Cummins Onan Marine QD 19MDKDV-8243A Generator
$25,000.00
Article number: A051Z340
Product name: Cummins Onan A051Z340
Model: Marine QD 19MDKDV-8243A
Power: 19 kW
Frequency: 50 Hz
Voltage: 24 volts
Speed: 1500 RPM
- Description
Description
New Cummins Onan Marine QD 19MDKDV-8243A Generator for Sale
The Cummins Onan Marine QD 19MDKDV-8243A Generator is a premium 19kW marine diesel generator engineered to deliver dependable auxiliary onboard power for luxury yachts, bluewater cruising yachts, sailing yachts, catamarans, sportfishing boats, expedition vessels, passenger ferries, commercial fishing boats, and offshore workboats. Designed for continuous-duty marine operation, this marine genset combines exceptional fuel efficiency, remarkably quiet performance, and proven durability, making it an ideal solution for vessels requiring reliable electrical power in demanding marine environments.
Built within the internationally respected Cummins Onan Quiet Diesel (QD) Series, this onboard generator delivers clean, stable AC electrical power for today’s sophisticated marine electrical systems. Whether you’re replacing an ageing boat generator, upgrading your vessel’s auxiliary power system, or installing a premium marine power generator in a new build, the QD 19MDKDV-8243A provides the engineering excellence and worldwide support that have made Cummins Onan one of the most trusted names in marine power generation. Powered by a durable Kubota marine diesel engine and equipped with advanced electronic controls, it delivers dependable electrical performance while maintaining low vibration and exceptionally quiet operation.
If you’re researching the Cummins Onan Marine QD 19MDKDV-8243A price or searching for the Cummins Onan Marine QD 19MDKDV-8243A for sale, this model is an outstanding choice for anyone looking to buy a Cummins Onan marine generator that offers long-term reliability, low operating costs, and dependable worldwide product support.
Built on the Cummins Onan Quiet Diesel (QD) Series
The Cummins Onan Marine QD 19MDKDV-8243A belongs to the advanced Quiet Diesel (QD) Series, a family of premium marine auxiliary generators developed specifically for recreational and commercial vessels requiring dependable continuous-duty electrical generation.
Powered by a reliable 4-cylinder, 4-stroke Kubota marine diesel engine, this vessel generator incorporates freshwater cooling through a heat exchanger, a brushless four-pole alternator, advanced electronic engine management, precision voltage regulation, and premium acoustic insulation. These technologies work together to provide stable voltage, excellent fuel economy, reduced harmonic distortion, and remarkably quiet performance while minimising vibration. Optional SAE J1939 CAN communication and digital monitoring capabilities allow operators to monitor generator performance and diagnostics with confidence.
Trusted by yacht builders, commercial operators, marine engineers, and boat owners around the world, the Quiet Diesel Series continues to be recognised as one of the industry’s leading quiet marine generators and a benchmark for dependable onboard electrical generation.
Why Choose the Cummins Onan Marine QD 19MDKDV-8243A?
Choosing the right marine diesel generator means investing in equipment capable of delivering dependable onboard electrical power throughout every voyage.
The QD 19MDKDV-8243A offers:
- Reliable 19kW continuous-duty electrical output
- Proven Quiet Diesel technology
- Fuel-efficient Kubota marine diesel engine
- Exceptionally quiet operation with low vibration
- Brushless alternator with precision voltage regulation
- Freshwater cooling with heat exchanger
- Stable power for sensitive marine electronics
- Advanced electronic diagnostics and monitoring
- Compact installation footprint
- 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 offshore cruising, extended voyages, and demanding commercial operations.
Applications
This yacht generator is engineered to provide dependable auxiliary electrical generation 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 for navigation electronics, communication systems, refrigeration, battery charging equipment, watermakers, climate-control systems, galley appliances, or hotel loads, this marine auxiliary generator delivers dependable electrical performance while maintaining excellent fuel economy and quiet operation.
Technical Specifications
| Specification | Details |
|---|---|
| Model | Cummins Onan Marine QD 19MDKDV-8243A |
| Series | Quiet Diesel (QD) Series |
| Rated Output | 19 kW |
| Frequency | 50 Hz |
| Fuel Type | Diesel |
| Engine | 4-cylinder, 4-stroke Kubota Marine Diesel |
| Cooling System | Freshwater cooled with heat exchanger |
| Engine Speed | 1500 RPM |
| Alternator | Brushless, 4-pole |
| Starting System | Electric Start |
| Generator Type | Marine Diesel Generator |
| Applications | Recreational & Commercial Marine |
Genuine Warranty Coverage
Every new Cummins Onan Marine QD 19MDKDV-8243A Generator is supplied with 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 servicing using genuine Cummins Onan replacement parts, approved lubricants, and scheduled preventive maintenance helps preserve warranty eligibility while improving fuel efficiency, operational reliability, and long-term service life. Cummins’ worldwide dealer and service network also provides factory-authorised technical support and genuine replacement components, ensuring your marine genset continues to perform at its best throughout its ownership.
Built for Dependable Marine Power
Choosing a marine diesel generator is about more than selecting the correct power output—it’s about investing in a dependable onboard power solution that performs every time you leave the marina. The Cummins Onan Marine QD 19MDKDV-8243A combines advanced Quiet Diesel technology, efficient fuel consumption, 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 through its exceptionally quiet operation, stable electrical output, worldwide service support, and low lifetime operating costs. Boat owners researching the Cummins Onan Marine QD 19MDKDV-8243A price consistently recognise its outstanding long-term value, making it an excellent investment for both recreational and commercial marine applications.
Frequently Asked Questions
Is the Cummins Onan Marine QD 19MDKDV-8243A suitable for offshore cruising?
Yes. Its continuous-duty design, dependable Kubota marine diesel engine, and stable electrical output make it ideal for offshore cruising, long-distance passages, and liveaboard vessels.
Can this generator replace an older Cummins Onan marine generator?
In many cases, yes. Compatibility depends on your vessel’s engine-room dimensions, mounting arrangement, electrical configuration, 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 marine 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’ global dealer network.
Request a Quote
The Cummins Onan Marine QD 19MDKDV-8243A Generator is engineered to deliver dependable onboard electrical power, exceptionally 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 availability, discuss worldwide shipping, or receive expert guidance in selecting the right Cummins Onan marine generator for your vessel.





