Baxi Heater Thermocouples
A thermocouple is a mechanism that is made of two different metals that produce a small electrical charge when heated on one side. This small electrical charge switches on an electromagnet which opens a valve and no longer restricts the flow of water or gas.
BAXI 102005 THERM 18/24HWELL Q309A2721 STD
Part No: 1110952 / MPN: 102005