Rosewill ARC 450 450W

A 450W unit with 80+ Bronze efficiency certification and non-modular cabling. It uses the ATX form factor — confirm your case lists ATX support. 450W covers mainstream builds with a modest GPU. Power supplies are the wrong place to cut corners — efficiency certification correlates with build quality and warranty length.

Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Support and warranty service run through Rosewill, 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.