Frigidaire Refrigerator Defrost Control Board Replacement

Adaptive defrost control board

This is a genuine replacement part. Defrost Control Board 240545401 Frigidaire circuit board timer.

Suggested replacement is 5303918476

Suggested replacement is 5303918476

If adaptive defrost control board with new wiring harness is needed see Recommended Related Item.

Refrigerator adaptive defrost control board. If the refrigerator does not automatically defrost then this board, the defrost heater, or defrost thermostat could be defective. Both the heater and thermostat can be tested using an ohm meter to determine which part is at fault.