The FTR10D470K is a varistor which is manufactured by FTR. It is a through hole device with a passivated epoxy coating, which has a diameter of 7.5mm. It is RoHS compliant and rated for 38V and 93V at 500A. It has a dielectric strength for non-repetitive surge of 1.7J and a temperature coefficient of capacitance of 100PPM/C. It is a non-polarized device with a maximum DC voltage of 38V and a maximum DC current rating of 500A. It has a variety of features, including low noise characteristics, automatic surge protection, and high temperature operation to over 125°C. It also has excellent resistance to environmental factors.