The ZV 25 K 0805 121 from Bourns is a Varistor with AC Voltage Rating 25 V, DC Voltage Rating 31 V, Clamping Voltage 65 V, Capacitance 260 pF, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for ZV 25 K 0805 121 can be seen below.