The MGUG040075L2 from Kyocera AVX is a Varistor with AC Voltage Rating 5.3 V, DC Voltage Rating 7.5 V, Clamping Voltage 50 V, Capacitance 40 pF, Temperature Operating Range -55 to 125 ºC. Tags: Surface Mount. More details for MGUG040075L2 can be seen below.