Baudouin 4M09G3D4/5 vs Isuzu 6BG1
The Baudouin 4M09G3D4/5 and Isuzu 6BG1 are both diesel generator engines in a similar power class. Both are rated at roughly 69 kVA. Displacement is 3.58 L versus 6.494 L. The table below compares their full specifications side by side.
| Specification | Baudouin 4M09G3D4/5 | Isuzu 6BG1 |
|---|---|---|
| Headline rating | 69 kVA | 68 kVA |
| Standby (50 Hz) | 55 kWe | 54.6 kWe |
| Prime (50 Hz) | 50 kWe | 52 kWe |
| Standby (60 Hz) | — | 63 kWe |
| Prime (60 Hz) | — | 60 kWe |
| Displacement | 3.58 L | 6.494 L |
| Configuration | L4 | L6 |
| Cylinders | 4 | 6 |
| Rated speed | 1,500 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China IV | Unregulated |
| Dry weight | — | — |
| Origin | China | Japan |
Choosing between Baudouin 4M09G3D4/5 and Isuzu 6BG1
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 Baudouin 4M09G3D4/5 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.