Manufacturer-documented fuel consumption for 8 0–5 kW Gasoline generator sets — median 0.71 gal/h at full load, 0.48 gal/h at half load.
Compare 0–5 kW Gasoline generator specs side-by-side →
| Model | kW | gal/h @ 50% | gal/h @ 100% | Tank (L) | Runtime @ 50% (h) |
|---|---|---|---|---|---|
| Cummins/Onan 3.6 KY | 4 | 0.37 | 0.58 | — | — |
| Cummins/Onan 3.6KY | 4 | 0.48 | 0.71 | — | — |
| SDMO PERFORM 4500 GAZ | 4 | — | 0.45 | 7 | — |
| Cummins/Onan 4.0 KY | 4 | 0.37 | 0.58 | — | — |
| Cummins/Onan 4KY | 4 | 0.48 | 0.71 | — | — |
| Cummins/Onan 4KYFR65697 | 4 | 0.48 | 0.71 | — | — |
| Cummins/Onan BGE | 4 | 0.50 | 0.74 | — | — |
| Kohler 4EFKD | 4 | 0.76 | 0.93 | — | — |
Figures from each model’s own manufacturer documentation (spec sheets and manuals); runtime = documented tank capacity ÷ consumption at 50% load. Verify against the datasheet for your exact configuration.
Across 8 models with manufacturer data, full-load consumption runs 0.45–0.93 gal/h (median 0.71); at 50% load the median is 0.48 gal/h.