The B72220P3171K101 from TDK Corporation is a Varistor with AC Voltage Rating 175 V, DC Voltage Rating 225 V, Clamping Voltage 455 V, Capacitance 1800 pF, Temperature Operating Range -40 to 105 ºC. Tags: Through Hole. More details for B72220P3171K101 can be seen below.