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Cummins K50N-G11H vs Perkins 4012-46TWG2A

The Cummins K50N-G11H and Perkins 4012-46TWG2A are both natural gas generator engines in a similar power class. Both are rated at roughly 1,380 kVA. Displacement is 50.3 L versus 45.8 L. The table below compares their full specifications side by side.

SpecificationCummins K50N-G11HPerkins 4012-46TWG2A
Headline rating1,375 kVA1,385 kVA
Standby (50 Hz)—1,108 kWe
Prime (50 Hz)1,100 kWe1,000 kWe
Standby (60 Hz)—1,108 kWe
Prime (60 Hz)1,100 kWe1,002 kWe
Displacement50.3 L45.8 L
ConfigurationV16V12
Cylinders1612
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight——
OriginChinaUnited Kingdom
Cummins K50N-G11H full specs →Perkins 4012-46TWG2A full specs →

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