Cummins K19N-G3 vs PSI 22L
The Cummins K19N-G3 and PSI 22L are both natural gas generator engines in a similar power class. Both are rated at roughly 438 kVA. Displacement is 18.9 L versus 21.93 L. The table below compares their full specifications side by side.
| Specification | Cummins K19N-G3 | PSI 22L |
|---|---|---|
| Headline rating | 438 kVA | 438 kVA |
| Standby (50 Hz) | — | 350 kWe |
| Prime (50 Hz) | 350 kWe | 300 kWe |
| Standby (60 Hz) | — | 450 kWe |
| Prime (60 Hz) | 350 kWe | 375 kWe |
| Displacement | 18.9 L | 21.93 L |
| Configuration | L6 | V12 |
| Cylinders | 6 | 12 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | U.S. EPA Stationary |
| Dry weight | — | 1650 kg |
| Origin | China | United States |