Cummins QSZ13-G3 vs Scania DC13 507A 550
The Cummins QSZ13-G3 and Scania DC13 507A 550 are both diesel generator engines in a similar power class. Both are rated at roughly 600 kVA. The table below compares their full specifications side by side.
| Specification | Cummins QSZ13-G3 | Scania DC13 507A 550 |
|---|---|---|
| Headline rating | 594 kVA | 605 kVA |
| Standby (50 Hz) | 475 kWe | 484 kWe |
| Prime (50 Hz) | 380 kWe | 440 kWe |
| Standby (60 Hz) | 475 kWe | 484 kWe |
| Prime (60 Hz) | 380 kWe | 440 kWe |
| Displacement | 13 L | 13 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | China | Sweden |
Choosing between Cummins QSZ13-G3 and Scania DC13 507A 550
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 Scania DC13 507A 550 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.