Norcold Optical Control Overlay Assembly 623886 (fits the 3-way N510/ N410 models)

Norcold Optical Control Overlay Assembly 623885 (fits the 2-way N510/ N410 models) This is not the optical board itself, simply the plastic overlay that runs along the top side of the refrigerat

Norcold Optical Control Overlay Assembly 627470 (fits the 3-way N512/ N412 models) - Black in color This is not the optical board itself, simply the plasti overlay that runs along the top side o

Norcold Thermistor Assembly 628760 (fits the N410/ N412/ N510/ N512) This is the thermostat/ resistor that the tells the refrigerator when to cool and when not to. This thermistor fits all N41/ N51...

Norcold Optical Display Board 628663 (N410/ N412/ N510/ N512 models) This is the front board of the refrigerator. It fits the following Norcold models with a serial number above 9140559 (letters/...

Norcold Board Kit 633273 (fits the N410/ N412/ N510/ N512) 2-way style board kit This is the board needed if your refrigerator's serial number is below 9140558 and you are in need of the optical...