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Ships within 48 hours · Estimated delivery Oct 4 - Oct 9
Primary stone – individually
Flow Temperature 90 °C Max
Internet module (ecoNET)
demand-based operation
TECH EU-21 Pumpensteuerung Heizungsanlage Umlaufpumpe Thermoventiler Primary stone – individuallyThe TECH EU 21 is a compact pump controller for the automatic control of circulation pumps in heating systems. It ensures efficient pump operation, reduces unnecessary power consumption, and protects the system through integrated safety functions. Highlights & Advantages Automatic pump control switching on and off depending on the boiler temperature Energy saving operation prevents unnecessary running times of the circulation pump. Integrated frost
