The ZV 75 K 1210 251 HT from Bourns is a Varistor with AC Voltage Rating 75 V, DC Voltage Rating 100 V, Clamping Voltage 200 V, Capacitance 330 pF, Temperature Operating Range -55 to 150 Degree C. Tags: Surface Mount. More details for ZV 75 K 1210 251 HT can be seen below.