The RV201K10_-HE from Stackpole Electronics is a Varistor with AC Voltage Rating 130 V, DC Voltage Rating 170 V, Clamping Voltage 340 V, Capacitance 570 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for RV201K10_-HE can be seen below.