A minimum operating temperature of -25°C should be set for the PTC thermistors. It is important that this thermistor does not operate at a temperature above 125°C. This thermistor has 2 pins.
B59011C1040A70 Features
Mount: Through Hole 2 Pins Tolerance: 25%
B59011C1040A70 Applications
There are a lot of EPCOS B59011C1040A70 PTC Thermistors applications.