To determine whole-house generator sizing, the first step is for the homeowner to determine the number of appliances and electrical devices that will be run and calculate the total wattage.

Adding up the running watts and the highest starting wattage of all the devices you wish to power with a generator will help ...

Find the right generator size and calculate the power you need to keep your home running smoothly.

Get help calculating what size generator you need. Plus, advice on whether to pay more for an inverter model, or even invest in a whole-home generator.

Not all generators are equal so when deciding what size generator, list out what you'll need to supply power to and calculate the amount of wattage needed ...