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The heating element features integrated insulation that prevents electrolytic corrosion
the contact surfaces of the hot water storage tank are coated with a high-quality enamel and equipped with a magnesium anode
Compatible: Outdoor temperature sensor for Master
Integration is achieved via a 4-wire bus connection
Additional module VR 71 for expanding the multiMATIC 700 and sensoCOMFORT 720
tech eu 21 pump control heating system 1 pw The heating element features integratedThe 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
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