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Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
Mounted on both sides
Compatible: Outdoor temperature sensor for Master
Technical specifications & Advantages:
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 Mounted on both sidesThe 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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