The Generator EngineEncyclopedia

Cummins QSK38-G4 vs Perkins 5012C-E46TAG5

The Cummins QSK38-G4 and Perkins 5012C-E46TAG5 are both diesel generator engines in a similar power class. Both are rated at roughly 1,564 kVA. Displacement is 37.7 L versus 46 L. The table below compares their full specifications side by side.

SpecificationCummins QSK38-G4Perkins 5012C-E46TAG5
Headline rating1,564 kVA1,563 kVA
Standby (50 Hz)
Prime (50 Hz)
Standby (60 Hz)1,251 kWe1,250 kWe
Prime (60 Hz)1,126 kWe1,127 kWe
Displacement37.7 L46 L
ConfigurationV12V12
Cylinders1212
Rated speed1,800 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA Tier 2U.S. EPA Tier 2
Dry weight
OriginUnited StatesUnited States