The ERZC20EK241Y from Panasonic Corporation is a Varistor with AC Voltage Rating 150 V, DC Voltage Rating 200 V, Clamping Voltage 395 V, Capacitance 1500 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Chassis Mount. More details for ERZC20EK241Y can be seen below.