A thermocouple is a device that is made of two different metals that produce a small electrical charge when heated on one side. This small charge activates an electromagnet which opens a valve and allows the gas or water to flow through .
Length 900mm - 36 inch
Technical specification
Waist Sizeaa28ci11gsERP RatingNot ApplicableSupplier Part NumberQ309A2788Brand NameHoneywell
Reviews
Honeywell Home 900mm (36in) Thermocouple Q309A2788