Cummins 6LTAA9.5-G1 vs VMAN D11A
The Cummins 6LTAA9.5-G1 and VMAN D11A are both diesel generator engines in a similar power class. Both are rated at roughly 353 kVA. Displacement is 9.5 L versus 10.964 L. The table below compares their full specifications side by side.
| Specification | Cummins 6LTAA9.5-G1 | VMAN D11A |
|---|---|---|
| Headline rating | 352 kVA | 354 kVA |
| Standby (50 Hz) | 281 kWe | 283 kWe |
| Prime (50 Hz) | 256 kWe | 257 kWe |
| Standby (60 Hz) | 275 kWe | — |
| Prime (60 Hz) | 250 kWe | — |
| Displacement | 9.5 L | 10.964 L |
| Configuration | L6 | V6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | China | China |
Choosing between Cummins 6LTAA9.5-G1 and VMAN D11A
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 VMAN D11A has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.