The Generator EngineEncyclopedia

Cummins QSK38-G10 vs Perkins 4008TAG2

The Cummins QSK38-G10 and Perkins 4008TAG2 are both diesel generator engines in a similar power class. Both are rated at roughly 1,123 kVA. Displacement is 37.8 L versus 30.6 L. The table below compares their full specifications side by side.

SpecificationCummins QSK38-G10Perkins 4008TAG2
Headline rating1,121 kVA1,125 kVA
Standby (50 Hz)897 kWe900 kWe
Prime (50 Hz)813 kWe818 kWe
Standby (60 Hz)878 kWe
Prime (60 Hz)796 kWe
Displacement37.8 L30.6 L
ConfigurationV12V8
Cylinders128
Rated speed1,500 RPM1,500 / 1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage III / UnregulatedUnregulated
Dry weight
OriginChinaUnited Kingdom