StarTech ATX2POW500HS 500W

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

PlanMyPC's builder flags compatibility problems automatically and tracks the latest power supply deals from multiple stores. Support and warranty service run through StarTech, with terms that vary by region. Every published spec is tabulated below, and compatibility against your current part list is checked automatically. If this power supply is not quite the right fit, the category page lists close alternatives at similar prices for a quick side-by-side comparison.