We have designed this sizing calculator to help you streamline the process of determining the right size equipment your customers’ backup generator needs. Used properly, this will become a valuable tool in your arsenal, and can help you bid jobs faster, and with better accuracy.
This calculator is intended for whole-house residential applications. We also have selected circuit, and commercial generator sizing calculators available upon request.
Please call or write if you need help using this template, or if you would like access to one of our other sizing calculators or guide books. We’re here to help!