The SW1 is a mains powered heat alarm with 9V battery back-up and improved Push-Fit base for quicker and easier installations; designed to ensure quick and easy installation of base unit to the mains feed supply at installation stage (1st fix) and for quicker and easier connection of alarm to base unit (2nd fix).

Brand Name	Fire Angel
Colour	White
Manufacturer Model No	SW1-PF-T
Type	Heat Alarm
Certifications Met	Certified BS 5446-2:2003
Power Type	Mains AC
Sensor Type	Thermistor
Operating Range	54°C – 70°C
Battery Type	Replaceable 9V Zinc carbon battery back-up
Diameter	126mm
Depth	49mm
Decibels	85 dB