Siemens RAA20-GB Room Thermostat AC 24 – 250 Volt
Siemens RAA20-GB Room Thermostat
Volt free contacts
AC24-250V
No Neutral or earth required
Ideal for Combi boilers
A thermostat is a device in the home that is connected to the central heating system and is used to control the overall temperature of the system by monitoring the ambient temperature in the home
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