The LG EBR80437218 Main PCB is the correct replacement for the following model numbers.
This electronic control board (part number EBR80437218) is for refrigerators. Electronic control board EBR80437218 manages the functions of the refrigerator such as cooling and defrost times. Safely store any food that could deteriorate while the power is off and unplug the refrigerator before installing this part. Wear work gloves to protect your hands.