Generator Fuel Calculator
Quick answer
Generator size, load and hours — the gasoline (and propane) you’ll actually burn.
- Free, no sign-up, works on any device.
Figures are estimates from this calculator’s standard formula — adjust the inputs in the tool below for your exact number.
Generator Fuel Calculator
Generator size, load and hours — the gasoline (and propane) you’ll actually burn.
Step 1 of 2
The generator
W
The big number on the box — running watts, not the “peak” watts.
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