The Generator EngineEncyclopedia

Caterpillar G3406 vs PSI 11L

The Caterpillar G3406 and PSI 11L are both natural gas generator engines in a similar power class. Both are rated at roughly 191 kVA. Displacement is 14.6 L versus 11.05 L. The table below compares their full specifications side by side.

SpecificationCaterpillar G3406PSI 11L
Headline rating194 kVA188 kVA
Standby (50 Hz)150 kWe
Prime (50 Hz)155 kWe150 kWe
Standby (60 Hz)175 kWe
Prime (60 Hz)175 kWe
Displacement14.6 L11.05 L
ConfigurationL6L6
Cylinders66
Rated speed1,500 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryU.S. EPA Stationary
Dry weight1179 kg
OriginUnited StatesUnited States