Image is for illustration only and should not be relied upon Secure (Horstmann) HRT4-B Digital Thermostat

Secure (Horstmann) HRT4-B Digital Thermostat



£34.56
Ex VAT: £28.80
HCO Code: 12C07
Availability:  In Stock

Horstmann are now known as Secure Controls

HRT4B Digital Thermostat with TPI

 

  • TPI energy saving software (adjustable for Gas Oil and Electric systems)
  • Backlit Display
  • For use with a new installation or as a replacement
  • 3(1) amp volt free change over contacts
  • Ideal for use with combi boilers
  • Temperature ange 5-30°C
  • Dimensions: 86x86x36.25mm HxWxD

    Please Note: When replacing a traditional thermostat with a digital thermostat it is important that any neutral wire is safely isolated and NOT connected the the digital thermostat.

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  • It means the batteries are very low and should be changed immediately.

  • Hi.  Yes, as long as it controlling a gas or oil boiler.  You will need to isolate the neutral wire as it will not be needed by the HRT4-B.

  • Yes. You will need to isolate the neutral as it is not needed by the digital thermostat.
  • The batteries go into the back of the thermostat. Make sure you switch off the electric before removing the thermostat from its backplate. It uses 2 x normal AAA batteries.
  • No. The HRT4-ZW is wireless, but the HRT4-B is wired.
  • As long as it is controlling a gas or oil fired boiler with radiators.
  • No, this is a wired thermostat. It has no wireless capabilities.
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