CAT Marine generator

CAT Marine Auxiliary/Generator Engines: Unmatched Reliability on the Open Sea

When it comes to marine power generation, Caterpillar (CAT) stands as the ultimate global benchmark for quality, trust, and engineering excellence. For decades, the CAT brand has been synonymous with rugged dependability, commanding the trust of shipbuilders and vessel operators worldwide who cannot afford power failures at sea. CAT marine generator engines are specifically engineered to withstand the brutal and corrosive conditions of marine environments. Renowned for their robust construction, exceptional thermal efficiency, and long overhaul intervals, these engines deliver a continuous, stable supply of electrical power for vital onboard systems. Built with cutting-edge combustion technology, they offer rapid load acceptance, low vibration, and superior fuel economy while strictly complying with global marine emission standards. Choosing a CAT marine generator engine means investing in absolute peace of mind, ensuring your vessel remains safe, operational, and powered through the roughest waters.

C7

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C9

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C12

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C18

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C32

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C32B

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3512E

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3516E

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C280

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Engine power range

 

ModelEngine Power Range (bkW)Emission StandardFrequencyOrigin
C7109 – 218EPA Tier 3, IMO II, EU Stage V, China II50/60 HzUSA
C9218 – 325IMO II, IMO III, EPA Tier 3, China II50/60 HzUSA
C12287 – 490IMO II, EPA Tier 350/60 HzUSA
C18301 – 599IMO II/III, EPA Tier 3, EU Stage V50/60 HzUSA
C32590 – 994IMO II, IMO III, EPA Tier 4, EU Stage V50/60 HzUSA
C32B1053 – 1211IMO II, IMO III, EPA Tier 450/60 HzUSA
3512E1263 – 1789EPA Tier 4, IMO II/III50/60 HzUSA
3516E1921 – 2368EPA Tier 4, IMO II/III50/60 HzUSA
C2801730 – 5420EPA Tier 450/60 HzUSA