If you're hunting for a quiet PSU, my top tip is to focus on the fan control features. Look for models that offer a zero or low RPM mode, which means the fan remains off (or barely spins) during idle or low-load conditions. This, combined with an 80+ certification—ideally Gold or Platinum—ensures your PSU is running efficiently (producing less heat) so that the fan isn’t stressed unnecessarily.

Beyond the fan, a well-designed heatsink matters too. A PSU that’s built with large and effective heatsinks can channel heat away more efficiently, reducing thermal buildup and letting the fan run slower or not at all under light load. Good thermal design means fewer RPM spikes and a more consistent, quiet operation overall. Also, the use of quality materials and even some internal damping can minimize vibration noise—a nice bonus!

Don’t forget to check the reviews and the warranty too! A quiet PSU is often indicative of solid build quality. Reading reviews helps you verify that a manufacturer’s claims on noise levels hold up under real-world conditions. Plus, a robust warranty (and a reputable brand) signals that the PSU has been built with reliable components that are less likely to produce unwanted noise or fail over the long run.