Mitsubishi S12R-PTAR-C（新） vs Weichai 12M33D1320E310
The Mitsubishi S12R-PTAR-C（新） and Weichai 12M33D1320E310 are both diesel generator engines in a similar power class. Both are rated at roughly 1,476 kVA. Displacement is 34.92 L versus 39.6 L. The table below compares their full specifications side by side.
| Specification | Mitsubishi S12R-PTAR-C（新） | Weichai 12M33D1320E310 |
|---|---|---|
| Headline rating | 1,466 kVA | 1,485 kVA |
| Standby (50 Hz) | 1,172.7 kWe | 1,188 kWe |
| Prime (50 Hz) | — | 1,080 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | — | — |
| Displacement | 34.92 L | 39.6 L |
| Configuration | V12 | V12 |
| Cylinders | 12 | 12 |
| Rated speed | 1,500 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 |