The Generator EngineEncyclopedia

Caterpillar CG132B-8 vs Mesa GV22PU

The Caterpillar CG132B-8 and Mesa GV22PU are both natural gas generator engines in a similar power class. Both are rated at roughly 500 kVA. Displacement is 17.5 L versus 21.9 L. The table below compares their full specifications side by side.

SpecificationCaterpillar CG132B-8Mesa GV22PU
Headline rating500 kVA499 kVA
Standby (50 Hz)399 kWe
Prime (50 Hz)400 kWe
Standby (60 Hz)450 kWe
Prime (60 Hz)400 kWe409 kWe
Displacement17.5 L21.9 L
ConfigurationV8V12
Cylinders812
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Stationary
Dry weight
OriginGermanyUnited States