The Generator EngineEncyclopedia

Caterpillar G3516H vs Jenbacher J612

The Caterpillar G3516H and Jenbacher J612 are both natural gas generator engines in a similar power class. Both are rated at roughly 2,505 kVA. Displacement is 67.4 L versus 74.9 L. The table below compares their full specifications side by side.

SpecificationCaterpillar G3516HJenbacher J612
Headline rating2,500 kVA2,509 kVA
Standby (50 Hz)
Prime (50 Hz)2,000 kWe2,007 kWe
Standby (60 Hz)
Prime (60 Hz)1,982 kWe
Displacement67.4 L74.9 L
ConfigurationV16V12
Cylinders1612
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight
OriginUnited StatesAustria