The Generator EngineEncyclopedia

Caterpillar CG170-12 vs Jenbacher J320

The Caterpillar CG170-12 and Jenbacher J320 are both natural gas generator engines in a similar power class. Both are rated at roughly 1,472 kVA. Displacement is 53.1 L versus 48.6 L. The table below compares their full specifications side by side.

SpecificationCaterpillar CG170-12Jenbacher J320
Headline rating1,500 kVA1,444 kVA
Standby (50 Hz)
Prime (50 Hz)1,200 kWe1,155 kWe
Standby (60 Hz)
Prime (60 Hz)1,200 kWe
Displacement53.1 L48.6 L
ConfigurationV12V20
Cylinders1220
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginGermanyAustria