Marine
Marine

MARINE DIESEL ENGINES AND GENERATOR SETS

From marine diesel engines and generator sets to technology solutions, Caterpillar Marine is your partner on the water — backed by the worldwide dealer support network.

For clean, reliable power, choose from our broad product lineup that includes marine diesel and dual fuel propulsion engines, auxiliary engines, marine generator sets and complete fuel gas handling systems. And our technology-enabled solutions keep your vessels running safely, efficiently and profitably.

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Discover why Caterpillar Marine customers like Harley Marine Services say EPA Tier 4 Final engines with SCR technology are the better choice, by far.

Caterpillar Marine

Marine Industries

CARGO

Get your vessel to its destination on time, every time. Meet your deadline and your bottom line with reliable and efficient Cat and MaK marine diesel engines.

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Cargo Marine Engines
Cargo Marine Engines

FISHING

Caterpillar offers the industry’s best range of engines and power solutions for fishing vessels.

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Fishing Marine Engines
Fishing Marine Engines

OFFSHORE

Rely on nonstop power, even during your toughest days at sea. That’s our main priority for offshore operations: ZERO downtime.

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Offshore Marine Engines
Offshore Marine Engines

DREDGE

Keep your vessels running and your waterways clear with Cat engines and power solutions for dredging.

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Dredge Marine Engines
Dredge Marine Engines

GOVERNMENTAL

We know reliable rig power is vital to keep your drilling and production operations running quickly safely and efficiently.

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Governmental Marine Engines
Governmental Marine Engines

RECREATIONAL BOATING & YACHTING

Cat marine diesel engines set the standard for quality, performance and reliability. Throughout the power range, Cat engines have the power not just to accelerate, but to exhilarate.

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Pleasure Craft Marine Engines
Pleasure Craft Marine Engines

FERRY AND CRUISE

Your passengers can count on you. Tested and proven, Cat and MaK diesel engines keep your costs low with dual fuel options while maintaining clean, quiet comfort.

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Ferry & Cruise Marine Engines
Ferry & Cruise Marine Engines

INLAND WATERWAY

See how Cat engines can keep inland cargo vessels moving in any application.

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Inland Waterway Marine Engines
Inland Waterway Marine Engines

TUG AND SALVAGE

Handle the heaviest loads in the toughest conditions with Cat marine diesel engines. Whether in the harbor or at your terminal, our dependable high-speed engines will help give you all the bollard pull you need.

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Tug & Salvage Marine Engines
Tug & Salvage Marine Engines

Marine Digital Services

Whether you only want to access the data, be informed of an unsafe condition, or be advised on how to improve the efficiency of your operation, Caterpillar Marine has the right combination of digital services for you and your business.

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Cat® Marine Digital Services
Cat® Marine Digital Services

Products

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CAT® POWER PODCAST

Tune in to the Cat® Power podcast for straight talk and expert insights on what’s working, what’s new and what’s trending in the global oil and gas and marine industries.

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Cat Power Podcast
Cat Power Podcast

Cat Financial

Cat Financial offers customized financing and extended protection solutions, paired with the in-depth knowledge of industry experts, built to help keep your operations on track.

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Cat Financial
Cat Financial

Marine News

Stay current on the latest Marine engine stories and announcements.

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Oil & Gas News
Oil & Gas News