Generac SG150 (9.0L) vs MAN E 2876 E312
The Generac SG150 (9.0L) and MAN E 2876 E312 are both natural gas generator engines in a similar power class. Both are rated at roughly 184 kVA. Displacement is 8.9 L versus 12.8 L. The table below compares their full specifications side by side.
| Specification | Generac SG150 (9.0L) | MAN E 2876 E312 |
|---|---|---|
| Headline rating | 188 kVA | 180 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | — | 144 kWe |
| Standby (60 Hz) | 150 kWe | — |
| Prime (60 Hz) | — | 163 kWe |
| Displacement | 8.9 L | 12.8 L |
| Configuration | V8 | L6 |
| Cylinders | 8 | 6 |
| Rated speed | 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Stationary | Unregulated |
| Dry weight | — | — |
| Origin | United States | Germany |
Choosing between Generac SG150 (9.0L) and MAN E 2876 E312
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 Generac SG150 (9.0L) has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.