FireAngel HT-630R 10 Year Life Heat Alarm Product Code: 5256G

Stylish, low profile heat alarm with 10-year sealed battery life. Uses innovative Thermistek heat-sensing technology to provide a quick reaction to danger if a significant rate-of-rise in temperature is detected. Large easy-press central test / silence button. For use in places where a smoke detector is not suitable, such as high ambient air temperature, high humidity or dusty and dirty environments.


  • Battery-Powered
  • 85dB Alarm
  • Power Indicator
  • 10 Year Manufacturer's Guarantee (T&Cs Apply)
  • 10 Year Life Sealed Battery
  • Large Test/Silence Button
  • Low Profile Design


Integrated Battery. BS 5446-2: 2003.
Additional Information
Technical Specification
  • Power Source : Battery-Powered
  • Brand : FireAngel
  • Product Height : 65 mm
  • Product Type : 10 Year Life Heat Alarm
  • Sound Pressure Level : 85 dB
  • Alarm Product Type : Heat
  • Model Name : FireAngel 10 Year Life Heat Alarm
  • Fixings Supplied : Fittings Supplied
  • Current Type : DC
  • Total Product Weight : 0.19 kg
  • Model No : HT-630R
  • Battery Duration : 10-Year Sealed Battery (Lithium)
  • Wireless/Wired : Wireless
  • Alarm Sensor Type : Thermistor
  • Battery Type : Li-Ion
  • Colour : White
  • Pack Size : 1
  • Power Voltage Supply : 3 V
  • Product Diameter : 132 mm
  • Manufacturer Guarantee : 10 Year Manufacturer's Guarantee (T&Cs Apply)
  • Pieces in Pack/Case : 1
Product Contents
Heat alarm and fixings.
Delivery & Returns


Standard delivery: €15

Free delivery on all orders over €70.00

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Hopefully you won't need to return an item, however, if you do, it is our aim to make this as simple as possible. By following the guidance below you can help us to help you when a product is not what you expected, or is faulty. Your statutory rights are not affected by this guidance.


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Was €21.45

Special Price €17.95

Incl. 20% VAT

Save €3.50 (16%)

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FireAngel HT-630R 10 Year Life Heat Alarm is rated 4.6 out of 5 by 9.
Rated 4 out of 5 by from No more burnt toast alarms Clear instructions, very easy to install and set up
Date published: 2017-08-30
Rated 5 out of 5 by from Working well This is the second one i've bought, with the first one still working fine after 2 years. Great that it is sealed and should last 10 years, but only time will tell if it will last that long.
Date published: 2017-08-20
Rated 5 out of 5 by from Heat Alarm Bought as an extra layer of protection for a rental property. Installed in a couple of minutes and tested and all appears fine.
Date published: 2017-08-02
Rated 5 out of 5 by from Perfect for rental property Bought for extra safety in a rental property The property has hard wired smoke alarms on each floor, but a heat detector in the kitchen was requested by the tenant This is perfect. 10yr battery so fit and replace in 2026 !! Can't give 5 stars for performance and reliability as I fitted it last week
Date published: 2016-05-28
Rated 4 out of 5 by from Modern & stylish Unobtrusive, easy fitting, looks good but won't know how reliable until it goes off which I hope is never.
Date published: 2016-03-31
Rated 4 out of 5 by from Good value for money Does exactly what I needed under regs and functionality for a good price.
Date published: 2016-01-21
Rated 5 out of 5 by from As described Easy to install, loud alarm and it doesn't go off every time you burn the toast.
Date published: 2015-10-06
Rated 5 out of 5 by from Loud Does what it should, tested it and it works. Doesn't look to bad on the ceiling either.
Date published: 2015-08-20
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