Cummins QSK60-G7 vs SDEC 12KTA58-G32
The Cummins QSK60-G7 and SDEC 12KTA58-G32 are both diesel generator engines in a similar power class. Both are rated at roughly 2,286 kVA. Displacement is 60.2 L versus 58 L. The table below compares their full specifications side by side.
| Specification | Cummins QSK60-G7 | SDEC 12KTA58-G32 |
|---|---|---|
| Headline rating | 2,281 kVA | 2,290 kVA |
| Standby (50 Hz) | 1,825 kWe | 1,832 kWe |
| Prime (50 Hz) | 1,517 kWe | 1,665 kWe |
| Standby (60 Hz) | 2,000 kWe | — |
| Prime (60 Hz) | 1,825 kWe | — |
| Displacement | 60.2 L | 58 L |
| Configuration | V16 | V12 |
| Cylinders | 16 | 12 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 2 | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between Cummins QSK60-G7 and SDEC 12KTA58-G32
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 SDEC 12KTA58-G32 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.