MAN E 0834 LE302 vs Weichai WP4D77E301NG
The MAN E 0834 LE302 and Weichai WP4D77E301NG are both natural gas generator engines in a similar power class. The MAN E 0834 LE302 is the higher-output unit (81 kVA vs 75 kVA). Displacement is 4.6 L versus 4.1 L. The table below compares their full specifications side by side.
| Specification | MAN E 0834 LE302 | Weichai WP4D77E301NG |
|---|---|---|
| Headline rating | 81 kVA | 75 kVA |
| Standby (50 Hz) | — | — |
| Prime (50 Hz) | 65 kWe | 60 kWe |
| Standby (60 Hz) | — | — |
| Prime (60 Hz) | 65 kWe | — |
| Displacement | 4.6 L | 4.1 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Natural Gas | Natural Gas |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | Unregulated |
| Dry weight | — | — |
| Origin | Germany | China |
Choosing between MAN E 0834 LE302 and Weichai WP4D77E301NG
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 MAN E 0834 LE302 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.