Haifeng Machinery

Cummins 4BTAA3.3G14 vs FAWDE 4DX23

The Cummins 4BTAA3.3G14 and FAWDE 4DX23 are both diesel generator engines in a similar power class. Both are rated at roughly 66 kVA. Displacement is 3.3 L versus 3.9 L. The table below compares their full specifications side by side.

SpecificationCummins 4BTAA3.3G14FAWDE 4DX23
Headline rating66 kVA66 kVA
Standby (50 Hz)53 kWe53 kWe
Prime (50 Hz)48 kWe48 kWe
Standby (60 Hz)61 kWe
Prime (60 Hz)55 kWe
Displacement3.3 L3.9 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsEU Stage IIIAUnregulated
Dry weight
OriginIndiaChina

Choosing between Cummins 4BTAA3.3G14 and FAWDE 4DX23

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.