FireAngel SW1-R Mains Smoke Alarm

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The FireAngel SW1-R is a mains-powered optical smoke detector designed for permanent wired installation in UK homes, with a backup battery to ensure continued protection during power outages. It uses optical sensing technology, which is particularly effective at detecting slow, smouldering fires, and supports interlinking with other compatible alarms so all units sound simultaneously when one is triggered. Overall it offers a reliable, professionally-oriented solution for whole-home smoke detection with the reassurance of a hardwired power source.
Key Features & Specs
| Power Source | 230V mains wired with 9V backup battery for uninterrupted protection during power cuts |
|---|---|
| Detection Type | Optical sensor optimised for detecting slow-burning, smouldering fires with reduced false alarms |
| Interlinking | Supports wired interlinking with compatible FireAngel alarms so all units trigger together |
| Indicators | LED status indicators show power, alarm, and fault conditions at a glance |
| Test Button | Built-in test button allows regular manual checks without needing a separate tool |
| Installation | Ceiling-mounted, wired installation recommended for a qualified electrician; supplied with mounting hardware |
| Compliance | Meets BS EN 14604 standards and suitable for compliance with UK building regulations for new and renovated properties |
Best for: Homeowners, landlords, or self-builders who want a permanent, professionally installed smoke detection system with interlinked whole-home coverage and the added security of battery backup during outages.