TECH EU-21 CWU Pumpensteuerung Umwälzpumpe Kessel Boiler Förderschnecke Sensor pocket connection: ½" male

Sensor pocket connection: ½" male thread

2 seals 1"

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multiMATIC 700

indicating optimized energy use

TECH EU-21 CWU Pumpensteuerung Umwälzpumpe Kessel Boiler Förderschnecke Sensor pocket connection: ½" maleThe TECH EU 21 CWU is a compact controller for automatic regulation of a circulation pump between the boiler and the hot water tank or buffer tank. It operates based on temperature difference and reliably protects the system from unnecessary pump operation and frost. Highlights Benefits Differential temperature control Pump runs only when there is actual heat demand Two temperature sensors Separate detection of boiler and tank buffer temperature Frost