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NOTICE: Our internal ordering systems will be down for maintenance between Friday, March 13 and Sunday, March 15 and Sunnen’s customer service department will be closed. Emergency service options: If you have a Sunnen machine down, please call 800-897-7095 and select Option 3 (x2241) for our Field Service Department. When prompted, leave a detailed message describing your issue. A Sunnen Representative will contact you to assist.

Sunnen Products Company

Maintenance + Repair Request

Unwavering Commitment

We stand by our work. For over a century, Sunnen has designed a robust platform of machines, tools, and abrasives that deliver on our standards of quality and durability. We are proud to back up our claims with an industry-leading three-year warranty on all base machines and factory-installed options. In addition, our Advanced Technical Center & Field Service Technicians have decades of experience dealing with the most complex and complicated challenges and are available to help you keep your Sunnen equipment running flawlessly to achieve the required part specifications at the lowest cost for all of your applications.

View Sunnen Warranty

U.S. Headquarters

7910 Manchester Rd.
St. Louis, MO 63143
Hours: 8 A.M. - 5 P.M. CT

Call Us

Toll-Free: 1-800-325-3670
Phone: +1 (314) 781-2100
Fax: +1 (314) 781-2268