Reliable marine engines and generators for a sustainable future

Cummins in action

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Sea Change zero-emissions ferry

The Sea Change is North America's first commercial zero-emissions ferry

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Smaller emission footprints

What happens when two world leaders in ferry design and construction come together?

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Green and hybrid tug solutions

The Hermes is a milestone in redefining the concept of the hybrid tug for lower emissions.

Learn how

Get out on the water — and stay there

Cummins B4.5

Featured Engine

B4.5

The B4.5 delivers big power in the smallest marine package for both propulsion and auxiliary applications.  Quiet and reliable, the engine is ideal for customers seeking power between 110-250 hp or 76 kW to 186 kW.

Get going
Cummins Onan QSB7

Featured Generator

Onan Marine Generators 4kW-65kW

Preferred by boat builders, captains, owners and shipyards, our Onan marine generators deliver clean power in a range of models, including ignition-protected options.

Choose one
Cummins QSK60

Featured Engine

QSK60

Originally designed for tough commercial marine applications, the reliable power of the QSK60 is now available with both IMO III and Tier 4 certifications.

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