Generator size calculator: A comprehensive suite of free calculators for all your generator needs. Size your generator, calculate fuel consumption, convert power units, determine wire sizes, …

Determine the right generator size for your home by selecting the appliances you want to power during an outage. Our calculator will recommend the appropriate generator size based on your …

Use our home generator size calculator to estimate what size of generator you'll need to ensure reliable backup power for your home. If you prefer to talk to a knowledgeable local dealer and …

Figure out the right size generator for your home with our free Home Standby Generator Sizing Calculator. Choose the items in your home that you would like to power during an outage and …

Generator Size Calculator: What Size Generator Do I Need? Calculate the right generator size by entering your electrical appliances and requirements below.

Apr 13, 2025 · Use our generator size calculator to determine the ideal generator size for your home or outdoor activities.

Calculate the right generator size for your home or business backup power needs. Select your critical loads including HVAC systems, appliances, lighting, and tools to determine the …

Our sizing calculator helps you choose what size generator you need without overloading or underutilizing and ensures you make an informed decision. It also ensures safety and proper …

Find out how much generator you need for backup power, jobsite power, or recreation power with Generac's Generator Sizing Calculator.

Quickly determine the right generator size with our easy-to-use online calculator. Enter load, voltage, and get instant kVA results.