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Caterpillar G3516H vs Cummins QSV91G

The Caterpillar G3516H and Cummins QSV91G 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 91.6 L. The table below compares their full specifications side by side.

SpecificationCaterpillar G3516HCummins QSV91G
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 L91.6 L
ConfigurationV16V18
Cylinders1618
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsU.S. EPA StationaryUnregulated
Dry weight——
OriginUnited StatesUnited States
Caterpillar G3516H full specs →Cummins QSV91G full specs →

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