Senseca Thermocouple Temperature sensor 623706 - Senseca 486856, The Senseca AX 131-S8 is a robust temperature sensor from Senseca, capable of measuring temperatures from -40 to 900 °C. As a type K temperature probe, it is ideal for high-temperature applications in industrial environments. This thermometer, with product code 486856, is suitable for processes requiring precise thermal monitoring. Senseca 486856 AX 131-S8 Temperature Sensor, Type K, -40 to 900°C, SS Tube