The B72230M0751M401 from TDK Corporation is a Varistor with AC Voltage Rating 750 V, DC Voltage Rating 970 V, Clamping Voltage 3500 V, Capacitance 500 pF, Temperature Operating Range -40 to 85 Degree C. Tags: PCB Mount, Through Hole. More details for B72230M0751M401 can be seen below.