Experiencing inconsistent temperatures or unresponsive controls with your Samsung refrigerator? The genuine DA94-05319B refrigerator control board could be the issue. This component is integral to the operation of your 29 cu. ft. Smart 4-Door Flex refrigerator, managing and coordinating its various functions. Replacing this part can address issues like erratic cooling or non-responsive interfaces. Before purchasing, verify your refrigerator's model number for compatibility.