Image is for illustration only and should not be relied upon Siemens RDH100 Digital Wired Thermostat

Siemens RDH100 Digital Wired Thermostat



£29.99
Ex VAT: £24.99
HCO Code: 16C19
Availability:  In Stock

Replaces RDH10


Large LCD display

  • Set point 5-30C
  • 5(2)A volt-free contacts
  • Dimensions 120x90x26.9 mm HxWxD
  • Battery Powered (2 x AA)

The digital display shows the actual room temperature and the comfort temperature setpoint.
When the heating output is active, the triangle symbol appears.

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  • This is a wired thermostat, not wireless.  It is not suitable to replace a wireless thermostat.
  • Yes it will. You will need to isolate the wire connected to the N terminal on the RTS1. The remaining two wires will connect to the RDH100.
  • You will need to change the backplate, but it will connect to the same 2 wires.

  • Only if it is controlling a gas or oil boiler. It is not suitable for electric heating.
  • There is a drawer on the bottom to change the batteries.
  • Yes. You will need to isolate the neutral and earth as they are not needed by the RDH100.
  • Hi. As long as it is wired and controlling a gas or oil boiler.
  • Yes it will. The Honeywell will have a neutral wire which must be isolated and NOT connected to the RDH100.
  • Yes, the neutral and earth wires are not needed by the RDH100, so must be isolated. The remaining 2 wires connect to the RDH100.
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