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

 

$325.00

Add to Cart:
  • Model: 325878751
  • 28000 Units in Stock
  • Manufactured by: Carrier
Ask a Question
We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.9
Out of 5.0
A graph showing this site's review totals.
Overall Rating
98%
of customers that buy
from this merchant give
them a 4 or 5-Star rating.
Verified Buyer
June 18, 2025 by Sean M. (Illinois , United States)
“Fjhd do g get uh got c the”
Verified Buyer
June 14, 2025 by Douglas S. (ILLINOIS, United States)
“a little bit more difficult than previously as I had to search for a bit to find the reorder button. But delivery was very fast so overall a great experience.”
Verified Buyer
June 7, 2025 by Eric W. (United States)
“called up with questions at the end of the day. recieved a great explanation and setup to be able to order parts over the weekend.”

Manufacturer Info

(image for) Carrier