Component vertical industries

UL's component certification program covers a wide range of component types, ranging from plastics and printed wiring boards to complex high tech sub assemblies and industrial controls. The program includes components in each of the industries identified below. To learn more about these industries in their entirety as well as the specific types of components included, click on the appropriate link.

• Appliances and HVAC/R
• Building materials
• Chemicals
• Energy
• Food and water
• Health services
• High tech
• Life safety and security
• Lighting
• Power and controls
• Wire and cable

 Additional resources

• Additional information regarding UL component categories
• How to submit components to UL