MTU 20V4000 GS vs Waukesha 275GL+ 12V
The MTU 20V4000 GS and Waukesha 275GL+ 12V are both natural gas generator engines in a similar power class. The Waukesha 275GL+ 12V is the higher-output unit (3,390 kVA vs 3,169 kVA). Displacement is 95.3 L versus 214 L. The table below compares their full specifications side by side.
| Specification | MTU 20V4000 GS | Waukesha 275GL+ 12V |
|---|---|---|
| Headline rating | 3,169 kVA | 3,390 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 2,535 kWe | 2,712 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | — | — |
| Displacement | 95.3 L | 214 L |
| Configuration | V20 | V12 |
| Cylinders | 20 | 12 |
| Rated speed | 1,500 RPM | 1,000 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | Germany | United States |
Choosing between MTU 20V4000 GS and Waukesha 275GL+ 12V
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 275GL+ 12V has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.