If your Samsung refrigerator is experiencing issues like not cooling or displaying error messages, the main board might be the culprit. This assembly PCB main board (DA92-01545B) is a genuine Samsung part, designed for your 33-inch, 3-door French door refrigerator or 25 cu. ft. 3-door French door smart refrigerator. It is essential for managing and controlling the refrigerator's functions, ensuring smooth operation. Remember to check your device's model number to confirm compatibility before purchasing.