Dinosaur Electronics Onan Generator Power Supply Circuit Board, 300-4902
Onan Generator Power Supply Circuit Board, 300-4902 Dinosaur Electronics

Dinosaur Electronics Onan Generator Power Supply Circuit Board, 300-4902

Your Price: $199.00
Ships USPS Priority Mail
Part Number: 300-4902

Onan Generator Power Supply Circuit Board, 300-4902 Dinosaur Electronics

Replacement boards are made using double sided plated thru-hole technology to virtually eliminate intermittent connections. Simply match the Onan® board number with our board number for easy replacement.

  • Compatibility: Onan Generator Circuit Board Part Numbers 300-4902
  • Replacement Boards For ONAN® Generators
  • Made Using Double Sided Plated Thru-Hole Technology To Virtually Eliminate Intermittent Connections
  • With Attached Wire Harness For Easy Installation
  • Designed For Performance And Durability
WARNING: This product can expose you to chemicals including Lead and lead compounds, which is (are) known to the State of California to cause cancer or birth defects or reproductive harm. For more information, visit www.P65Warnings.ca.gov

Dinosaur Electronics replacement boards for Onan Generators are made in the USA. With quality in mind, every board is tested before packaging. 

Use the application table to determine the correct board to use.

The Dinosaur part number will match the Onan OEM part number it replaces.  Double Sided Plated Thru-Hole Technology


Cross Reference
Onan ® Part # Dinosaur #
300C859 300C859
300-0859 300C859
300-944 300-1073/4950
300-0944 300-1073/4950
300-1073 300-1073/4950
300-1227 300-1227
300-2784 300-2784/2943
300-2784-01 300-2784/2943
300-2943 300-2784/2943
300-2943-01 300-2784/2943
300-3056 300-3056/3687
300-3687 300-3056/3687
300-3687-01 300-3056/3687
300-3763 300-3763
300-3763-01 300-3763
300-3763-02 300-3763
300-3763-03 300-3763
300-3764 300-3764
300-4901
300-4902
300-4901
300-4902
300-4950 300-1073/4950
300-5268 300-3763

Related Items

Onan Oil Filter, 122-0800
$19.50
Onan Air Filter, 140-2379
$27.00
Onan Air Filter, 140-2897
$45.50
Onan Oil Filter, 187-1000
$39.50
Onan Spark Plug, 167-0263-02
$8.00
Generator Starter Switch, 308-0341
$47.00
Dinosaur Electronics Onan Circuit Board Replacement, 300-1227
$118.00
Onan Fuel Filter, 149-2648
$62.00
2.318
$14.00