The MVS0402A180N500 from Meritek Electronics Corporation is a Varistor with AC Voltage Rating 14 V, DC Voltage Rating 18 V, Clamping Voltage 50 V, Capacitance 50 pF, Temperature Operating Range -55 to 125 Degree C. Tags: Surface Mount. More details for MVS0402A180N500 can be seen below.