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WAE20021IT
Heater capacity: 5 liters
CW INISSIA EN 80
FAGOR: L71B014I1
The battery may lose charging capacity with continued use of the appliance
termostato seguridad caldera 253537 válvula-de-seguridad-para-caldera WAE20021ITThe Vaillant 253537 safety thermostat is a fundamental component for boiler protection. Its main function is to monitor the internal temperature and disconnect the system when overheating is detected, preventing major damage or safety risks. This thermostat acts as a thermal safety switch that ensures safe and reliable boiler operation. What problem does this replacement part solve? The boiler shuts down due to overheating or thermal regulation
