Norcold Optical Display Board 628663/ 50724 (N410/ N412/ N510/ N512 models) This is the front board of the refrigerator. Fits these Norcold refrigerator models: N410 / N412 series: N410, N410U, N410.3, N410.3U, N412, N412U, N412.3, N412.3U, N412.3F N510 / N512 series: N510, N510U, N510.3, N510.... See More