BRK First Alert SMI100-AC Smoke Alarm
Best reliable safety solution for homeowners seeking easy hardwired installation.
This hardwired unit is the gold standard for whole-home safety, linking every detector so they sound in unison during an emergency. It prioritizes peace of mind by minimizing false alarms from your kitchen while ensuring a battery backup keeps you protected even when the power grid fails.
$13.38
at
Electric Bargain Stores
Who it's for
- Homeowners seeking consistent protection regardless of power status
- Families living in multi-story homes requiring whole-house alerts
- Design-conscious residents who prefer unobtrusive safety hardware
Who should skip it
- Renters or DIY enthusiasts looking for simple tool-free installation
- Safety-focused buyers wanting the fastest detection for all fire types
- Busy individuals who prefer low-maintenance ten-year sealed battery devices
Performance breakdown
Installation Simplicity
Quick-connect plug makes swapping out old units a seamless, tool-free process.
Nuisance Alarm Reduction
Advanced sensing tech effectively filters out common kitchen-related false triggers.
Interconnectivity
Hardwired linking ensures every alarm sounds simultaneously for total home safety.
Reliability
Dual power sources provide essential peace of mind during electrical outages.
Design Profile
Compact, low-profile build blends discreetly into standard ceiling environments.
Alert Clarity
Visual indicators quickly pinpoint the specific unit triggering the alarm event.
Key Specs
Power Source
120V AC Hardwired with 9V Battery Backup
Detection Technology
Ionization
Connectivity Type
Hardwired Interconnected
Interconnectivity Type
Hardwired Interconnect
Battery Type
9V
Alert Type
Siren / Beep
Alarm Type
Siren
Dimensions
5.6 x 5.6 x 1.9 inches
Weight
9.6 oz
Hush Button Feature
Yes
Know before you buy
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Ask Metto anything about the BRK First Alert SMI100-AC Smoke Alarm before you decide.
