Energy
UL is a global leader in energy product testing and certification. UL's unmatched ability to combine technical and regulatory expertise enables manufacturers to complete the certification process in a predictable and effective manner. UL supports manufacturers as they navigate through the various phases of the product development, testing and certification according to the appropriate energy standard.
Energy product categories
This section of the site offers information and resources, such as:
- Product listings, related Standards and testing processes
- Listing process
- Requirements for preliminary product investigation
- Evaluation of products in the field (Field Evaluation Program)
- Regulatory information
- Related articles, newsletters, brochures and links
Alternative fuels
Alternative fuels include ethanol, fuel cells and hydrogen products. Learn more.
Energy verification
Show inspection authorities, utilities, distributors, customers and others that your products meet energy efficiency requirements. Have your products verified by UL for energy efficiency. Learn more.
Gas and oil
Gas and oil equipment includes many different types of products intended for the handling and storage of flammable and combustible fluids. Learn more.
Large Batteries
Mitigate hazards for large format batteries with UL's Conformity Assessment Program. Learn more.
Power generation
Power generation includes inverter/converters and engine generators. Learn more.
Renewable energies
Renewable energy equipment includes photovoltaic and wind turbine technologies. Learn more.
Motor and generator
This section covers specific motor and generator products and components including electric motors and generators, component motors protected from overheating, and fire pump motors. Learn more at our Appliances pages.
Semiconductor manufacturing
UL offers a variety of services for the semiconductor industry including UL Certification, MAS field evaluation services and SEMI S2 compliance. Learn more at our Power & Control pages.




