Product Certification FAQs:

What is UL (Underwriters Laboratory) and why is it important?
Underwriters laboratory is the most recognized 3rd party safety certification company in the USA. They require products in specific categories to meet certain safety requirements in order to earn approval. US Breaker highly recommends checking for the UL or UR stamp on the electrical parts that you purchase. More information may be found at their website:
What is the NEC (National Electric Code)?
The NEC sets standards for how electrical products are applied, sized, and coordinated. For more information please visit their website

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US Breaker, Inc. provides cross references to our US Breaker brand high quality UL certified products to assist customer selection. Our part number is different unless we are offering an original OEM part. We do not claim ownership of any other company trademark or part number referenced on our website, just fantastic value and service for our customers.


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