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2 X Mains Smoke Alarm Detector BRK 670mbx Back-up Battery Replacement Deta 1111 for sale online | eBay
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2 X Mains Smoke Alarm Detector BRK 670mbx Back-up Battery Replacement Deta 1111 for sale online | eBay
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Replacement for 670MBX smoke alarms | Electricians Forums | Electrical Safety Advice | Talk Electrician Forum
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BRK 670MBX Ionisation Smoke Alarm, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools
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Dicon 670MBX Smoke Alarm - mains operated with battery back up, ionisation sensor | Amazon price tracker / tracking, Amazon price history charts, Amazon price watches, Amazon price drop alerts | camelcamelcamel.com
Smoke Alarm | Battery Powered | Battery life up to: 1 year | Linkable | EN 14604 | With test button | 85 dB | ABS | White
![Need replacement smoke alarm. Current model (BRK 670MBX) discontinued. Do I *really* need to replace all (as per alarm manufacturer guidelines)? Can I not just wire up generic alarm to the circuit ( Need replacement smoke alarm. Current model (BRK 670MBX) discontinued. Do I *really* need to replace all (as per alarm manufacturer guidelines)? Can I not just wire up generic alarm to the circuit (](https://preview.redd.it/9r2qstsfu2781.jpg?auto=webp&s=8e860b3cc4a3a7cb9732ddf0affafa3b4366d797)