vintage portable lamp underwriters laboratories

If you still suspect a UL certification is fabricated, even after the UL listing mark looks correct, you can verify the authenticity of a UL certification by looking at the certificate number. Other markings you may find with the Listing Mark are the UL file number company name or logo model, catalog or type designation or electrical ratings.The issue number is a sequence of 4 to 6 numbers, and is sometimes preceded by two letters or the phrase “Issue No.” The control number is typically four alpha-numeric characters. Most importantly, under the product identity is the control or issue number.In the case of the graphic above, the UL certificate would be for a “Class 2 Power Supply.” Under LISTED/CLASSIFIED you will find what the product is.Right under the UL trademark, the word LISTED or CLASSIFIED will appear in all capital letters.Note that the UL is always in a circle, the U slightly above the L. Look for the UL trademark! It will always look like the picture above.Straight from the Underwriters Laboratories’ help page, here is what you need to look for when identifying a proper UL label: But, as luck would have it, this is also the easiest way to catch whether or not a product has a legitimate UL certification. The easiest way to fake a UL certification is as simple as Photoshopping the label onto a product. To be sure you know the authenticity of what you are purchasing, you must be able to properly identify correct UL certifications. And if you think only foreign manufacturers might do this, a few years back, a US public company got caught using a valid UL certificate on a non-UL qualified product.

UL recently released a statement regarding a Chinese lighting manufacturer using a fake UL certificate number on its LED tube. It isn’t easy to fake a UL certification, but it’s not uncommon either. If a product is UL certified, it means it has undergone an extensive and rigorous set of testing confirming its safety, quality and reliability. Underwriters Laboratories (UL) is an organization that has over 100 years of experience helping companies demonstrate safety, confirm compliance, enhance sustainability, deliver quality and performance, and more. But, you can tell if you are getting a quality product if it carries a UL certification. Not every supplier of LED products is always the most reliable. You need to be careful where you purchase your LED replacements.

Vintage portable lamp underwriters laboratories