The VDRH20R025ByE from Vishay is a Varistor with AC Voltage Rating 25 V, DC Voltage Rating 31 V, Clamping Voltage 77 V, Capacitance 13000 pF, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for VDRH20R025ByE can be seen below.