Cummins QSM11-G3 vs Yuchai YC6MK450-D30
The Cummins QSM11-G3 and Yuchai YC6MK450-D30 are both diesel generator engines in a similar power class. Both are rated at roughly 374 kVA. Displacement is 10.8 L versus 10.338 L. The table below compares their full specifications side by side.
| Specification | Cummins QSM11-G3 | Yuchai YC6MK450-D30 |
|---|---|---|
| Headline rating | 375 kVA | 373 kVA |
| Standby (50 Hz) | 300 kWe | 298 kWe |
| Prime (50 Hz) | 270 kWe | 280 kWe |
| Standby (60 Hz) | 310 kWe | — |
| Prime (60 Hz) | 280 kWe | — |
| Displacement | 10.8 L | 10.338 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | China National Stage III / Unregulated | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | China | China |