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Types of UL Labels & Their Differences

We are proud to say that Coast Label Company can produce both types of custom UL labels: UL Marks and UL Recognized Components. So what’s the difference between these two labels?

UL Marks:

  • Type L UL Marks
    • UL Mark (UL Logo, UL Classified, UL Listed, etc.)
    • The words “ISSUE NO.” -or- “SERIAL NO.” followed by the numbers appearing on the authorization order from UL
  • Type R UL Marks
    • UL Mark (UL Logo, UL Classified, UL Listed, etc.)
    • 4-character alphanumeric Control Number (fixed # that is linked with a specific UL file) -or- File number
  • Referred to as: UL Listed Label, UL Classified Label, UL Logo
UL Labels Recognized Component
UL Recognized Component Label Manufactured by Coast Label Company
Type L UL Labels
Type L UL Mark Label Manufactured by Coast Label Company

UL Recognized Components:

  • Safety information (Warning, Caution, Attention, etc.)
  • Technical product information (50w, 750Hz, etc.)
  • Required by your proprietary manufacturing procedure documents
  • Required by the UL standard for the product category
  • Referred to as: UL Recognized Component Label, Durable UL Label, CSA C22.2 No. 0.15

We understand UL Labels can be confusing, but our team of UL experts is prepared to provide you with the solution you need. Contact us today to get started!

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