Mains powered optical smoke alarm with rechargeable lithium cell back-up.
- Unique X-Profile detection chamber controlled by bespoke software.
- TSE-Technology (Thermal Stability Enhancement) provides stability across a range of environmental conditions, reducing nuisance alarms whilst enhancing detection
- Using Push-Fit Connectors and our detachable detector head, our Fast-Fix design allows fast and trouble free installation.
- Alarm Silence Button ideal in non-emergency situations (nuisance alarms)
- Silence Low Battery Warning for up to 10 hours. Maintains continuous protection during sleeping hours
- Extra large Test Button for ease of use
- Interlinkable to up to 14 other FH250 smoke or FH450 heat alarms
- Green led indicates power, constantly flashing red led indicates alarm condition
- Operation voltage: 230v AC 11w