Cummins Onan Marine QD 17.5MDKDR-8238A Generator

New Cummins Onan Marine QD 17.5MDKDR-8238A Generator for Sale

The Cummins Onan Marine QD 17.5MDKDR-8238A Generator is a premium 17.5kW marine diesel generator designed to deliver dependable auxiliary onboard power for luxury yachts, bluewater cruising vessels, sailing yachts, catamarans, sportfishing boats, expedition yachts, commercial fishing vessels, passenger ferries, and offshore workboats. Built for continuous-duty marine operation, this marine genset combines outstanding fuel efficiency, exceptionally quiet operation, and proven durability, making it a trusted solution for vessel owners who demand reliable electrical power wherever they cruise.

As part of the globally respected Cummins Onan Quiet Diesel (QD) Series, this onboard generator produces clean, stable AC electrical power for today’s advanced marine electrical systems. Whether you’re replacing an ageing boat generator, modernising your vessel’s auxiliary power system, or installing a premium marine power generator on a new build, the QD 17.5MDKDR-8238A delivers the engineering excellence and worldwide support that have made Cummins Onan a preferred name throughout the marine industry. It is powered by a dependable Kubota diesel engine and incorporates advanced digital controls for consistent performance under varying electrical loads.

If you’re researching the Cummins Onan Marine QD 17.5MDKDR-8238A price or searching for the Cummins Onan Marine QD 17.5MDKDR-8238A for sale, this model is an excellent investment for anyone looking to buy a Cummins Onan marine generator that offers dependable performance, quiet operation, and outstanding long-term value.

Built on the Cummins Onan Quiet Diesel (QD) Series

The Cummins Onan Marine QD 17.5MDKDR-8238A belongs to the proven Quiet Diesel (QD) Series, a family of premium marine auxiliary generators engineered specifically for demanding recreational and commercial marine applications.

Powered by a reliable 4-cylinder, 4-stroke Kubota marine diesel engine, this vessel generator features freshwater cooling through a heat exchanger, a brushless four-pole alternator, solid-state voltage regulation, advanced electronic governing, and premium acoustic insulation. These technologies work together to provide stable voltage, precise frequency control, low harmonic distortion, reduced vibration, and exceptionally quiet operation. The generator also supports SAE J1939 CAN communication and the Onan Digital Display, allowing operators to monitor engine and alternator performance with comprehensive onboard diagnostics.

With more than 90 years of generator innovation behind the brand, Cummins Onan continues to produce some of the industry’s most dependable quiet marine generators, trusted by yacht builders, commercial operators, and marine engineers around the world.

Why Choose the Cummins Onan Marine QD 17.5MDKDR-8238A?

Selecting the right marine diesel generator means investing in equipment capable of delivering dependable electrical power throughout every voyage.

The QD 17.5MDKDR-8238A offers:

• Reliable 17.5kW continuous-duty electrical output
• Proven Quiet Diesel technology
• Fuel-efficient Kubota marine diesel engine
• Exceptionally quiet operation with reduced vibration
• Brushless alternator with precision voltage regulation
• Freshwater cooling through heat exchanger
• Intelligent electronic diagnostics and monitoring
• Compact installation footprint
• Corrosion-resistant marine construction
• Worldwide Cummins dealer and technical support

Its dependable engineering makes it one of the best marine generators for owners seeking reliable marine energy solutions during extended cruising, offshore expeditions, and demanding commercial operations.

Applications

This yacht generator is engineered to provide dependable onboard electrical generation across a broad range 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 powering navigation systems, communications equipment, refrigeration, battery chargers, watermakers, climate-control systems, entertainment systems, or galley appliances, this marine auxiliary generator provides dependable electrical performance while maintaining excellent fuel efficiency and remarkably quiet operation.

Technical Specifications

Genuine Warranty Coverage

Every new Cummins Onan Marine QD 17.5MDKDR-8238A Generator is backed by genuine Cummins manufacturer warranty coverage, protecting against defects in materials and workmanship when installed, operated, and maintained according to the manufacturer’s recommended service schedule.

Routine maintenance using genuine Cummins Onan replacement parts, approved lubricants, and factory-recommended service intervals helps preserve warranty eligibility while maximising reliability, fuel efficiency, and long-term operating life. Cummins’ extensive worldwide distributor and dealer network also provides owners with convenient access to factory-authorised technical support and genuine replacement components throughout the life of the generator.

Built for Years of Dependable Service

A marine diesel generator is one of the hardest-working systems aboard any vessel, making reliability essential when selecting the right onboard power solution. The Cummins Onan Marine QD 17.5MDKDR-8238A combines advanced Quiet Diesel technology, dependable electrical generation, efficient fuel consumption, and proven engineering to deliver years of reliable performance.

If you’re comparing Cummins Onan marine generators for sale, this model stands out through its exceptionally quiet operation, dependable electrical output, worldwide parts availability, and low lifetime operating costs. Owners researching the Cummins Onan Marine QD 17.5MDKDR-8238A price consistently recognise its excellent long-term value, making it a worthwhile investment for both private and commercial marine applications.

Frequently Asked Questions

Is the Cummins Onan Marine QD 17.5MDKDR-8238A suitable for offshore cruising?

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

Can it replace an older Cummins Onan marine generator?

In many cases, yes. Compatibility depends on your vessel’s engine-room dimensions, electrical configuration, mounting arrangement, and 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, impeller inspections, and scheduled load testing.

Are genuine Cummins Onan replacement parts available worldwide?

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

Request a Quote

The Cummins Onan Marine QD 17.5MDKDR-8238A Generator is engineered to deliver dependable onboard electrical power, quiet operation, 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 current availability, discuss worldwide shipping, or receive expert guidance in selecting the right Cummins Onan marine generator for your vessel.