Immersion Heaters are electric water heaters placed inside of a water cylinder. They are connected to the electric mains via a cable and can easily be switched on and off. Immersion Heaters are perfect as a back up for your boiler and are often used in flats with no gas supply.
11" Thermostat & Cutout BMST11
Perfect for existing installations.
Transform your old system by simply updating the thermostat.
Incorporates a secondary safety cut-out, which is independent of the main thermostat.
Second set of contacts open and limit water temperature to 85°C should the primary thermostat fail.
The second cut-out is non self resetting.