BRK SMI105-AC Hardwired Ionization Smoke Alarm
Best budget friendly choice for homeowners seeking simple hardwired fire protection.
This hardwired alarm solves the biggest headache of home safety by eliminating battery changes for a full decade. It prioritizes fast-flaming fire detection and offers seamless interconnectivity across your home, trading the flexibility of replaceable batteries for the set-it-and-forget-it reliability of a sealed, long-life unit.
$29.95
at
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Who it's for
- Homeowners seeking quick alerts for high-heat, fast-spreading fires.
- Families in multi-story homes requiring a synchronized whole-house warning system.
- DIY enthusiasts looking for a straightforward, hassle-free hardware upgrade.
Who should skip it
- Residents with small kitchens or units located near bathrooms.
- Safety-conscious buyers wanting better protection against slow-burning upholstery fires.
- Owners of older homes lacking existing hardwired alarm infrastructure.
Performance breakdown
Maintenance Freedom
Sealed 10-year battery eliminates the hassle of annual replacements entirely.
System Integration
Hardwired interconnectivity links up to 18 units for whole-home safety.
Detection Speed
Ionization sensor excels at catching fast-flaming fires before they spread.
Diagnostic Clarity
Latching indicator instantly identifies which unit triggered the alarm sequence.
Compliance Standards
Meets the latest UL 217 8th Edition safety requirements for homes.
User Interface
Simple one-touch button handles both testing and silencing nuisance alarms.
Key Specs
Detection Technology
Ionization
Power Source
Hardwired with 10-Year Sealed Lithium Battery Backup
Connectivity Type
Hardwired Interconnected
Interconnectivity Type
Hardwired Interconnect
Battery Type
Lithium (Sealed)
Battery Life
10 years
Alarm Sound Level
85 dB
Mounting Type
Ceiling or Wall Mount
Certification
UL 217 8th Edition
Warranty Length
10 years
Know before you buy
Still have a question?
Ask Metto anything about the BRK SMI105-AC Hardwired Ionization Smoke Alarm before you decide.
