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PC & Laptops

Constant coil whine from power supply

Posted on January 27, 2026, 3:27 am • 515 Views

Posted on January 27, 2026, 3:27 am

Whenever I play a game, my PSU makes a high-pitched buzzing/squealing noise.

Replied on January 28, 2026, 1:45 am

Coil whine is the physical vibration of inductors as power runs through them. It is harmless, but annoying. Replacing the PSU is the only real fix.