Norcold 628979 Optical Control Assy - Black
Norcold 628979 Optical Display Board in black. This Norcold part is compatible with all Norcold N611 and N811 refrigerator models that have a serial number higher than 9056492. If the refrigerator's serial number is below that, then you will need Norcold's 621988 Optical Display Board. Refer to manufacturer recommendations to ensure proper fit and usage.