Water heater thermostat replacement: Ariston, Corberó, Cointra, Fleck.
The thermostat is the piece that regulates the temperature of the water inside the appliance. Rod thermostat for water heater.
Also valid for Fagor, Electrolux.
This thermostat can break due to the continued use of the appliance, if you notice that this spare part breaks frequently, you may need to clean the inside of the thermos, since a large amount of impurities have probably accumulated inside that makes it difficult the operation of the thermostat and the heating elements.