The VDRH20R017ByE from Vishay is a Varistor with AC Voltage Rating 17 V, DC Voltage Rating 22 V, Clamping Voltage 53 V, Capacitance 20000 pF, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for VDRH20R017ByE can be seen below.