The V5.5MLA1206N from Littelfuse is a Varistor with AC Voltage Rating 4 V, DC Voltage Rating 5.5 V, Clamping Voltage 17.5 V, Capacitance 2800 pF, Temperature Operating Range -40 to 125 ºC. Tags: Surface Mount. More details for V5.5MLA1206N can be seen below.