Baudouin 12M55G5D2/6 vs Cummins QSK78G20
The Baudouin 12M55G5D2/6 and Cummins QSK78G20 are both diesel generator engines in a similar power class. Both are rated at roughly 3,125 kVA. Displacement is 65.65 L versus 78 L. The table below compares their full specifications side by side.
| Specification | Baudouin 12M55G5D2/6 | Cummins QSK78G20 |
|---|---|---|
| Headline rating | 3,125 kVA | 3,125 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | — |
| Standby (60 Hz) | 2,500 kWe | 2,500 kWe |
| Prime (60 Hz) | 2,250 kWe | 2,275 kWe |
| Displacement | 65.65 L | 78 L |
| Configuration | V12 | V18 |
| Cylinders | 12 | 18 |
| Rated speed | 1,800 RPM | 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 2 | U.S. EPA Tier 2 |
| Dry weight | — | — |
| Origin | France | United Kingdom |
Choosing between Baudouin 12M55G5D2/6 and Cummins QSK78G20
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.