Edgewater Parts 68233-2 Defrost Timer Compatible With Whirlpool Refrigerator 68233-2 Defrost Timer For Whirlpool Refrigerator 4 Terminals 115 Volts Replaces 68233-3, 63001580, 66556-8, 68233-2, 69543-4, 69543-6, PS11743747, B002JP3H4K, B008DK3NN0, B00DZUAM2I. 1 Year Warranty