{"id":3831,"date":"2026-09-08T10:58:05","date_gmt":"2026-09-08T10:58:05","guid":{"rendered":"https:\/\/passionwebs.com\/elite-engines\/product\/cummins-onan-marine-qd-27mdkdu-8254a-generator\/"},"modified":"2026-09-08T10:58:05","modified_gmt":"2026-09-08T10:58:05","slug":"cummins-onan-marine-qd-27mdkdu-8254a-generator","status":"publish","type":"product","link":"https:\/\/passionwebs.com\/elite-engines\/product\/cummins-onan-marine-qd-27mdkdu-8254a-generator\/","title":{"rendered":"Cummins Onan Marine QD 27MDKDU-8254A Generator"},"content":{"rendered":"

Description<\/h2>\n
\n

New Cummins Onan Marine QD 27MDKDU-8254A Generator for Sale<\/h1>\n

The Cummins Onan Marine QD 27MDKDU-8254A Generator<\/strong> is a premium 27kW marine diesel generator<\/strong> engineered to provide dependable auxiliary onboard power<\/strong> for superyachts, luxury motor yachts, bluewater cruising yachts, expedition vessels, passenger ferries, commercial fishing boats, offshore support vessels, and professional marine workboats. Designed for continuous-duty operation, this marine genset<\/strong> delivers exceptional fuel efficiency, ultra-quiet performance, and reliable electrical output, making it the ideal solution for vessels that demand uninterrupted power at sea.<\/p>\n

As part of the internationally respected Cummins Onan Quiet Diesel (QD) Series<\/strong>, this onboard generator<\/strong> produces clean, stable AC electrical power for sophisticated marine electrical systems<\/strong>, including air-conditioning, stabilisers, navigation electronics, battery charging systems, refrigeration, watermakers, communications equipment, galley appliances, and complete onboard hotel loads. Whether you\u2019re replacing an ageing boat generator<\/strong>, upgrading your vessel\u2019s marine power system<\/strong>, or specifying a premium marine auxiliary generator<\/strong> for a new build, the QD 27MDKDU-8254A delivers the durability, reliability, and engineering excellence that have made Cummins Onan a preferred choice for yacht builders, captains, and commercial operators worldwide. The generator is built around a proven Kubota 4-cylinder marine diesel engine<\/strong> with advanced electronic controls, precision voltage regulation, and intelligent self-monitoring for dependable long-term operation.<\/p>\n

If you\u2019re comparing the Cummins Onan Marine QD 27MDKDU-8254A price<\/strong> or looking for the Cummins Onan Marine QD 27MDKDU-8254A for sale<\/strong>, this model offers an outstanding balance of quiet operation, dependable performance, and long-term ownership value for anyone planning to buy a Cummins Onan marine generator<\/strong>.<\/p>\n

Built on the Cummins Onan Quiet Diesel (QD) Series<\/h2>\n

The Cummins Onan Marine QD 27MDKDU-8254A<\/strong> belongs to the renowned Quiet Diesel (QD) Series<\/strong>, one of the industry\u2019s most trusted ranges of marine power generators<\/strong>. Designed specifically for demanding recreational and commercial marine applications, the QD Series is recognised for delivering reliable auxiliary electrical generation while significantly reducing onboard vibration and operating noise.<\/p>\n

Powered by a heavy-duty Kubota marine diesel engine<\/strong>, this vessel generator<\/strong> features freshwater cooling through a heat exchanger, a brushless Onan four-pole alternator, electronic governing, solid-state voltage regulation, premium acoustic insulation, and optional SAE J1939 CAN<\/strong> communication for seamless integration with modern vessel monitoring systems. The Onan Digital Display<\/strong> provides real-time diagnostics, engine data, and generator status, helping operators maximise uptime and simplify maintenance. The optimised mounting system further reduces vibration while maintaining clean, stable power for sensitive onboard electronics.<\/p>\n

