You contort your phone beneath the PSU and snap a photo. Blurry, but readable. A sticker with logos, certifications, warnings in six languages, and then—smaller than the barcode, smaller than the serial number—the number you need: .
Look for an "80 Plus" rating (Bronze, Gold, or Platinum) to ensure the unit isn't wasting electricity as heat. how to tell power supply wattage
You open the case. Dust greets you like an old secret. And there, in the bottom corner, tucked behind a snarl of cables, sits the power supply unit. It’s unremarkable. A grey metal box with a fan grille and a tangle of wires spreading out like veins. You try to find the wattage label. It’s facing down, toward the inside of the case, because the manufacturer knew you’d never look unless something broke. You contort your phone beneath the PSU and snap a photo