The RV681K10_-HE from Stackpole Electronics is a Varistor with AC Voltage Rating 420 V, DC Voltage Rating 560 V, Clamping Voltage 1120 V, Capacitance 175 pF, Temperature Operating Range -40 to 85 Degree C. Tags: Through Hole. More details for RV681K10_-HE can be seen below.