The Generator EngineEncyclopedia

Kawasaki KG-18 vs Niigata 18V28AGS

The Kawasaki KG-18 and Niigata 18V28AGS are both natural gas generator engines in a similar power class. The Kawasaki KG-18 is the higher-output unit (9,750 kVA vs 7,500 kVA). Displacement is 610.7 L versus 432 L. The table below compares their full specifications side by side.

SpecificationKawasaki KG-18Niigata 18V28AGS
Headline rating9,750 kVA7,500 kVA
Standby (50 Hz)
Prime (50 Hz)7,800 kWe6,000 kWe
Standby (60 Hz)
Prime (60 Hz)7,500 kWe
Displacement610.7 L432 L
ConfigurationV18V18
Cylinders1818
Rated speed750 / 900 RPM750 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginJapanJapan