Caterpillar C9.3 vs SDEC 6ETAA12.8-G47
The Caterpillar C9.3 and SDEC 6ETAA12.8-G47 are both diesel generator engines in a similar power class. Both are rated at roughly 345 kVA. Displacement is 9.3 L versus 12.8 L. The table below compares their full specifications side by side.
| Specification | Caterpillar C9.3 | SDEC 6ETAA12.8-G47 |
|---|---|---|
| Headline rating | 344 kVA | 346 kVA |
| Standby (50 Hz) | 275 kWe | 277 kWe |
| Prime (50 Hz) | 250 kWe | 252 kWe |
| Standby (60 Hz) | 330 kWe | — |
| Prime (60 Hz) | 300 kWe | — |
| Displacement | 9.3 L | 12.8 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 | U.S. EPA Tier 3 | China National Stage IV / Unregulated |
| Dry weight | — | — |
| Origin | USA | China |