7D561K with Varistors 460V 920V 1.2KA Through Hole RoHS is a varistor manufactured by Hongzhi. It is designed for AC and DC applications. It has a high power rating of 920V and an energy rating of 1.2KA. It has a through hole type of construction which allows for easier mounting. The varistor is compliant with RoHS (Restriction of Hazardous Substances) environmental protection regulations. It is a reliable and cost-effective device for applications where overvoltage protection is necessary.