Live tool/tool/generator-runtime-estimator

Generator Runtime Estimator

Estimate generator runtime at your current load from fuel tank size and fuel-burn assumptions.

EnergyEmergencyPlanning

Fuel tank

gal

Rated watts

Current load

Fuel burn at 50% load

gal/hr

Fuel burn at full load

gal/hr

Estimated runtime

11.1 hr

Fuel burn

0.65 gal / hr

Load ratio

62%

Tank size

7.2 gal

Estimate

Fuel burn changes by temperature, altitude, and engine tuning. Use manufacturer curves when you have them.