Dinosaur Electronics replacement boards for Onan Generators are made in the USA. With quality in mind, every board is tested before packaging. A three year warranty card comes with each board. Use the application table to determine correct board to use. For our Dinosaur board application chart, click here.
NOTE: The Dinosaur part number will match the Onan OEM part number it replaces.
Onan Model Number: Marquis CCK, Marquis NH-RV Dinosaur Part Number: 300C859 or 300-0859
300C859 Onan Replacement Generator Board
Three Year Warranty
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All prices are in USD