The B72220S1250K102 from TDK Corporation is a Varistor with AC Voltage Rating 25 V, DC Voltage Rating 28 V, Clamping Voltage 77 V, Capacitance 11100 pF, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for B72220S1250K102 can be seen below.