The thermistor works by decreasing current resistance in a manner that is inversely proportional to the temperature of the thermistor. The electronic control board sends a current to the thermistor and can tell whether less or more heat is needed by the
Comes with Lead Attached
Technical specification
TypeFlow SensorManufacturer Model No7099187Brand NameBuderus
Reviews
Boulter Buderus Sensor Central Heating & Outflow 7099187