The ZV 30 K 1812 801 HT from Bourns is a Varistor with AC Voltage Rating 30 V, DC Voltage Rating 38 V, Clamping Voltage 77 V, Capacitance 1800 pF, Temperature Operating Range -55 to 150 Degree C. Tags: Surface Mount. More details for ZV 30 K 1812 801 HT can be seen below.