The VDRS20W275ByE from Vishay is a Varistor with AC Voltage Rating 275 V, DC Voltage Rating 350 V, Clamping Voltage 710 V, Capacitance 900 pF, Temperature Operating Range -40 to 85 ºC. Tags: Through Hole. More details for VDRS20W275ByE can be seen below.