Carrier Main Control Board Kit 325878-751




Carrier main control circuit board kit P/N 325878-751

Aftermarket boards are not properly designed and a major problem is in their fixed timing. This tining issue can cause heat exchanger failure. The relay contacts are not rated properly and there may be issues with the flame sense circuit as well as pre purge and post purge timing

Includes instruction sheet and wiring harness needed for changeout

Replaces P/N: HK42FZ016, HK42FZ011, HK42FZ009, HK42FZ008, HK42FZ007

OEM Carrier parts

Shipping rate for continental United States

Link listed below explains the difference between aftermarket circuit board and genuine Carrier circuit board




  • Model: 325878751
  • Manufactured by: Carrier
  • UPC:

Manufacturer Info

About Us

Welcome to Shortys Pumps, a division of HVAC Supplies. We are located on the South West side of Indianapolis, IN. Our purpose is to provide Original Equipment Manufacturer parts for the repair and maintenance upkeep of furnaces, air conditioners, ventilation systems and pumps to the general public as well as contractors and commercial building maintenance staff.

Give us a call with the information from your equipment nameplate and we will do our best to help you locate the right paty. We can be reached at our local phone number 317-821-8770, Toll Free 877-821-8770 or by fax at 317-821-8772. Our business hours are 8-5 EST M-F. Prior to making repairs please check your manufacturers instructions and follow all safety precautions. Improper repairs can lead to equipment damage or personal injury or death. If you are unsure of your ability please call a professional to service your equipment.




Company Name

Shortys Pumps, division of Shortys HVAC Supplies


7720 S Mooresville RD
West Newton, IN
USA 46183

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Shortys Pumps, division of Shortys HVAC Supplies 2024