Cummins C750N6 vs Generac SG750
The Cummins C750N6 and Generac SG750 are both natural gas generator engines in a similar power class. Both are rated at roughly 938 kVA. Displacement is 50.3 L versus 33.9 L. The table below compares their full specifications side by side.
| Specification | Cummins C750N6 | Generac SG750 |
|---|---|---|
| Headline rating | 938 kVA | 938 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | — |
| Standby (60 Hz) | 750 kWe | 750 kWe |
| Prime (60 Hz) | — | 682 kWe |
| Displacement | 50.3 L | 33.9 L |
| Configuration | V16 | V12 |
| Cylinders | 16 | 12 |
| Rated speed | 1,800 RPM | 1,800 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Stationary | Unregulated |
| Dry weight | — | — |
| Origin | United States | United States |
Choosing between Cummins C750N6 and Generac SG750
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.