John Deere 4045HFG04 vs Sida Power 4BMZL
The John Deere 4045HFG04 and Sida Power 4BMZL are both diesel generator engines in a similar power class. Both are rated at roughly 85 kVA. Displacement is 4.5 L versus 3.8 L. The table below compares their full specifications side by side.
| Specification | John Deere 4045HFG04 | Sida Power 4BMZL |
|---|---|---|
| Headline rating | 84 kVA | 85 kVA |
| Standby (50 Hz) | 67 kWe | 68 kWe |
| Prime (50 Hz) | 61 kWe | 64 kWe |
| Standby (60 Hz) | 67 kWe | 75 kWe |
| Prime (60 Hz) | 60 kWe | 72 kWe |
| Displacement | 4.5 L | 3.8 L |
| Configuration | L4 | L4 |
| Cylinders | 4 | 4 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Final Tier 4 | Application-dependent |
| Dry weight | — | 400 kg |
| Origin | United States | China |
Choosing between John Deere 4045HFG04 and Sida Power 4BMZL
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 Sida Power 4BMZL has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.