What Is a PSU? What is an ATX Power Supply?

A power supply unit (PSU) converts AC power from the wall into the right kind of power for the individual parts of your computer.

Power supply unit (computer) - Wikipedia

Fully Regulated ATX Power Supply – BOGIN, JR.

Power Supply 80 Plus Fully Modular ATX PSU 750W Gaming Power Supply 80 Plus Gold Brand Hot Selling I/O Switching Apfc OEM for Desktop Computer Case - China Gaming PSU and Power

HDPLEX Launches World's Smallest ATX Power Supply

ATX Power Supply Bracket for MasterBox NR200(P)

What is a computer Power Supply Unit PSU - Computer Upgrades and Repairs.

ATX Modular Power Supply Unit - What is a Modular PSU?

MSI shows off the world's first ATX 3.0 power supply

OPTIMO ATX - world's first truly linear ATX PSU for audiophiles. We are almost there. - JCAT . next-gen computer audio

DIY Power Supply From An Old Computer PSU - The EECS Blog