Replacement Circuit Board for MaxxAir 4000K Roof Vent

Question

Question:

I need the motherboard for a Maxxair 4000K. Are the ones that you have online compatible? I need 2.

asked by: Gene D

0

Expert Reply:

Hey Gene, thanks for reaching out!

The replacement circuit board for your MaxxAir 4000K is the Replacement Printed Circuit Board for MaxxAir Manual Lift RV Roof Vents # MA10A21276K.

expert reply by: Jon G

0

Robin H.

2/3/2026

Hey Gene, how did things go with the replacement circuit board for your MaxxAir 4000K vents? Did both boards work out as expected? Your update could make it easier for the next person with the same setup.

Gene D.

2/5/2026

@RobinH No they did not work. They had the wrong number of pins for a ten speed fan. I put on in and it blew the board

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Replacement Circuit Board for MaxxAir 4000K Roof Vent

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