PSU
n. C1 Advanced psu
n. Stands for Power Supply Unit. The part of a computer or electronic device that converts electricity from the wall into the correct voltage for the internal parts.
n. Abbreviation for Power Supply Unit. A component in electronic systems that converts alternating current (AC) from a wall socket into direct current (DC) at various voltages required by the internal circuitry.
The computer won't start because the PSU is broken.
When upgrading your graphics card, you must ensure your PSU has enough wattage to handle the new hardware.
A high-quality PSU is essential for maintaining system stability, as a faulty power supply can cause data corruption or hardware failure during peak load conditions.