The following terms are reproduced with permission from PC Power & Cooling, Inc., Carlsbad, California, a manufacturer of quality power supplies. See glossaries in this encyclopedia. Airflow rated in ...

What is an uninterruptible power supply? An uninterruptible power supply (UPS) is a device that allows a computer to keep running for at least a short time when incoming power is interrupted. As long ...

The Power Supply Unit, or PSU, is a component of your computer that provides electricity to the rest of the components in your computer. This term was viewed 10,470 times.

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with better.

Don’t underestimate the importance of your PC’s power source. A good power supply serves as the cornerstone for a low-maintenance and highly reliable computer. But more often than not, boxed, ...

A PC power supply won’t boost your frame rate, but it will make sure everything in your PC is safe, secure, and running efficiently. A bad PSU risks system crashes at stock settings – nevermind ...

A system that converts AC current from the wall outlet into the DC currents required by electronic circuits. A computer power supply converts AC into multiple DC voltages. For example, 12 volts is ...