This OEM Whirlpool Refrigerator Defrost Control Board is the original part with the model number 61005988. It is designed to control the defrost function of your Whirlpool refrigerator. This board is compatible with several Whirlpool refrigerator models, including those with the H7D designation.
If your refrigerator is having issues with defrosting, this control board may be the solution. It is important to note that this part is specific to Whirlpool refrigerators and may not be compatible with other brands. Make sure to check the model number and compatibility before purchasing.