The VDRS20W350ByE from Vishay is a Varistor with AC Voltage Rating 350 V, DC Voltage Rating 460 V, Clamping Voltage 920 V, Capacitance 660 pF, Temperature Operating Range -40 to 85 ºC. Tags: Through Hole. More details for VDRS20W350ByE can be seen below.