The ERZV20D182 from Panasonic Corporation is a Varistor with AC Voltage Rating 1000 V, DC Voltage Rating 1465 V, Clamping Voltage 2970 V, Capacitance 250 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for ERZV20D182 can be seen below.