Generator calculators
Whole House Generator Tools: Sizing, Runtime, Cost, and Incentives
Client-side generator tools for screening generator size, whole-home versus essentials backup, fuel runtime, installed cost, and incentive research.
Generator Sizing Calculator
Estimate standby generator kW from appliance running watts and the largest starting wattage burst before an electrician performs the load calculation.
CalculatorWhole-Home vs Essentials Load Planner
Compare an essentials backup plan with a whole-home planning anchor using generator-focused load guidance.
CalculatorFuel Cost and Runtime Calculator
Estimate outage fuel cost and storage-limited runtime from your generator load, fuel type, fuel use, fuel price, and available fuel.
CalculatorStandby Generator Rebate and Tax Credit Finder
Find where to check standby generator rebates, local programs, utility offers, and tax questions for your state.
CalculatorInstalled Cost Estimator
Estimate an installed standby generator cost range by kW tier and selected transfer switch or gas line needs.