The 7D820K Varistors with 65V 82 (74~90)165V 1.2KA Through Hole RoHS manufactured by Hongzhi is a commercial quality metal oxide varistor (MOV) designed for use in power electronic circuits to protect against lightning surges or other large voltage spikes. It is composed of a zinc oxide-based ceramic disc that is encapsulated in a through-hole package. The varistor has a voltage range of 65V to 165V, with a capacitance value between 74 and 90, and an insulation resistance of 1.2KA. It is certified RoHS compliant and meets UL 1449 Third Edition standards. The varistor can be used as a line-to-ground protection device to protect against transient Voltage surges in a variety of applications, including telecommunications, motor control, power line carrier communications, CATV amplifiers, motor starters, and automotive electrical systems.