Horstmann Secure HRT4-B Room Thermostat - NU5690101001

Item code
Lead time
1-2 working days
Delivery cost
£5.96 £7.15


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£32.28 Excl VAT £38.74 Inc VAT

Product details

The HRT4-B is a battery operated electronic room thermostat with TPI energy saving software - ideal for use as a replacement for an existing room thermostat. The HRT4-B has 3 amp volt free changeover contacts making it suitable for use with combi boilers as well as conventional mains operated equipment.

Temperature setting range 5-30C.The HRT4-B battery powered room thermostat is suitable for use in most types of heating system and is a perfect partner for use with Horstmann Programmers and Zone valves.

The HRT4-B will only operate when 2 x AAA batteries have been fitted and the thermostat is wired into your central heating system.

  • TPI energy saving software

  • For use with a new installation or as a replacement

  • 3 amp volt free change over contacts

  • Ideal for use with combi boilers

  • IP Rating: IP30

  • Requires 2 x AAA Batteries

Direct Heating Supplies has a wide range of products available to order, including the Horstmann Secure HRT4-B Room Thermostat - NU5690101001. Order today to benefit from fast lead times, fair prices and unparalleled customer service.


Show VAT?

£32.28 Excl VAT £38.74 Inc VAT



  • Lead Time
    1-2 working days
  • Wireless
  • Interface
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