UPS

1. Short for Uninterruptible Power Supply, UPS is a hardware device that provides a backup power source in case of a power outage (blackout), brownout, or a surge in power. A UPS provides enough power for the computer or computers to shut down properly or to remain up during a temporary power outage.
   
   See our hardware section for additional information on Surge suppressors, SPS, and UPS devices.
   
   
2. Short for United Parcel Service, UPS is a standard mail delivery service throughout the world.

Also see: AVR, Clamping speed, Clamping voltage, Power definitions, Surge protector