John Deere 3029TFG20 vs SDEC 4Z3.2-G41
The John Deere 3029TFG20 and SDEC 4Z3.2-G41 are both diesel generator engines in a similar power class. Both are rated at roughly 45 kVA. Displacement is 2.9 L versus 3.2 L. The table below compares their full specifications side by side.
| Specification | John Deere 3029TFG20 | SDEC 4Z3.2-G41 |
|---|---|---|
| Headline rating | 45 kVA | 45 kVA |
| Standby (50 Hz) | 36 kWe | 36 kWe |
| Prime (50 Hz) | 33 kWe | 32 kWe |
| Standby (60 Hz) | 41 kWe | — |
| Prime (60 Hz) | 37 kWe | — |
| Displacement | 2.9 L | 3.2 L |
| Configuration | L3 | L4 |
| Cylinders | 3 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Unregulated | China National Stage IV / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between John Deere 3029TFG20 and SDEC 4Z3.2-G41
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.