Check My Psu Wattage [cracked]: How Do I

If you cannot open the case (work PC, laptop, warranty seal), use the model number or pre-built lookup. For upgrades, buy a PSU that exceeds the calculator’s recommendation by 100-150W to be safe.

: Never open the PSU’s metal casing – capacitors can hold lethal charge for months. how do i check my psu wattage