Hardwired Ionization Smoke and Carbon Monoxide Alarm with Battery Backup
Protect your home and family with the First Alert Hardwired Ionization Smoke and Carbon Monoxide Alarm. This essential safety device offers continuous protection with its 9V battery backup, ensuring operation even during power outages. It features advanced dual sensing technology, combining an ionization smoke sensor for fast-burning fires and an electrochemical CO sensor for reliable carbon monoxide detection. A loud 85-decibel siren provides clear alerts, and it interconnects with other compatible alarms for comprehensive whole-home coverage. Installation is made simple with included universal mounting brackets.
$75.99
Owner Satisfaction
4.4
/ 5
Category Rank
24
/ 55
#24 in Smoke & Carbon Monoxide Detectors
Price vs Category Average
-35%
Below average
Power Source
9
/ Hardwired with V Battery Backup
Who it's for
- Continuous Power and Interconnectivity
- Power Outage Protection
- Comprehensive Dual Protection
Who should skip it
- Complex Installation Required
- Slower Response to Smoldering Fires
- Required Battery Maintenance
Key Specs
Power Source
Hardwired with 9V Battery Backup
Detection Technology
Dual Sensor (Ionization and Electrochemical)
Siren Volume
85 dB
Model Number
1046869
Weight
0.69 lbs
Package Width
6.75 in
Package Length
3.69 in
Package Height
8.5 in
Features
- Dual smoke and CO detection
- Operates during power outages
- Loud 85 dB siren alerts occupants
- Interconnects with compatible alarms
- Clear indicator lights for monitoring
- Single test and silence button
- Includes universal mounting hardware
- Backed by a 7-year limited warranty
What customers say
Customers value this alarm primarily for its essential dual safety function, combining smoke and carbon monoxide detection in one hardwired unit. The battery backup provides crucial reliability during power interruptions, offering significant peace of mind. Installation is often simple, especially when upgrading existing systems. While the core life-saving performance earns high confidence, the main friction point is maintenance. Users frequently note the persistent, irritating chirping that signals the unit's end of life, typically after seven to ten years. Occasional nuisance alarms from cooking are also mentioned. Overall, it is highly regarded for comprehensive protection, though the required replacement cycle is a necessary consideration.
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$76