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Extherm ET-21

Photos - Thermostat Extherm ET-21
Outdated Product
heater / underfloor heating; Type: mechanical; Connection type: wired; Max. load (W): 3600; Temp adjustment range (°C): 5 – 40; Air temp sensor; Floor/heating medium temp sensor; Power source: mains;
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Extherm ET-21
Suitable for
heater / underfloor heating
Type
mechanical
Connection
wired
Mounting
into mounting box
Max. load
3600 W
Temp adjustment range
5 – 40 °C
Hysteresis
1 °C
Air temp sensor
Floor/heating medium temp sensor
Sensor cable length
3 m
Power source
mains
Thermostat dimensions
81x81x37 mm
Added to E-Catalog
october 2018
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Extherm 2025 - new arrivals, bestsellers, and the most relevant models Extherm.
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ET-21
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