be quiet! System Power U9 500W

A 500W unit with 80+ Bronze efficiency certification and non-modular cabling. It uses the ATX form factor — confirm your case lists ATX support. 500W covers mainstream builds with a modest GPU. A dependable power supply protects everything downstream, and efficiency tiers are a decent proxy for overall build quality.

Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. be quiet! backs the product through its standard warranty channels; check the listing for region-specific terms. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.