Defrost Control, Electro-Mechanical Timer, Time Initiated, Time Terminated, 120V, Switching 1 N.O., 1 N.C., 40A, 2Hp, Paragon, With 4, Trippers Pins, Defrost Frequency: 1 To 6 Cycles / Day, Adjustable Defrost Duration, 4 To 110 Min, In 2 Min, Increments.