The RV271K10_-HE from Stackpole Electronics is a Varistor with AC Voltage Rating 175 V, DC Voltage Rating 225 V, Clamping Voltage 455 V, Capacitance 425 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for RV271K10_-HE can be seen below.