Marine Power Systems

Commercial vessels place heavy demands on the engines that propel them through the water. If you make your living on one of the numerous lakes, rivers, sounds or other waterways that dot southern New York or Connecticut, you need a dependable marine power system that's up to the challenge. H.O. Penn Power Systems is your one-stop headquarters for engines, generators and other power generation equipment that will never leave you high and dry.

Get a Free Quote!

3508C Propulsion Engine

Configuration
Vee 8, 4-Stroke-Cycle Diesel
Bore
6.7 in
Stroke
7.5 in
View Full Specs Request a Quote

3512C High Displacement Marine Generator Set

Configuration
Vee 12 4-Stroke-Cycle Diesel
Bore
6.7 in
Stroke
8.46 in
View Full Specs Request a Quote

3512C High Displacement Propulsion Engine

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.5 in
View Full Specs Request a Quote

3512C Propulsion Engine (IMO II)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
7.48 in
View Full Specs Request a Quote

3512C Tier 3 Marine Propulsion Engine

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

3512E Marine Auxiliary/DEP Engine (U.S. EPA Tier 4 Final)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

3512E Marine Propulsion Engine (U.S. EPA Tier 4 Final)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

3516C Marine Propulsion Engine

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
8.46 in
Stroke
7.48 in
View Full Specs Request a Quote

3516C Propulsion Engine (Tier 3)

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

3516E Marine Auxiliary Engine (U.S. EPA Tier 4 Final)

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

3516E Marine Propulsion Engine (U.S. EPA Tier 4 Final)

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
6.69 in
Stroke
8.46 in
View Full Specs Request a Quote

C1.5 Marine Generator Set Engine

Bore
3.31 in
Stroke
3.5 in
View Full Specs Request a Quote

C12 ACERT™ High Performance Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.1 in
Stroke
5.9 in
View Full Specs Request a Quote

C12 High Performance Marine Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.1 in
Stroke
5.9 in
View Full Specs Request a Quote

C12 Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.1 in
Stroke
5.9 in
View Full Specs Request a Quote

C175-16 Propulsion Engine

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
6.88 in
Stroke
8.66 in
View Full Specs Request a Quote

C18 (SRMP) Marine Generator Set

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

C280-12 Marine Propulsion Engine (EPA Tier 4)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

C280-12 Propulsion Engine

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

C280-16 Commercial Marine Propulsion Engine

Configuration
Vee 16, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

C280-6 Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

C280-8 Marine Propulsion Engine (U.S. EPA Tier 4)

Configuration
In-line 8, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

C7.1 High Performance Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
4.13 in
Stroke
5.31 in
View Full Specs Request a Quote

C7.1 Marine Auxiliary Engine (U.S. EPA Tier 3 / IMO II)

Configuration
In-line 6, 4-stroke-cycle diesel
Bore
4.13 in
Stroke
5.31 in
View Full Specs Request a Quote

C7.1 Marine Propulsion Engine (U.S. EPA Tier 3 / IMO II)

Configuration
In-line 6, 4-stroke-cycle diesel
Bore
4.13 in
Stroke
5.31 in
View Full Specs Request a Quote

C8.7 High Performance Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
4.6 in
Stroke
5.3 in
View Full Specs Request a Quote

C9 ACERT™ High Performance Marine Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
4.41 in
Stroke
5.87 in
View Full Specs Request a Quote

C9.3 Commercial Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
4.53 in
Stroke
5.87 in
View Full Specs Request a Quote

C9.3 Marine Generator Set

Bore
4.13 in
Stroke
5.31 in
View Full Specs Request a Quote

C9.3 Marine Generator Set / Auxiliary Engine

Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Bore
4.53 in
Stroke
5.87 in
View Full Specs Request a Quote

Cat C12.9 High Performance Propulsion Engine

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.31 in
Stroke
5.9 in
View Full Specs Request a Quote

Cat C18 ACERT Propulsion Engine (Tier 3)

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C18 ACERT High Performance Propulsion Engine (Tier 3 Recreational)

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C18 ACERT High Performance Propulsion Engine (Tier 3)

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C18 ACERT Propulsion Engine (IMO II)

Configuration
In-line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C18 Auxiliary/Generator Set Engine (EPA Tier 3)

Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C18 Auxiliary/Generator Set Engine (IMO II)

Configuration
In-Line 6, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
7.2 in
View Full Specs Request a Quote

Cat C2.2 Marine Generator Set

Bore
3.31 in
Stroke
3.94 in
View Full Specs Request a Quote

Cat C280 Marine Auxiliary Engines

Configuration
In-Line 6, Vee 8, Vee 12, Vee 16, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C280-12 Marine Generator Set

Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C280-16 Marine Generator Set

Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C280-6 Marine Generator Set

Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C280-8 Marine Generator Set

Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C280-8 Propulsion Engine

Configuration
In-line 8, 4-Stroke-Cycle Diesel
Bore
11.0 in
Stroke
11.8 in
View Full Specs Request a Quote

Cat C32 ACERT Generator Set (EPA Tier 3)

Bore
5.7 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 ACERT Generator Set (IMO II)

Bore
5.7 in
Stroke
6.4 in
View Full Specs Request a Quote

Cat C32 ACERT High Performance Marine Propulsion Engine (Tier 3 Rec)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 ACERT Marine Propulsion Engine (EPA Tier 3)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 ACERT Propulsion Engine (IMO II)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Auxiliary / Diesel Electric Propulsion (US EPA Tier 3 / IMO II)

Configuration
Vee 12, 4-stroke-cycle diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Auxiliary / Diesel Electric Propulsion Engine (IMO III)

Configuration
Vee 12, 4-stroke-cycle diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Auxiliary / Diesel Electric Propulsion Engine (US EPA Tier 4 / IMO III)

Configuration
Vee 12, 4-stroke-cycle diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Auxiliary/Generator Set Engine (EPA Tier 3)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
6.4 in
View Full Specs Request a Quote

Cat C32 Auxiliary/Generator Set Engine (IMO II)

Configuration
Vee 12, 4-Stroke-Cycle Diesel
Bore
5.7 in
Stroke
6.4 in
View Full Specs Request a Quote

Cat C32 Generator Set (IMO III)

Configuration
Vee-12, 4-stroke-Cycle-Diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Generator Set (US EPA Tier 3 / IMO II)

Configuration
Vee-12, 4-stroke-Cycle-Diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Propulsion Engine (US EPA Tier 3 / IMO II)

Configuration
Vee 12, 4-stroke-cycle diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C32 Propulsion Engine (US EPA Tier 4 / IMO III)

Configuration
Vee 12, 4-stroke-cycle diesel
Bore
5.71 in
Stroke
6.38 in
View Full Specs Request a Quote

Cat C7.1 Generator Set

Bore
4.13 in
Stroke
5.3 in
View Full Specs Request a Quote

Cat® C4.4 ACERT Marine Generator Set

Bore
4.13 in
Stroke
5.0 in
View Full Specs Request a Quote

Cat® C4.4 Marine Generator Set

Bore
4.13 in
Stroke
5.0 in
View Full Specs Request a Quote

We Feature New Marine Power Systems From Caterpillar®

As the region's only authorized Cat® dealer, H.O. Penn is your exclusive source for the best marine power systems for sale at competitive prices. With a Cat product on board, you'll be able to stay productive during a long day on the water and meet all your business objectives. You'll also benefit from the exceptional service and support that have been the hallmark of our company since 1923.

Choose From a Wide Variety of Cat Marine Engines

Our selection includes an assortment of commercial propulsion, high-performance propulsion and auxiliary engines specifically designed for marine applications. Engines are available in a wide range of power options to match the size of the vessel and its power requirements. Cat marine engines deliver consistent control, maneuverability and propulsion — you'll find diesel fuel, as well as diesel/electric hybrid options that can provide maximum fuel efficiency.

You'll Also Find Generator Sets for Sale

H.O. Penn can also supply your commercial operation with a high-performing generator set from Caterpillar that will keep all your onboard electrical systems operating at peak efficiency. Caterpillar builds its marine generators to withstand the rigors of daily use on the water and perform flawlessly during extreme weather conditions. The enhanced monitoring capabilities also allow you to assess the status of your power supply — you won't have to worry about an unexpected breakdown or failure leaving you stranded a long way from shore.

We Offer Marine Power Systems for Sale for Virtually Every Maritime Industry

With so many products from which to choose, Caterpillar and H.O. Penn can provide the right marine power system solution for your industry or application, including:

  • Tug and salvage
  • Fishing
  • Offshore operations
  • Dredging
  • Governmental
  • Inland waterway
  • General cargo
  • Ferry and cruise

Complete Support Every Step of the Way

Regardless of your industry or application, you can trust us to help you find the right equipment for your needs and budget. Our team can guide you through the dozens of product offerings to ensure you find the ideal match for your business. We'll also be there to provide timely preventive maintenance and repair services to keep your marine power systems in peak operating condition and extend their lifespan.

Check Out Our Inventory of New Marine Power Systems

Take a minute to review our current selection of marine power systems for sale in southern New York and Connecticut. Feel free to contact us online if you have questions or want to request a quote. You can also give us a call at 845-448-0018.

Get a Free Quote!