Generac SG175 vs Weichai WP10D238E301NG
The Generac SG175 and Weichai WP10D238E301NG are both natural gas generator engines in a similar power class. Both are rated at roughly 222 kVA. Displacement is 14.2 L versus 10 L. The table below compares their full specifications side by side.
| Specification | Generac SG175 | Weichai WP10D238E301NG |
|---|---|---|
| Headline rating | 219 kVA | 225 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | 180 kWe |
| Standby (60 Hz) | 175 kWe | — |
| Prime (60 Hz) | 158 kWe | — |
| Displacement | 14.2 L | 10 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 Generac SG175 and Weichai WP10D238E301NG
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 Weichai WP10D238E301NG has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.