The PV 20 K 4032 from Bourns is a Varistor with AC Voltage Rating 20 V, DC Voltage Rating 26 V, Clamping Voltage 65 V, Capacitance 1500 pF, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for PV 20 K 4032 can be seen below.