SONA Heat Alarm, 240volt With 10yr Lithium Battery

SONA Heat Alarm, 240volt With 10yr Lithium Battery




Collections: Smoke & Heat Detectors Mains Powered for the Home

Product type: Domestic Mains Smoke

Vendor: Sona

Tags: detector, heat, home



The Sona WHM-SN-1 by FireAngel is part of a new range that provides long service life and reliability. With Wi-Safe2 wireless connectivity, it makes part of an ideal solution for any home or for social landlords looking for a dependable fire safety system. Is totally compatible with the WSM-SN-1 mains powered smoke detector and WTSL-SN-1 remote control unit.  These additional units are highly recommend for a complete solution where multiple detectors are installed.

All products bearing the Wi-Safe2 mark are also compatible


  • Designed and developed in the UK
  • 10 year sealed battery for back-up
  • Low energy usage - typically 10% of the average mains detector
  • Slim and easy fit base for simple installation
  • Advanced Thermistek sensing for fast detection of heat


  • 10 year sealed battery
  • CE Approved
  • Approved to BS EN 14604:2006
  • Complies with BS5839 Part 6:2013 Grade D
  • 230volt AC 50Hz

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