John Deere 4045HFG85 vs Perkins 1106D-E70TAG2
The John Deere 4045HFG85 and Perkins 1106D-E70TAG2 are both diesel generator engines in a similar power class. Both are rated at roughly 162 kVA. Displacement is 4.5 L versus 7.01 L. The table below compares their full specifications side by side.
| Specification | John Deere 4045HFG85 | Perkins 1106D-E70TAG2 |
|---|---|---|
| Headline rating | 161 kVA | 163 kVA |
| Standby (50 Hz) | — | 130 kWe |
| Prime (50 Hz) | — | 117 kWe |
| Standby (60 Hz) | 129 kWe | 143 kWe |
| Prime (60 Hz) | 117 kWe | 130 kWe |
| Displacement | 4.5 L | 7.01 L |
| Configuration | L4 | L6 |
| Cylinders | 4 | 6 |
| Rated speed | 1,800 RPM | 1,500 / 1,800 RPM |
| Fuel | Diesel | Diesel |
| Cooling | Liquid-Cooled | Liquid-Cooled |
| Emissions | U.S. EPA Tier 3 | Euro Stage IIIA / U.S. EPA Tier 3 |
| Dry weight | — | — |
| Origin | United States | United Kingdom |
Choosing between John Deere 4045HFG85 and Perkins 1106D-E70TAG2
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 Perkins 1106D-E70TAG2 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.