ElectronicsThe 7D471K with Varistors 385V 775V 1.2KA Through Hole RoHS is a component created by Hongzhi Electronics. It is a voltage-dependent resistor that is designed to protect circuits from an excessive increase in voltage or to limit inrush current. This particular component is composed of a metal-oxide-based semiconductor material encased in an axial leaded through hole package with a 385V to 775V range and a maximum surge rating of 1.2KA. The component is RoHS compliant and carries with it suitable UL safety certifications.