Cummins Onan Dinosaur Electronics | Replacement Board | 300-3056/3687 | For Onan Generator Board
Dinosaur Electronics offers a high-quality replacement board, compatible with Onan generator models 300-3056, 300-3687, and 300-3687-01. These boards are made in the USA and come with a three-year warranty, ensuring reliability and superior performance. Compatible with Onan
- Direct OEM replacement for Cummins Onan part #300
- Generator component - verify application in manual
- Catalog pricing from $279.99 with 1 offers
- Drop-in fit - match 300 on old unit or manual
Orders before 2:00 PM EST ship same business day.
Guaranteed compatibility or 30-day hassle-free return.
Free standard shipping on orders over $300.








