The 7D330K with Varistors 26V 65V 250A Through Hole RoHS manufactured by Hongzhi is a board-mounted, voltage dependent resistor. It is composed of two non-conductive ceramic discs and a metal layer between them, providing an increased stabilizing effect. The 7D330K is able to protect sensitive electric and electronic circuits from transients, surges, and excessive voltage, and is RoHS compliant and certified for use in safety systems. Additionally, it has a maximum voltage rating of 26 volts and 65 volts, a maximum current rating of 250amps, and is manufactured in a through-hole format.