Dinosaur Electronics 300-3056 Replacement Circuit Board for Onan Generator

The Dinosaur Electronics 300-3056 is a high-quality replacement circuit board designed specifically for Onan generators. This direct replacement board matches the original Onan part numbers 300-3056, 300-3687, and 300-3687-01, making installation straightforward and hassle-free.

Key Features:

• Superior construction with plated and soldered connections to virtually eliminate intermittent connection issues
• Includes two fuses and a circuit breaker for protection against short circuit damage
• Manufactured in Oregon, USA with rigorous quality control testing before packaging
• Backed by a comprehensive three-year warranty
• Direct replacement - simply match the Onan part number to this board number

Every Dinosaur Electronics circuit board is tested before packaging to ensure reliable performance. These boards are engineered with the same quality standards that have made Dinosaur Electronics a trusted name in RV generator replacement parts since 1993.

Replaces OEM Part Numbers: 300-3056, 300-3687, 300-3687-01