The PTC thermistors are put into Radial packages to protect the devices from damage. These PTC thermistors are packaged in the Bulk for safety protection. The minimum operating temperature for the PTC thermistors should be set to -25°C. To make sure this thermistor works, the operating temperature must not exceed 125°C. There are 2 pins in this thermistor. Nominally, this thermistor can supply 220V voltage when it works. The current for which the PTC thermistors have been designed is 150mA.