Mains Heat Alarm with Alkaline Battery Backup - Firehawk FHN450BB

The FHN450BB mains powered heat alarm from Firehawk is supplied with easy-to-replace AAA alkaline back-up batteries. With Advanced Thermistor Detection to assist with heat detection, the FHN450BB is perfect for kitchens, garages and lofts. A chirp to indicate low batteries can be silenced with the test and hush button for up to 10 hours, ensuring that your household can remain undisturbed during the night while still being alerted in the event of a fire. The Fast-Fix base allows smoke and heat alarms in the same range to be swapped over if needed.

• Power: 230V mains powered with battery backup
• Backup: 3 x AAA alkaline batteries (supplied)
• Warranty: 6 years manufacturer's warranty
• Hardwire interlink up to 12 FHN450 heat alarms and FHN250 smoke alarms in the same system
• Advanced Thermistor Detection makes this alarm suitable for the kitchen, garage, loft or workshop
• Ideal for locations where smoke alarms can be falsely triggered by normal household fumes and vapours
• Fast-Fix base allows quick installation and swapping of smoke and heat alarms on the same base
• Push-Fit for additional safety when removing and replacing the alarm head
• Low backup battery warning chirp can be silenced for up to 10 hours
• Large test and silence button for easy testing, maintenance and silencing
• Suitable for installations complying to BS 5839-6 Grade D2
• UKCA marked, CE marked, and Kitemarked to BS 5446-2: 2003

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