Why Choose the Cummins Onan Marine QD 27MDKDU-8254A?<\/h2>\n

The QD 27MDKDU-8254A offers:<\/p>\n

    \n
  • Reliable 27kW continuous-duty electrical output<\/li>\n
  • Proven Quiet Diesel technology<\/li>\n
  • Fuel-efficient Kubota marine diesel engine<\/li>\n
  • Exceptionally quiet operation with reduced vibration<\/li>\n
  • Brushless alternator with precision voltage regulation<\/li>\n
  • Freshwater cooling with heat exchanger<\/li>\n
  • Stable power for sensitive marine electronics<\/li>\n
  • Advanced digital diagnostics and self-monitoring<\/li>\n
  • Compact installation footprint<\/li>\n
  • Worldwide Cummins parts availability and technical support<\/li>\n<\/ul>\n

    Its dependable engineering makes it an excellent yacht generator<\/strong>, marine auxiliary generator<\/strong>, and onboard power solution<\/strong> for recreational yachts and commercial vessels operating in demanding offshore conditions.<\/p>\n

    Applications<\/h2>\n

    The Cummins Onan Marine QD 27MDKDU-8254A Generator<\/strong> is ideally suited for:<\/p>\n

      \n
    • Superyachts<\/li>\n
    • Luxury motor yachts<\/li>\n
    • Expedition yachts<\/li>\n
    • Bluewater cruising yachts<\/li>\n
    • Large sailing yachts<\/li>\n
    • Catamarans<\/li>\n
    • Passenger ferries<\/li>\n
    • Commercial fishing vessels<\/li>\n
    • Offshore support vessels<\/li>\n
    • Research vessels<\/li>\n
    • Government patrol boats<\/li>\n
    • Professional marine workboats<\/li>\n<\/ul>\n

      Whether supplying power for air-conditioning systems, stabilisers, navigation equipment, communication systems, battery charging, refrigeration, watermakers, or complete hotel services, this marine diesel generator<\/strong> delivers dependable electrical performance throughout extended voyages.<\/p>\n

      Technical Specifications<\/h2>\n
      \n
      \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
      Specification<\/th>\nDetails<\/th>\n<\/tr>\n<\/thead>\n
      Model<\/strong><\/td>\nCummins Onan Marine QD 27MDKDU-8254A<\/td>\n<\/tr>\n
      Series<\/strong><\/td>\nQuiet Diesel (QD) Series<\/td>\n<\/tr>\n
      Rated Output<\/strong><\/td>\n27 kW<\/td>\n<\/tr>\n
      Frequency<\/strong><\/td>\n50 Hz<\/td>\n<\/tr>\n
      Fuel Type<\/strong><\/td>\nDiesel<\/td>\n<\/tr>\n
      Engine<\/strong><\/td>\nKubota 4-Cylinder Marine Diesel<\/td>\n<\/tr>\n
      Cooling System<\/strong><\/td>\nFreshwater cooled with heat exchanger<\/td>\n<\/tr>\n
      Engine Speed<\/strong><\/td>\n1500 RPM<\/td>\n<\/tr>\n
      Alternator<\/strong><\/td>\nBrushless, 4-Pole<\/td>\n<\/tr>\n
      Starting System<\/strong><\/td>\nElectric Start<\/td>\n<\/tr>\n
      Generator Type<\/strong><\/td>\nMarine Diesel Generator<\/td>\n<\/tr>\n
      Applications<\/strong><\/td>\nRecreational & Commercial Marine<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n

      Genuine Warranty Coverage<\/h2>\n

      Every new Cummins Onan Marine QD 27MDKDU-8254A Generator<\/strong> is supplied with genuine Cummins manufacturer warranty protection against defects in materials and workmanship when installed, operated, and maintained according to Cummins\u2019 published recommendations.<\/p>\n

      Routine servicing using genuine Cummins Onan replacement parts<\/strong>, approved lubricants, and factory-recommended maintenance schedules helps preserve warranty eligibility while maximising fuel efficiency, operational reliability, and long-term service life. Supported by Cummins\u2019 global dealer network, owners benefit from factory-authorised technical assistance and genuine replacement components wherever their vessel operates.<\/p>\n

