Description
FireAngel ST-622 Thermoptek Smoke Alarm – 10-Year Sealed Battery
The FireAngel ST-622 Thermoptek Smoke Alarm is a reliable, battery-powered smoke detector designed to provide early warning of a potential fire in your home. Featuring FireAngel’s Thermoptek multi-sensor technology, it combines optical smoke detection with thermal enhancement to help detect a range of fire types.
With a sealed 10-year lithium battery, the ST-622 offers long-term protection without the need to replace batteries during the alarm’s service life. Its large central button makes testing and operation straightforward, while the Smart Silence and Sleep Easy functions provide added convenience.
Key Features
– Brand: FireAngel
– Model: ST-622
– Technology: Thermoptek multi-sensor smoke detection
– 10-year sealed lithium battery – no routine battery replacement required
– Smart Silence function – temporarily silences a known false alarm for up to 10 minutes
– Sleep Easy function – silences low-battery warning chirps for up to 8 hours, subject to the manufacturer’s limits
– Large central test and silence button
– Audible alarm: At least 85dB(A) at 3 metres
– Simple installation with no mains wiring required
– Suitable for ceiling or wall mounting, subject to installation guidance
– 5-year manufacturer’s warranty for applicable versions
Product Specifications
Specification| Details
Brand| FireAngel
Model Number| ST-622
Product Type| Standalone smoke alarm
Detection Technology| Thermoptek multi-sensor
Power Supply| 3V DC
Battery Type| Sealed lithium battery
Battery Life| Up to 10 years
Alarm Sound Level| Minimum 85dB(A) at 3m
Dimensions| 130mm diameter × 34mm depth
Mounting| Ceiling or wall
Certification| BS EN 14604:2005 + AC:2008
Colour| White
Warranty| 5 years, subject to applicable terms
Package Contents
– 1 × FireAngel ST-622 Thermoptek Smoke Alarm
– Mounting base and installation fixings, as supplied
Important Information
The ST-622 is a smoke alarm only and does not detect carbon monoxide. It is not designed for installation inside kitchens or bathrooms, where cooking fumes or steam may cause nuisance alarms. A suitable heat alarm should be considered for kitchen protection.
For continued protection, test the alarm regularly and replace the complete unit at the end of its recommended 10-year service life. Always follow the manufacturer’s installation and maintenance instructions.









Reviews
There are no reviews yet.