative Maintenance
UL 1053
Power Transfomer Monitoring
UL XODW2
(Current Transformers)

How to Find the Latest UL Documentation

While we strive to provide the latest documentation, you can always find the latest UL Documentation by following these steps:

  1. Go to UL’s website
  2. Create an account
  3. Search for the specific file number or search company name “NEILSEN-KULJIAN INC” to view all of our listings
  4. Select the File to view
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