Jenbacher J624 vs Mitsubishi 14KU30GSI
The Jenbacher J624 and Mitsubishi 14KU30GSI are both natural gas generator engines in a similar power class. Both are rated at roughly 5,599 kVA. Displacement is 149.7 L versus 376 L. The table below compares their full specifications side by side.
| Specification | Jenbacher J624 | Mitsubishi 14KU30GSI |
|---|---|---|
| Headline rating | 5,634 kVA | 5,563 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 4,507 kWe | 4,450 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | — | — |
| Displacement | 149.7 L | 376 L |
| Configuration | V24 | L14 |
| Cylinders | 24 | 14 |
| Rated speed | 1,500 RPM | 750 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | — |
| Dry weight | — | 48000 kg |
| Origin | Austria | Japan |
Choosing between Jenbacher J624 and Mitsubishi 14KU30GSI
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 J624 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.