Baudouin 4M12G5D4/5 vs Cummins QSB5G6
The Baudouin 4M12G5D4/5 and Cummins QSB5G6 are both diesel generator engines in a similar power class. Both are rated at roughly 150 kVA. Displacement is 4.58 L versus 4.5 L. The table below compares their full specifications side by side.
| Specification | Baudouin 4M12G5D4/5 | Cummins QSB5G6 |
|---|---|---|
| Headline rating | 150 kVA | 150 kVA |
| Standby (50 Hz) | 120 kWe | 120 kWe |
| Prime (50 Hz) | 110 kWe | 109 kWe |
| Standby (60 Hz) | — | 125 kWe |
| Prime (60 Hz) | — | 113 kWe |
| Displacement | 4.58 L | 4.5 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China IV | U.S. EPA Tier 3 / EU Stage IIIA / China III |
| Dry weight | — | — |
| Origin | China | United States / United Kingdom |
Choosing between Baudouin 4M12G5D4/5 and Cummins QSB5G6
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.