NORCOLD 621270001 Refrigerator Control Board621270001 (3-WAY BOARD)

NORCOLD 621270001 kit includes a replacement power control board Refrigerator Control BOARD 621270001 is a 3-WAY BOARD power supply board This Control board is specifically for older style Norcold Refrigerator models with a serial number below 8938727: N640.3, N640.3F, N641.3, N641.3F, N641.3WH, N841.3, N841.3BK, N841.3F, N841.3SS, N841.3WH If your Norcold model has a DC heating element on the back, you have a 3-way style Norcold refrigerator. Also, the Norcold model number is also stated inside the refrigerator on a decal.