      Engineered for Years of Reliable Marine Power<\/h2>\n

      Choosing a marine diesel generator<\/strong> is an investment in your vessel\u2019s reliability, safety, and onboard comfort. The Cummins Onan Marine QD 27MDKDU-8254A<\/strong> combines advanced Quiet Diesel engineering, dependable electrical generation, efficient fuel consumption, and low operating noise to deliver years of reliable service.<\/p>\n

      If you\u2019re evaluating Cummins Onan marine generators for sale<\/strong>, this model stands out through its stable electrical output, advanced monitoring capability, worldwide service support, and exceptional long-term ownership value. Owners researching the Cummins Onan Marine QD 27MDKDU-8254A price<\/strong> consistently choose this model for its proven reliability and premium marine performance.<\/p>\n

      Frequently Asked Questions<\/h2>\n

      Is the Cummins Onan Marine QD 27MDKDU-8254A suitable for offshore cruising?<\/h3>\n

      Yes. Its continuous-duty design, dependable Kubota marine diesel engine, and stable electrical output make it ideal for offshore cruising, expedition yachts, and commercial marine operations.<\/p>\n

      Can this generator replace an older Cummins Onan marine generator?<\/h3>\n

      Yes. In many installations it can, depending on available engine-room space, electrical configuration, mounting arrangements, and vessel power requirements.<\/p>\n

      Is this generator suitable for commercial vessels?<\/h3>\n

      Absolutely. It is widely installed aboard commercial fishing vessels, passenger ferries, offshore support vessels, research vessels, government craft, and professional marine workboats.<\/p>\n

      How often should it be serviced?<\/h3>\n

      Routine maintenance should follow Cummins\u2019 recommended maintenance schedule, including oil and filter changes, cooling system inspections, impeller replacement, belt inspections, and scheduled load testing.<\/p>\n

      Are genuine Cummins Onan replacement parts available worldwide?<\/h3>\n

      Yes. Genuine replacement parts and factory-authorised technical support are available through Cummins\u2019 extensive worldwide dealer network.<\/p>\n

      Request a Quote<\/h2>\n

      The Cummins Onan Marine QD 27MDKDU-8254A Generator<\/strong> delivers dependable onboard electrical power, exceptionally quiet operation, and the long-term reliability expected from one of the world\u2019s leading marine generator<\/strong> manufacturers.<\/p>\n

      Whether you\u2019re replacing an existing boat generator<\/strong>, upgrading your vessel\u2019s marine electrical system<\/strong>, or specifying a premium marine power generator<\/strong> for a new installation, contact our marine generator specialists today to request a personalised quotation, confirm current availability, discuss worldwide shipping, or receive expert guidance in selecting the right Cummins Onan marine generator<\/strong> for your vessel.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

      Article number: <\/span><\/strong> A051Z352<\/span>
      \nProduct name: <\/span><\/strong> Cummins Onan A051Z352<\/span>
      \nModel: <\/span><\/strong> Marine QD 27MDKDU-8254A<\/span>
      \nPower: <\/span><\/strong> 27 kW<\/span>
      \nFrequency: <\/span><\/strong> 50 Hz<\/span>
      \nVoltage: <\/span><\/strong> 12 volts<\/span>
      \nSpeed: <\/span><\/strong> 1500 RPM<\/span><\/p>\n","protected":false},"featured_media":3830,"comment_status":"open","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[34],"product_tag":[],"class_list":["post-3831","product","type-product","status-publish","has-post-thumbnail","product_cat-cummins-onan-marine-generators","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product\/3831","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/comments?post=3831"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media\/3830"}],"wp:attachment":[{"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/media?parent=3831"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_brand?post=3831"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_cat?post=3831"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/passionwebs.com\/elite-engines\/wp-json\/wp\/v2\/product_tag?post=3831"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}