The MVR34S121K-S from Meritek Electronics Corporation is a Varistor with AC Voltage Rating 75 V, DC Voltage Rating 100 V, Clamping Voltage 200 V, Capacitance 12200 pF, Temperature Operating Range -40 to 105 Degree C. Tags: Through Hole. More details for MVR34S121K-S can be seen below.