Cummins K19N-G3 vs Jenbacher J208
The Cummins K19N-G3 and Jenbacher J208 are both natural gas generator engines in a similar power class. Both are rated at roughly 444 kVA. Displacement is 18.9 L versus 16.6 L. The table below compares their full specifications side by side.
| Specification | Cummins K19N-G3 | Jenbacher J208 |
|---|---|---|
| Headline rating | 438 kVA | 450 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 350 kWe | 360 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | 350 kWe | — |
| Displacement | 18.9 L | 16.6 L |
| Configuration | L6 | L8 |
| Cylinders | 6 | 8 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | China | Austria |
Choosing between Cummins K19N-G3 and Jenbacher J208
Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing. The Jenbacher J208 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.