Saunier Thermocouples
A thermocouple is a part that is made of two different metals that produce a small electrical charge when heated on one side. This charge switches on an electromagnet which opens a valve and allows the water or gas to flow through.
SAUNIER DUVAL 5114400 THERMOCOUPLE
Part No: 1414697 / MPN: 05114400
SAUNIER DUVAL 5266400 INT. THERMOCOUPLE ONLY
Part No: 1414963 / MPN: 05266400
SAUNIER DUVAL 5707100 THERMOCOUPLE/SOLENOID KIT
Part No: 1415673 / MPN: 5707100