The ZOVS 320 K 40 from Bourns is a Varistor with AC Voltage Rating 320 V, DC Voltage Rating 420 V, Clamping Voltage 840 V, Capacitance 3050 pF, Temperature Operating Range -40 to 85 ºC. Tags: Through Hole. More details for ZOVS 320 K 40 can be seen below.