The ZOV 680 K 25 from Bourns is a Varistor with AC Voltage Rating 680 V, DC Voltage Rating 895 V, Clamping Voltage 1815 V, Capacitance 570 pF, Temperature Operating Range -40 to 85 ºC. Tags: Through Hole. More details for ZOV 680 K 25 can be seen below.