A PTC thermistor has a termination of 2. The thermistors should be operated at 60°C. In order for the thermistor to work properly, the temperature must not be lower than -10°C.
PTH8L09AR220M6B590 Features
Terminal Shape: WIRE
PTH8L09AR220M6B590 Applications
There are a lot of Murata Electronics PTH8L09AR220M6B590 PTC Thermistors applications.