Mains Powered Heat Alarm with Alkaline Back-up Battery - Firehawk FHN450BB

Mains Powered Heat Alarm with Alkaline Back-up Battery - Firehawk FHN450BB

The Firehawk FHN450BB is a mains powered heat alarm with a replaceable alkaline battery backup, which is supplied with easy-to-replace AAA alkaline back-up batteries. The FHN450BB is perfect for installations in kitchens, garages and unoccupied lofts with its advanced thermistor detection to assist with heat detection. Any low battery warnings or end of life chirps can be silenced with the large test and hush button for up to 10 hours, to ensure that it does not disturb the household during the night, with the capability to override this in an event of a fire and alert the occupants. The supplied Fast-Fix bases allows for smoke and heat alarms from the same range to be swapped over if required.

• 230V mains powered with battery backup
• 3 x AAA alkaline battery backup
• 6 years manufacturer's warranty
• Suitable for installations in kitchens, garages and unoccupied lofts
• Can hardwire interlink up to 15 Firehawk alarms within single system, including;
  • FHN250BB mains powered smoke alarm with alkaline back-up battery
  • FHN250RB mains powered smoke alarm with sealed self-charging lithium back-up battery
  • FHN450RB mains powered heat alarm with sealed self-charging lithium back-up battery
• Fast-Fix bases allows for quick installation and replacement of alarms from the same range using Push-Fit connectors
• Low battery warnings and end of life chirps can be silenced for up to 10 hours
• Large test and silence button for easy testing and silencing
• Suitable for installations complying to BS 5839-6 Grade D2
• CE marked and Kitemarked to BS 5446-2: 2003
• This alarm is also suitable for both the Welsh and Scottish updated 2022 legislation

Please Note: these FHN series alarms are not compatible with the older FH models.

Technical Data

Product Code	FIFHN450BB
Alternative Product Codes	FH450BB, FHN450BB
Brand	Firehawk
Back-Up Battery	3 x AAA alkaline replaceable batteries (included)
Dimensions (HxDia)	69 x 113mm
Heat Alarm Class	A1 heat detection: 54°C to 70°C
Operating Temperature	0°C to 40°C
Power Type	230V mains with battery backup
Relative Humidity	<85%
Sound Output	85dB(A) at 3 metres
Storage Temperature	5°C to 30°C
Warranty	6 years
Weight	0.18kg
Product Datasheets	Firehawk FHN450 Datasheet Firehawk FHN450 Manual