The B72440P5040S560 from TDK Corporation is a Varistor with AC Voltage Rating 9 V, DC Voltage Rating 17 V, Clamping Voltage 22 V, Capacitance 10 to 20 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Surface Mount. More details for B72440P5040S560 can be seen below.