New Cummins Onan Marine QD 17.5MDKDR-8204A Generator for Sale

The Cummins Onan Marine QD 17.5MDKDR-8204A Generator is a premium 17.5kW marine diesel generator engineered to deliver dependable auxiliary onboard power for luxury yachts, long-range cruising vessels, catamarans, sportfishing boats, passenger ferries, commercial fishing vessels, and professional marine workboats. Built for continuous-duty operation, this marine genset combines quiet performance, exceptional fuel efficiency, and rugged engineering to provide reliable electrical power wherever your voyage takes you.

As a member of the internationally respected Cummins Onan Quiet Diesel (QD) Series, this boat generator is designed to support today’s sophisticated marine electrical systems with stable voltage and dependable frequency control. Whether you’re replacing an ageing onboard generator, modernising your vessel’s auxiliary power system, or specifying a premium marine power generator for a new build, the QD 17.5MDKDR-8204A offers the reliability and performance expected from one of the world’s leading marine power brands.

If you’re researching the Cummins Onan Marine QD 17.5MDKDR-8204A price or searching for the Cummins Onan Marine QD 17.5MDKDR-8204A for sale, this model is an excellent investment for anyone looking to buy a Cummins Onan marine generator that combines dependable electrical performance with long-term ownership value.

Powered by the Cummins Onan Quiet Diesel (QD) Series

The Cummins Onan Marine QD 17.5MDKDR-8204A belongs to the proven Quiet Diesel (QD) Series, a family of premium marine auxiliary generators developed specifically for demanding recreational and commercial marine applications.

Powered by a reliable Kubota 4-cylinder marine diesel engine, this generator features freshwater cooling through a heat exchanger, a brushless alternator, electronic governor control, digital voltage regulation, advanced acoustic insulation, and intelligent engine diagnostics. These technologies provide smooth, stable electrical generation while reducing operating noise, vibration, and routine maintenance requirements. Support for optional NMEA 2000 and SAE J1939 CAN communications also allows seamless integration with modern vessel monitoring systems.

Trusted by yacht builders, commercial operators, and marine engineers worldwide, the Quiet Diesel Series has earned a reputation as one of the best marine generators for vessels requiring reliable auxiliary electrical generation in both coastal and offshore environments.

Why Choose the Cummins Onan Marine QD 17.5MDKDR-8204A?

Choosing the right vessel generator means selecting equipment capable of delivering dependable electrical power under every operating condition.

The QD 17.5MDKDR-8204A offers:

• Reliable 17.5kW continuous-duty electrical output
• Quiet Diesel technology for exceptionally low operating noise
• Fuel-efficient Kubota marine diesel engine
• Brushless alternator with precision voltage regulation
• Freshwater cooling with heat exchanger
• Compact installation dimensions
• Intelligent electronic diagnostics
• Corrosion-resistant marine construction
• Low vibration mounting system
• Worldwide Cummins dealer and technical support

Its dependable engineering makes it an ideal marine energy solution for owners seeking reliable onboard electrical generation during extended cruising, offshore voyages, and commercial marine operations.

Applications

This yacht generator is designed for vessels requiring dependable onboard electrical power across a wide variety of marine applications.

Recommended applications include:

• Luxury motor yachts
• Cruising yachts
• Sailing yachts
• Bluewater catamarans
• Sportfishing boats
• Expedition yachts
• Trawlers
• Liveaboard vessels
• Passenger ferries
• Commercial fishing boats
• Offshore support vessels
• Professional marine workboats

Whether supplying power to navigation electronics, communications equipment, battery charging systems, refrigeration, climate-control systems, watermakers, or hotel loads, this marine auxiliary generator provides dependable electrical performance while maintaining excellent fuel economy and exceptionally quiet operation.

Technical Specifications

Genuine Warranty Coverage

Every new Cummins Onan Marine QD 17.5MDKDR-8204A Generator is supplied with genuine Cummins manufacturer warranty coverage, protecting against defects in materials and workmanship when installed, operated, and maintained according to Cummins’ published recommendations.

Routine servicing using genuine Cummins Onan replacement parts, approved lubricants, and scheduled preventive maintenance helps preserve warranty eligibility while improving reliability, fuel efficiency, and long-term service life. Cummins’ extensive global dealer network also provides convenient access to factory-trained technicians and genuine replacement components throughout the ownership experience. The standard marine warranty provides up to five years or 2,000 operating hours, whichever occurs first, with optional extended coverage available for additional peace of mind.

Engineered for Long-Term Performance

A marine diesel generator is one of the most important systems onboard any vessel, making reliability a critical consideration when selecting the right onboard power solution. The Cummins Onan Marine QD 17.5MDKDR-8204A combines advanced Quiet Diesel technology, dependable electrical generation, and proven marine engineering to deliver years of reliable service.

If you’re comparing Cummins Onan marine generators for sale, this model stands out for its low operating noise, efficient fuel consumption, and worldwide service support. Owners researching the Cummins Onan Marine QD 17.5MDKDR-8204A price consistently recognise its exceptional long-term value, making it a smart investment for both recreational and commercial vessels.

Frequently Asked Questions

Is the Cummins Onan Marine QD 17.5MDKDR-8204A suitable for offshore cruising?

Yes. Its continuous-duty design, Kubota marine diesel engine, and stable electrical output make it ideal for offshore cruising, extended passages, and liveaboard vessels.

Can it replace an older Cummins Onan marine generator?

In many installations, yes. Compatibility depends on engine-room dimensions, mounting arrangements, electrical configuration, and your vessel’s onboard power requirements.

Is this generator suitable for commercial marine applications?

Absolutely. It is widely used aboard commercial fishing vessels, passenger ferries, offshore support vessels, and professional workboats requiring dependable auxiliary electrical generation.

How often should this generator be serviced?

Routine maintenance should follow Cummins’ recommended service schedule, including oil and filter changes, cooling system inspections, belt checks, and periodic load testing.

Are genuine Cummins Onan replacement parts available worldwide?

Yes. Genuine replacement parts and factory-authorised technical support are available through Cummins’ worldwide dealer network.

Request a Quote

The Cummins Onan Marine QD 17.5MDKDR-8204A Generator is engineered to deliver dependable onboard electrical power, outstanding fuel efficiency, and long-term reliability for demanding marine environments.

Whether you’re replacing an existing boat generator, upgrading your vessel’s auxiliary electrical system, or specifying a premium marine genset for a new installation, contact us today to request a personalised quotation, confirm availability, discuss worldwide shipping, or receive expert guidance in selecting the right Cummins Onan marine generator for your vessel.