John Deere 4045TF280 vs Yuchai YC4D90Z-D25
The John Deere 4045TF280 and Yuchai YC4D90Z-D25 are both diesel generator engines in a similar power class. Both are rated at roughly 69 kVA. Displacement is 4.5 L versus 4.75 L. The table below compares their full specifications side by side.
| Specification | John Deere 4045TF280 | Yuchai YC4D90Z-D25 |
|---|---|---|
| Headline rating | 69 kVA | 69 kVA |
| Standby (50 Hz) | — | 55 kWe |
| Prime (50 Hz) | — | 50 kWe |
| Standby (60 Hz) | 55 kWe | — |
| Prime (60 Hz) | 50 kWe | — |
| Displacement | 4.5 L | 4.75 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 3 | China National Stage II / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |