The Generator EngineEncyclopedia

Cummins K19N-G4 vs Weichai 6M33D480E311NG

The Cummins K19N-G4 and Weichai 6M33D480E311NG are both natural gas generator engines in a similar power class. Both are rated at roughly 500 kVA. Displacement is 18.9 L versus 19.8 L. The table below compares their full specifications side by side.

SpecificationCummins K19N-G4Weichai 6M33D480E311NG
Headline rating500 kVA500 kVA
Standby (50 Hz)
Prime (50 Hz)400 kWe400 kWe
Standby (60 Hz)
Prime (60 Hz)400 kWe
Displacement18.9 L19.8 L
ConfigurationL6V6
Cylinders66
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginChinaChina