If your refrigerator is experiencing frost build-up, inefficient cooling, or strange noises, it may be time to replace the evaporator assembly with defrost (15831000006603). This genuine Midea part is designed for your 18.0 to 21.0 CU FT top-freezer refrigerator. For a proper fit and optimal performance, it's important to check that this part matches your refrigerator model number before purchasing.