MTU 8V4000 GS vs Waukesha VGF48SE (P48SE)
The MTU 8V4000 GS and Waukesha VGF48SE (P48SE) are both natural gas generator engines in a similar power class. Both are rated at roughly 1,289 kVA. Displacement is 38.2 L versus 48 L. The table below compares their full specifications side by side.
| Specification | MTU 8V4000 GS | Waukesha VGF48SE (P48SE) |
|---|---|---|
| Headline rating | 1,265 kVA | 1,313 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 1,012 kWe | — |
| Standby (60 Hz) | — | 1,050 kWe |
| Prime (60 Hz) | — | 760 kWe |
| Displacement | 38.2 L | 48 L |
| Configuration | V8 | V16 |
| Cylinders | 8 | 16 |
| Rated speed | 1,500 RPM | 1,800 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | U.S. EPA Stationary |
| Dry weight | — | — |
| Origin | Germany | United States |
Choosing between MTU 8V4000 GS and Waukesha VGF48SE (P48SE)
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 Waukesha VGF48SE (P48SE) has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.