How To Check Psu Wattage __link__ May 2026

Leo remembered a trick: search the PSU model number online. Some prebuilt PCs (Dell, HP, Lenovo) have proprietary PSUs with the wattage listed in their service manual. He searched his PC model + “power supply specs” and found a forum thread: “Comes with 500W, upgrade to 650W requires adapter.”

Leo dug through his desk drawer. Found the original PC manual — no PSU wattage listed. Prebuilt companies sometimes hide that. Then he checked his order email: “500W Power Supply.” Bingo. But was that still accurate? He’d added more drives and RGB fans since then. how to check psu wattage

He decided to look for a label he could see. Some PSUs have a second sticker on the back (where the power cord plugs in). He checked there — nothing but voltage input specs. Leo remembered a trick: search the PSU model number online