Jenbacher J624 vs Mitsubishi 16KU30GSI
The Jenbacher J624 and Mitsubishi 16KU30GSI are both natural gas generator engines in a similar power class. The Mitsubishi 16KU30GSI is the higher-output unit (6,375 kVA vs 5,620 kVA). Displacement is 149.7 L versus 430 L. The table below compares their full specifications side by side.
| Specification | Jenbacher J624 | Mitsubishi 16KU30GSI |
|---|---|---|
| Headline rating | 5,620 kVA | 6,375 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 4,496 kWe | 5,100 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | 4,467 kWe | — |
| Displacement | 149.7 L | 430 L |
| Configuration | V24 | L16 |
| Cylinders | 24 | 16 |
| Rated speed | 1,500 / 1,500 RPM | 750 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | — |
| Dry weight | — | 54000 kg |
| Origin | Austria | Japan |
Choosing between Jenbacher J624 and Mitsubishi 16KU30GSI
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 Mitsubishi 16KU30GSI has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.