PC power supply unit (PSU) brands like Corsair and Thermaltake are among the most popular among Wootware and Dreamware Tech ...

A computer power supply converts AC into multiple DC voltages. For example, 12 volts is commonly used for drives, while 3.3v and 5v are used by the chips and other motherboard components.

How to check what PSU your PC has To check the power supply inside your PC ... Throw in 80 Plus efficiency ratings and this ...