How do you know if something is UL approved?

How do you know if something is UL approved?

Check the Label

1. Look for the UL trademark!
2. Right under the UL trademark, the word LISTED or CLASSIFIED will appear in all capital letters.
3. Under LISTED/CLASSIFIED you will find what the product is.
4. Most importantly, under the product identity is the control or issue number.

What is a UL approved label?

a) UL Listed – indicates that the product has been tested towards a safety standard recognized by OSHA. Often accompanied with a smart mark or a 2D bar code, a UL Certified label can be scanned by consumers to look up the safety standards that the given product has been tested and certified against.

What is the difference between UL listed and UL approved?

UL Certified. UL certification is essentially an umbrella term in which UL listed and UL recognized fall. In contrast, UL listing can refer only to stand-alone products that have a specific function and were tested against UL’s nationally recognized safety standards of a specific category of equipment.

Does a product have to be UL listed?

There are no laws specifying that a UL Mark must be used. However, in the United States there are many municipalities that have laws, codes or regulations which require a product to be tested by a nationally recognized testing laboratory before it can be sold in their area.

What is UL requirements?

UL Listing means that UL has tested representative samples of a product and determined that the product meets specific, defined requirements. These requirements are often based on UL’s published and nationally recognized Standards for Safety.

What does the UL symbol mean?

Underwriter Laboratories
UL stands for Underwriter Laboratories, a third-party certification company that’s been around for over a century. UL was founded in 1894 in Chicago. They certify products with the aim to make the world a safer place for both workers and consumers.

How expensive is a UL Listing?

How much does it cost to get a product UL certified? The fee, paid to UL, is often in the range between US$5,000 to 15,000.

What if my product is not UL listed?

Just because a product is not UL recognized and tested doesn’t mean it’s going to spontaneously combust. It simply means that its performance and safety haven’t been tested independently and verified to meet those safety standards.

When to use UL listed or UL recognized?

UL Listed is the more stringent of the two and is recommended if the device is installed directly in a Division 2 or Zone 2 hazardous area. If the device is being installed in a larger system that will provide additional protection then you might consider UL Recognized.

What makes a power supply an ul recognized power supply?

UL recognition is for all system components down to the board level, so a “UL Recognized” power supply will normally include components that themselves need UL recognition. These could include “X” and “Y” capacitors and any component that crosses a safety isolation barrier or whose failure could cause a hazard.

How many variations of the UL mark are there?

Just as with the UL Recognized Component Mark, there are three variations of UL’s Functional Safety Recognized Component Mark: one for the United States, one for Canada only and one for both the United States and Canada.

Can a UL be recognized at any temperature?

Even when all this is specified, UL may only grant recognition up to a certain ambient temperature, beyond which they deem that internal material temperatures are higher than the recommended, very conservative maximums.