To prevent damage to the PTC thermistors, they are packaged in Radial packages. Temperature -40°C is the minimum operating temperature for PTC thermistors. This thermistor must not operate above 125°C in order for it to work. A thermistor has 2 pins. A PTC thermistor could provide 30V voltage when operating. In the PTC thermistors, 4.3A is the current they are designed to handle. It is not recommended that PTC thermistors operate above 4.3A current. The maximum voltage that this thermistor should supply is 30V.