The B72210U2381K502 from TDK Corporation is a Varistor with AC Voltage Rating 385 V, DC Voltage Rating 505 V, Clamping Voltage 1025 V, Capacitance 230 pF, Temperature Operating Range -40 to 125 ºC. Tags: Through Hole. More details for B72210U2381K502 can be seen below.