Genuine Norcold® Replacement. Restores Proper Door Sensor Function.Fits these Norcold refrigerator models:N15DC series (15 cu. ft.): N15DCSS, N15DCMB, N15DCIMSS, N15DCIMMBN20DC series (19 cu. ft.): N20DCSS, N20DCMB, N20DCIMSS, N20DCIMMB The Norcold® 640958 Door Sensor Magnet is an OEM repl... See More