☀️ Solar Warmwasserpumpenregler für Poolkessel ☀️ Differentialthermostat ☀️
ab 57,75 €
Boiler protection against freezing and overheating. The value from the collector's and boiler's sensor is being displayed every 3 seconds. In case of failure the whole system will hangs up with a possibility of maintain the failure status, up till manual reset button.
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