The 7D680K with Varistors 56V 68 (61~75) 135V 250A through hole RoHS is an electronic component manufactured by Hongzhi. It is a radial-lead device and has a rated working voltage of 56V with a clamping voltage between 61 and 75 volts. The maximum energy rating is 250A and it has an insulation resistance of 500 megohms at 500 volts. It features a two-terminal connection and a noise suppression element that can help reduce external noise. The component meets RoHS compliance standards and is designed for use in various types of electronic circuits, including DC-DC converters, automotive ignitions, audio equipment, and computer peripherals.