The Generator EngineEncyclopedia

Caterpillar CG132B-12 vs Jenbacher J312

The Caterpillar CG132B-12 and Jenbacher J312 are both natural gas generator engines in a similar power class. The Jenbacher J312 is the higher-output unit (794 kVA vs 750 kVA). Displacement is 26.3 L versus 29.2 L. The table below compares their full specifications side by side.

SpecificationCaterpillar CG132B-12Jenbacher J312
Headline rating750 kVA794 kVA
Standby (50 Hz)
Prime (50 Hz)600 kWe635 kWe
Standby (60 Hz)
Prime (60 Hz)600 kWe
Displacement26.3 L29.2 L
ConfigurationV12V12
Cylinders1212
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight
OriginGermanyAustria