Manufacturer-documented fuel consumption for 10 600–605 kW Diesel generator sets — median 15.45 gal/h at full load, 10.17 gal/h at half load.
Compare 600–605 kW Diesel generator specs side-by-side →
| Model | kW | gal/h @ 50% | gal/h @ 100% | Tank (L) | Runtime @ 50% (h) |
|---|---|---|---|---|---|
| Cummins/Onan 600 DFX-4R | 600 | — | 10.57 | — | — |
| Cummins/Onan 600 DFX-4XR | 600 | — | 10.57 | — | — |
| Cummins/Onan DQPAA | 600 | 21.21 | 41.00 | — | — |
| Generac MB600 - GEM | 600 | 4.07 | 10.60 | — | — |
| Generac MD600 | 600 | 5.57 | 11.12 | — | — |
| Generac SD600 | 600 | 23.43 | 41.40 | 1001 | 11.3 |
| Kohler 600REOZV | 600 | 18.28 | 36.72 | — | — |
| Kohler 600ROZD | 600 | 10.17 | 19.79 | — | — |
| MTU 12V1600 DS600 | 600 | 1.37 | 2.62 | — | — |
| Cummins/Onan VTA28G5 | 603 | — | 40.68 | 1325 | — |
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 10 models with manufacturer data, full-load consumption runs 2.62–41.40 gal/h (median 15.45); at 50% load the median is 10.17 gal/h.
At 50% load, documented tank sizes give 11.3–11.3 hours (median 11.3 h) across 1 models.