The MVR20D181K-S from Meritek Electronics Corporation is a Varistor with AC Voltage Rating 115 V, DC Voltage Rating 150 V, Clamping Voltage 300 V, Capacitance 2200 pF, Temperature Operating Range -40 to 105 Degree C. Tags: Through Hole. More details for MVR20D181K-S can be seen below.