John Deere 6068HG550 vs SDEC SC7H220D2
The John Deere 6068HG550 and SDEC SC7H220D2 are both diesel generator engines in a similar power class. Both are rated at roughly 185 kVA. Displacement is 6.8 L versus 7 L. The table below compares their full specifications side by side.
| Specification | John Deere 6068HG550 | SDEC SC7H220D2 |
|---|---|---|
| Headline rating | 183 kVA | 186 kVA |
| Standby (50 Hz) | 146 kWe | 149 kWe |
| Prime (50 Hz) | 132 kWe | 135 kWe |
| Standby (60 Hz) | 159 kWe | — |
| Prime (60 Hz) | 144 kWe | — |
| Displacement | 6.8 L | 7 L |
| Configuration | L6 | L6 |
| Cylinders | 6 | 6 |
| Rated speed | 1,500 / 1,800 RPM | 1,500 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | Euro Stage V / U.S. EPA Final Tier 4 | China National Stage II / Unregulated |
| Dry weight | — | — |
| Origin | United States | China |
Choosing between John Deere 6068HG550 and SDEC SC7H220D2
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 SDEC SC7H220D2 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.