How to use the Generator Fuel Consumption Calculator
The Formula
Consumption scales roughly with load. We adjust rated gal/hr by load kW (minimum 25% factor) for partial-load operation.
Practical Example
Never run portable generators indoors. Match rated watts to surge starting loads for motors.
About Generator Fuel Consumption Calculator
Fuel estimate
Consumption scales roughly with load. We adjust rated gal/hr by load kW (minimum 25% factor) for partial-load operation.
Safety
Never run portable generators indoors. Match rated watts to surge starting loads for motors.
Frequently asked questions
Q: Where do I find gal/hr? A: Owner's manual at rated load. Q: Propane? A: Convert units—1 gal gasoline ≈ 0.72 gal propane energy equivalent varies.