The COV 07D431K is a through-hole varistor with RoHS compliance, rated for 350V to 745V with a 1.2KA current rating. Its temperature coefficient is 4% maximum, and its varistor voltage is 40V above rated peak AC block. It has a 5mm lead spacing, and features a compact package, which allows for easy assembly onto the board. The varistor has a high surge current carrying capacity, and a low clamping potential which helps to protect sensitive components in the system. This varistor is suitable for use in high-voltage protection applications in industrial, electrical, and electronic circuits.