NEW Cummins Onan Marine QD 11.5MDKDM-8138A Marine Diesel Generator For Sale

The NEW Cummins Onan Marine QD 11.5MDKDM-8138A Marine Diesel Generator is a premium Quiet Diesel (QD) marine generator engineered to provide dependable onboard electrical power for luxury yachts, cruising yachts, motor yachts, sportfishing boats, commercial fishing vessels, passenger ferries, offshore support vessels, workboats, and other demanding marine applications. Built with Cummins Onan’s industry-proven Quiet Diesel technology, the QD 11.5MDKDM-8138A delivers stable AC electrical output, excellent fuel efficiency, exceptionally quiet operation, and reduced vibration, ensuring reliable power generation and enhanced onboard comfort.

Supplied as a complete marine diesel generator package, the Cummins Onan Marine QD 11.5MDKDM-8138A is an excellent solution for customers searching for the latest Cummins Onan Marine QD 11.5MDKDM-8138A price or a dependable Cummins Onan Marine QD 11.5MDKDM-8138A for sale. Combining trusted Cummins engineering with advanced marine power technology, this generator is ideal for new vessel installations, electrical system upgrades, and marine generator replacement projects.

Whether powering air conditioning systems, refrigeration equipment, battery chargers, navigation electronics, communication systems, galley appliances, lighting systems, water makers, entertainment systems, or other essential onboard electrical loads, the Cummins Onan QD 11.5MDKDM-8138A delivers dependable performance, fuel-efficient operation, and long-lasting durability.

Designed for Luxury & Commercial Marine Applications

The Cummins Onan Marine QD 11.5MDKDM-8138A is designed to provide dependable onboard electrical generation for a broad range of recreational and commercial marine vessels.

Ideal applications include:

• Luxury yachts
• Motor yachts
• Cruising yachts
• Sportfishing boats
• Commercial fishing vessels
• Passenger ferries
• Offshore support vessels
• Crew boats
• Patrol vessels
• Charter boats
• Marine repower projects

Its dependable electrical output allows multiple onboard systems to operate simultaneously while maintaining stable power delivery.

Advanced Cummins Onan Quiet Diesel Technology

The Cummins Onan Marine QD 11.5MDKDM-8138A incorporates advanced Quiet Diesel (QD) technology to deliver dependable electrical generation with minimal operating noise and vibration.

Key performance advantages include:

• Reliable marine diesel power generation
• Quiet Diesel (QD) technology
• Low operating noise
• Reduced vibration
• Excellent fuel efficiency
• Stable AC electrical output
• Continuous-duty operation
• Compact marine installation
• Marine-grade construction
• Dependable cold starting
• Easy maintenance access
• Long service life
• Proven Cummins Onan engineering

These features make it an excellent choice for customers looking for a marine diesel generator, marine genset, quiet marine generator, or Cummins Onan generator for sale.

Reliable Marine Electrical Power Solution

The Cummins Onan Marine QD 11.5MDKDM-8138A supplies dependable electrical power for critical onboard equipment.

Typical onboard applications include:

• Air conditioning systems
• Refrigeration equipment
• Battery charging systems
• Navigation electronics
• GPS systems
• Radar equipment
• Communication systems
• Galley appliances
• Water makers
• Entertainment systems
• Cabin lighting
• Auxiliary marine equipment

Its stable electrical output helps ensure reliable vessel operation while maximizing onboard comfort during extended cruising.

Efficient Operation & Low Ownership Costs

The Cummins Onan Quiet Diesel Series is engineered to maximize efficiency while minimizing long-term ownership costs.

Performance benefits include:

• Excellent fuel economy
• Quiet onboard operation
• Reduced vibration
• Reliable continuous-duty performance
• Low maintenance requirements
• Reduced operating costs
• Extended maintenance intervals
• Excellent long-term value
• High operational reliability
• Long service life

Its efficient design makes it an excellent investment for both recreational boat owners and commercial marine operators.

Excellent Marine Generator Replacement Solution

The Cummins Onan Marine QD 11.5MDKDM-8138A is an excellent replacement for aging marine generators while improving onboard electrical reliability and fuel efficiency.

