Cummins K19N-G1 vs Generac SG300
The Cummins K19N-G1 and Generac SG300 are both natural gas generator engines in a similar power class. Both are rated at roughly 375 kVA. Displacement is 18.9 L versus 14.2 L. The table below compares their full specifications side by side.
| Specification | Cummins K19N-G1 | Generac SG300 |
|---|---|---|
| Headline rating | 375 kVA | 375 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 300 kWe | — |
| Standby (60 Hz) | — | 300 kWe |
| Prime (60 Hz) | 300 kWe | 273 kWe |
| Displacement | 18.9 L | 14.2 L |
| Configuration | L6 | V8 |
| Cylinders | 6 | 8 |
| Rated speed | 1,500 / 1,800 RPM | 1,800 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | China | United States |