Portable Genset Customer Support
Largest Authorized Service and Parts Network.
For your ongoing satisfaction and the dependability of your Cummins Onan portable, Cummins Onan offers a complete line of parts, oil and maintenance chemicals specifically designed for Cummins Onan portables and available at your local Cummins Onan dealer.
For assistance, in the U.S. and Canada, call our toll free number, 1-800-888-ONAN. Or call 1-763-574-5000 or visit the sales and service locator to find your nearest location.
Portable 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.
Frequently Asked Questions
How do I switch over to the Home Standby System when the power goes out? What size system do I need? Find the answers to these and other questions in the FAQ.
