Power supply unit (computer) - Wikipedia

Computer Power Supplies - iFixit

Testing and using an ATX power supply outside of a PC

Computer Power Supplies - iFixit

Power Supply Definition - What is a power supply?

Laboratory power supply 0..80V/0..60A, Series PSI 9000 2U 1kW up to 3kW, Discontinued series, Programmable DC laboratory power supplies, Products

ATX - Wikipedia

Power Supply Unit (PSU) of Computer

Computer fan - Wikipedia

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