Some folks try to size a generator based on the square footage of their home.
But the best way to do it is to determine what appliances you want to power.
Once you've decided all the appliances you need to power during a blackout, just select them from our wattage calculator below.
After you've selected all the appliances, the calculator will tell you what size generator you need, in terms of wattage.
Please note, these calculations are a general guideline and may differ slightly from your appliance.