Product Testing Categories
| Drinking-Water Coolers | UL 399 |
| Commercial Refrigerators and Freezers | UL 471 |
| Heating and Cooling Equipment | UL 1995 |
| Duct Heaters | UL 1996 |
Product Testing/Certification Experts for:
Electrical: Household & Commercial Equipment:
- Air Conditioning Accessories
- Appliances
- Door / Frame – Electrical Components
- Duct Heaters
- Electric Fans
- Enclosures for Electrical Equipment
- Heating and Cooling Equipment
- Lights (Luminaires)
- Lighting Fixtures (Fluorescent, High intensity, and Incandescent)
- Lightning Protection Components
- Low Voltage Lighting Systems
- Power Outlets and Modules
- Swimming Pool Equipment and Components
- Transformers / Power Units
- Wired Cabinets
- Industrial control equipment
- Door, drapery, gate, louver, and window operators and systems
- Information technology (IT) equipment
- Medical equipment
- Transfer switch equipment
- Amusement and gaming
- ENERGY STAR® – Water Coolers
- ENERGY STAR® – Residential Heat Pump Water Heaters (Electric Units Only)
- ENERGY STAR® – Air Source Heat Pumps
- ENERGY STAR® – Central Air Conditioners
- ENERGY STAR® – Geothermal Heat Pumps
- ENERGY STAR® – Light Commercial HVAC
Industry Services
- Testing lab for ENERGY STAR
- Energy Efficiency Ratio (EER)
- Seasonal Energy Efficiency Ratio (SEER)
- Combined Energy Efficiency Ratio (CEER)
- Desuperheater efficiency
- Corrosion
- Static uplift resistance
- Tensile strength
- Compressive strength
- Electrical/material endurance
- Electro/mechanical cycling
- Lifecycle/durability testing
