Manufacturer-documented fuel consumption for 5 300–305 kW Natural Gas generator sets — median 57.10 gal/h at full load, 52.00 gal/h at half load.
Compare 300–305 kW Natural Gas generator specs side-by-side →
| Model | kW | gal/h @ 50% | gal/h @ 100% | Tank (L) | Runtime @ 50% (h) |
|---|---|---|---|---|---|
| Caterpillar G300LG6 | 300 | 52.00 | 97.00 | — | — |
| Generac G300LG4 | 300 | 81.00 | 130.00 | — | — |
| Generac MG300 | 300 | 13.92 | 23.33 | — | — |
| Generac SG300 | 300 | 52.00 | 57.10 | — | — |
| Simson-Maxwell SGWW300 T6 | 300 | 0.05 | 0.11 | — | — |
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 5 models with manufacturer data, full-load consumption runs 0.11–130.00 gal/h (median 57.10); at 50% load the median is 52.00 gal/h.