Detroit Diesel 12V149 vs SDEC 6JTAA17-G310
The Detroit Diesel 12V149 and SDEC 6JTAA17-G310 are both diesel generator engines in a similar power class. Both are rated at roughly 725 kVA. Displacement is 29.3 L versus 17 L. The table below compares their full specifications side by side.
| Specification | Detroit Diesel 12V149 | SDEC 6JTAA17-G310 |
|---|---|---|
| Headline rating | 725 kVA | 725 kVA |
| Standby (50 Hz) | 580 kWe | 580 kWe |
| Prime (50 Hz) | 525 kWe | 526 kWe |
| Standby (60 Hz) | 700 kWe | — |
| Prime (60 Hz) | 635 kWe | — |
| Displacement | 29.3 L | 17 L |
| Configuration | V12 | L6 |
| Cylinders | 12 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |