Glowworm 2000801910 Domestic Hot Water Sensor
£74.18 ex. VAT
- Next Day Delivery
- On-the Phone Support
- Only Genuine Parts
The thermistor works by decreasing circuit 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 more or less heat is needed by the resistance provided by the thermistor.
