For protection, PTC thermistors are packaged in 1206 packages. Packaged in the Bulk, these PTC thermistors are safe to handle. Using PTC thermistors at -55°C temperature should be their minimum operating temperature. There must not be an increase in temperature above 70°C for this thermistor to work. It has a total of 2 pins. When it is operational, the thermistor should be able to supply 50V voltage.