Cummins C350N6 vs Yuchai YC6TD600N-D31
The Cummins C350N6 and Yuchai YC6TD600N-D31 are both natural gas generator engines in a similar power class. Both are rated at roughly 438 kVA. Displacement is 19 L versus 19.598 L. The table below compares their full specifications side by side.
| Specification | Cummins C350N6 | Yuchai YC6TD600N-D31 |
|---|---|---|
| Headline rating | 437 kVA | 438 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | 350 kWe |
| Standby (60 Hz) | 350 kWe | — |
| Prime (60 Hz) | — | — |
| Displacement | 19 L | 19.598 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,800 RPM | 1,500 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Stationary | Unregulated |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between Cummins C350N6 and Yuchai YC6TD600N-D31
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 Yuchai YC6TD600N-D31 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.