The 20D471KJ with Varistors Through Hole RoHS is a low-cost protective device manufactured by SOCAY. It is an AC and low-frequency pulse surge absorber. This component operates as a voltage-dependent resistor with a breakdown voltage of 470V. It has a maximum voltage of 6V at 10A and insulation resistance of more than 100M ohms at DC 500V.The component is also RoHS compliant, meaning it is free from hazardous materials and lead free. It has a maximum energy of 70J and a max noise suppression of 1000A. It is constructed from ceramic material and has a form factor of a radial lead. This makes it ideal for use in automotive, telecom, computer, consumer, and electronic equipment applications.