The Generator EngineEncyclopedia

Isuzu 4HK1X vs John Deere 4045HFG20

The Isuzu 4HK1X and John Deere 4045HFG20 are both diesel generator engines in a similar power class. Both are rated at roughly 134 kVA. Displacement is 5.193 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationIsuzu 4HK1XJohn Deere 4045HFG20
Headline rating134 kVA134 kVA
Standby (50 Hz)106.9 kWe107 kWe
Prime (50 Hz)97.2 kWe97 kWe
Standby (60 Hz)125.7 kWe116 kWe
Prime (60 Hz)114.3 kWe105 kWe
Displacement5.193 L4.5 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA Final Tier 4Unregulated
Dry weight
OriginJapanUnited States