The 05D330K Varistor is a through hole, RoHS compliant component manufactured by COV. It has a voltage rating of 26-73V and a current rating of 100A. This Varistor is used to protect electrical circuits from damaging transients and other overvoltage events. It features fast response time and provides galvanic isolation between input and output. The component is also resistant to mechanical shock, vibration, and temperature extremes.