Common replacement applications include:

• Older Cummins Onan generators
• Westerbeke marine generators
• Kohler marine generators
• Fischer Panda generators
• Northern Lights generators
• Aging marine gensets
• Outdated onboard electrical systems

Repowering with the Cummins Onan Quiet Diesel Series helps improve electrical performance, operational efficiency, and long-term dependability.

Built for Long-Term Marine Reliability

Marine generators operate in demanding marine environments, and the Cummins Onan Marine QD 11.5MDKDM-8138A is engineered for dependable long-term service.

Advantages include:

• Heavy-duty marine construction
• Corrosion-resistant components
• Reliable cooling performance
• Marine-rated electrical system
• Service-friendly design
• Dependable diesel technology
• Durable internal components
• Stable electrical generation
• Reduced downtime
• Proven Cummins marine reliability

These qualities make it an excellent solution for both recreational and commercial marine applications.

Standard Equipment Included

The NEW Cummins Onan Marine QD 11.5MDKDM-8138A Marine Diesel Generator may include:

• Cummins Onan Marine QD 11.5MDKDM-8138A generator
• Factory-installed sound shield
• Marine cooling system
• Diesel fuel system
• Electric starting system
• Charging alternator
• Generator control system
• Fuel and oil filtration components
• Marine exhaust components
• Operation and maintenance documentation

Standard equipment may vary depending on the supplied factory configuration.

Optional Equipment Available

Optional accessories may include:

• Remote control panels
• Digital monitoring displays
• Automatic generator start modules
• Remote display panels
• Marine wiring harnesses
• Exhaust accessories
• Maintenance kits
• Genuine replacement parts
• Installation components

Optional equipment availability may vary depending on the selected factory configuration.

Technical Specifications

Power output, voltage, frequency, dimensions, weight, emissions compliance, and supplied configuration should be confirmed using the official Cummins Onan technical documentation for the exact model.

Worldwide Supply & Commercial Shipping

Coastal Wave Marine supplies Cummins Onan marine diesel generators, complete marine gensets, replacement generators, and marine power solutions to customers worldwide. We support yacht owners, commercial vessel operators, boat builders, shipyards, and marine professionals seeking dependable onboard electrical generation.

Our experienced team provides technical support, export documentation assistance, installation guidance, and worldwide shipping for Cummins Onan Marine QD generators, genuine replacement parts, and related marine equipment.

Frequently Asked Questions

What is the Cummins Onan Marine QD 11.5MDKDM-8138A used for?

The Cummins Onan Marine QD 11.5MDKDM-8138A supplies dependable onboard AC electrical power for yachts, commercial vessels, sportfishing boats, and many other marine applications.

Is the Cummins Onan Marine QD 11.5MDKDM-8138A a Quiet Diesel generator?

Yes. It belongs to Cummins Onan’s Quiet Diesel (QD) series, designed for quiet operation, dependable performance, and fuel-efficient marine power generation.

Can this generator replace an existing marine generator?

Yes. It is commonly selected for marine generator replacement and marine repower projects, provided installation compatibility is confirmed.

Is it suitable for commercial vessels?

Yes. The Cummins Onan Marine QD 11.5MDKDM-8138A is suitable for both recreational and commercial marine applications requiring dependable onboard electrical generation.

Does Coastal Wave Marine offer worldwide shipping?

Yes. Coastal Wave Marine provides worldwide shipping for Cummins Onan marine generators, marine engines, and related marine equipment.

Why choose the Cummins Onan Marine QD 11.5MDKDM-8138A?

The Cummins Onan Marine QD 11.5MDKDM-8138A combines Quiet Diesel technology, dependable electrical performance, excellent fuel efficiency, low operating noise, and the trusted durability of Cummins Onan marine power systems.

Request a Quote

If you are searching for a Cummins Onan Marine QD 11.5MDKDM-8138A for sale or comparing the latest Cummins Onan Marine QD 11.5MDKDM-8138A price, the NEW Cummins Onan Marine QD 11.5MDKDM-8138A Marine Diesel Generator delivers quiet operation, reliable onboard electrical power, excellent fuel efficiency, and long-term durability for yachts, commercial vessels, sportfishing boats, and marine generator replacement projects. Contact Coastal Wave Marine today for pricing, availability, worldwide shipping, and expert technical support.