The Generator EngineEncyclopedia

FAWDE 4DX23 vs John Deere 4045HFG81

The FAWDE 4DX23 and John Deere 4045HFG81 are both diesel generator engines in a similar power class. Both are rated at roughly 66 kVA. Displacement is 3.9 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationFAWDE 4DX23John Deere 4045HFG81
Headline rating66 kVA65 kVA
Standby (50 Hz)53 kWe52 kWe
Prime (50 Hz)48 kWe47 kWe
Standby (60 Hz)61 kWe56 kWe
Prime (60 Hz)55 kWe50 kWe
Displacement3.9 L4.5 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedEuro Stage IIIA / U.S. EPA Tier 3
Dry weight
OriginChinaUnited States