The Baxi 7809940 Limit Thermostat is a replacement temperature safety component designed for selected Baxi combi boilers.
A limit thermostat monitors the boiler's operating temperature and acts as a safety control if the temperature exceeds the permitted limit. It helps protect the appliance by interrupting operation when excessive temperatures are detected.
This replacement thermostat is supplied with screws and is suitable for selected Baxi Combi Instant, Duo-tec and Platinum Combi boiler models.
The Baxi Potterton Overheat Thermostat 404517 is a temperature safety control designed to monitor the operating temperature within a compatible heating appliance.
Using its built-in temperature sensors, the thermostat monitors the appliance and responds if the maximum recommended temperature is exceeded. It shuts down the appliance to help prevent overheating and allows operation to resume once the temperature has returned to a safe level, in accordance with the appliance's safety controls.