Marine Customer Support
Largest Authorized Service and Parts Network.
For ongoing satisfaction of your Cummins Onan marine generator sets, we offer a complete line of replacement parts, accessories, oil and maintenance chemicals. Cummins Onan Marine parts are packaged for correct selection and convenient on-board storage.
Wherever you travel, Cummins Onan Authorized Marine Service and Parts Dealers are never far away. Authorized Dealers stock and sell commonly used Cummins Onan generator set maintenance parts, accessories and products, plus operator manuals and literature on current Cummins Onan generators. They can help you select and install the right generator set or accessories on older models, or provide answers to questions on proper operation and maintenance procedures.
For further assistance in the U.S. and Canada, call our toll free number, 1-800-888-ONAN (1-800-888-6626). You can also call 1-763-574-5000. For contacts outside the U.S. and Canada, contact the Regional Offices listed in our directory of distributors and dealers.
Marine Generator Manuals
Provide your model and spec letter to search for and download free generator set operator manuals. Also provides part numbers for Service, Installation and Parts manuals that can be purchased from your local dealer.
Marine Generator Warranty
Extensive warranty coverage provides owner peace of mind.
Frequently Asked Questions
Can I add a sound shield to my Cummins Onan Marine set? How do I prepare my generator set for extended storage? Find the answers to these and other questions in the FAQ.
Generator Certifications
Learn about the standards, testing and certifications for Cummins Onan Marine generators.
