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Caterpillar CG170B-20 vs MTU 16V4000 GS

The Caterpillar CG170B-20 and MTU 16V4000 GS are both natural gas generator engines in a similar power class. The Caterpillar CG170B-20 is the higher-output unit (2,875 kVA vs 2,535 kVA). Displacement is 88.5 L versus 76.3 L. The table below compares their full specifications side by side.

SpecificationCaterpillar CG170B-20MTU 16V4000 GS
Headline rating2,875 kVA2,535 kVA
Standby (50 Hz)——
Prime (50 Hz)2,300 kWe2,028 kWe
Standby (60 Hz)——
Prime (60 Hz)2,300 kWe—
Displacement88.5 L76.3 L
ConfigurationV20V16
Cylinders2016
Rated speed1,500 / 1,800 RPM1,500 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedUnregulated
Dry weight——
OriginGermanyGermany
Caterpillar CG170B-20 full specs →MTU 16V4000 GS full specs →

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