The Generator EngineEncyclopedia

Caterpillar G3306 vs PSI 8.8L

The Caterpillar G3306 and PSI 8.8L are both natural gas generator engines in a similar power class. Both are rated at roughly 94 kVA. Displacement is 10.5 L versus 8.8 L. The table below compares their full specifications side by side.

SpecificationCaterpillar G3306PSI 8.8L
Headline rating94 kVA94 kVA
Standby (50 Hz)75 kWe
Prime (50 Hz)75 kWe75 kWe
Standby (60 Hz)80 kWe
Prime (60 Hz)80 kWe
Displacement10.5 L8.8 L
ConfigurationL6V8
Cylinders68
Rated speed1,500 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryU.S. EPA Stationary
Dry weight
OriginUnited StatesUnited States