A Radial package is used to protect PTC thermistors. A minimum operating temperature of -40°C should be set for the PTC thermistors. It is important that this thermistor does not operate at a temperature above 125°C. A PTC thermistor has a termination of 2. This thermistor has 2 pins. When the PTC thermistors operate, they supply 160V. PTC thermistors have been designed to operate at 4.1A current. thermistors in the DC circuit are rated at 160V volts. When used as a thermistor, you should ensure that the maximum voltage supplied by it is 160V.