The Generator EngineEncyclopedia

Caterpillar G3516H vs Niigata 6L28AGS

The Caterpillar G3516H and Niigata 6L28AGS are both natural gas generator engines in a similar power class. Both are rated at roughly 2,500 kVA. Displacement is 67.4 L versus 144 L. The table below compares their full specifications side by side.

SpecificationCaterpillar G3516HNiigata 6L28AGS
Headline rating2,500 kVA2,500 kVA
Standby (50 Hz)
Prime (50 Hz)2,000 kWe2,000 kWe
Standby (60 Hz)
Prime (60 Hz)1,982 kWe
Displacement67.4 L144 L
ConfigurationV16L6
Cylinders166
Rated speed1,500 / 1,800 RPM750 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight
OriginUnited StatesJapan