John Deere 4045HFG20 vs Weichai WP4.6ND120E310
The John Deere 4045HFG20 and Weichai WP4.6ND120E310 are both diesel generator engines in a similar power class. Both are rated at roughly 135 kVA. Displacement is 4.5 L versus 4.6 L. The table below compares their full specifications side by side.
| Specification | John Deere 4045HFG20 | Weichai WP4.6ND120E310 |
|---|---|---|
| Headline rating | 134 kVA | 135 kVA |
| Standby (50 Hz) | 107 kWe | 108 kWe |
| Prime (50 Hz) | 97 kWe | 99 kWe |
| Standby (60 Hz) | 116 kWe | — |
| Prime (60 Hz) | 105 kWe | — |
| Displacement | 4.5 L | 4.6 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage III / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between John Deere 4045HFG20 and Weichai WP4.6ND120E310
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 Weichai WP4.6ND120E310 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.