Power supplies
UL provides a wide range of services for power supply products from energy efficiency to global market access. Whether your product is an open frame power supply for use in different application areas or an external power supply, a switch mode power supply or a linear one, we have the right services for you.
Our services include --
- Certification for the North American Market: cULus
- Global Market Access -- Based on the specific needs of the customers, UL will handle the entire conformity assessment process and deliver the desired certification marks/certificates via the most effective paths. The turnkey delivery service may apply to mandatory or voluntary certifications such as:
- CCC Mark (China)
- CE Marking (Europe)
- S Mark (Argentina)
- INMETRO Mark (Brazil)
- ANATEL Certification (Brazil)
- NOM Certification (Mexico)
- GOST-R Certification (Russian Federation)
- BSMI Certification (Taiwan)
- DENAN PSE Mark (Japan)
- EK Mark (Korea)
- SAFETY Mark (Singapore)
- GS Mark (Germany/EU)
- D Mark (Denmark/EU)
- S Mark (Japan)
- UL-EU Mark (Europe)
- CTIA battery certification program (for power supply accessories)
The types of power supply products that UL offers services to includes (but not limited) to the following.
AC Adapters (external power supplies)
- Battery charger - accessory
- Brick (desktop) power supply
- Direct plug-in power supply
Stand-alone power supplies
- Battery back-up (UPS)
- Power distribution unit
- Battery charger - central office
Built-in power supplies (internal power supplies)
- Power supply for computers
- Power supply for control panels
- Power supply for use in LCD monitors
- Power supply for use in LCD projectors
- Battery back-up (UPS)
- Other built-in power supplies
Converter/inverter
- DC/DC converter
- DC/AC inverter
- DC-AC backlight inverter
Components
- Transformer
- Rack mount power supply shelf


