Find the right part faster
Multiple models matched. Select your model to confirm fit.

Control board. The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Defrost Circuit Board

Board-circuit (defrost)

Furnace ignition control - replacement for Carrier LH33WP003/3A control boards.The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Furnace control board. The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Relay/power control board for Gree unit ETAC2 - ETAC2-09HP230VA-CP

Terminal board

Circuit board

Control Board

Circuit board

Optional Time Delay Relay

Relay phase monitor

Defrost control board

The control board regulates the supply of power to the furnace components. Be sure to check more commonly defective parts before replacing the control board.

Board,circuit
Something on Carrier heat pumps has a tendency to get frosted up, which requires the use of a Carrier heat pump defrost sensor. Makes sense. You have to be able to sense frost before your Carrier heat pump defrost board fires up, kicks on, or does whatever it is designed to do. Maybe you need a new Carrier defrost board or heat pump control board. Just enter a model number into our parts finder and we’ll show you the best options at the lowest prices. We have same day shipping and a 365-day return policy! When your Carrier defrost board arrives, you can watch a RepairClinic installation video for step-by-step repair instructions. Still have questions? Our team of live chat experts is standing by to answer them seven days a week!