First Alert Carbon Monoxide Alarm
Best plug-in solution for homeowners seeking reliable carbon monoxide protection.
These plug-in sensors offer a set-it-and-forget-it solution for essential home safety. You sacrifice the versatility of a multi-gas detector, but you gain the reliability of a dedicated, always-on monitor that ensures you are never caught off guard by invisible threats.
$69.99
at
Ramsey Hardware & Paint
More Carbon Monoxide Alarm options
Who it's for
- Renters and homeowners needing an instant, tool-free setup
- Safety-conscious families monitoring multiple rooms on a budget
- Busy households wanting to avoid regular battery maintenance
Who should skip it
- Residents living in areas prone to frequent power outages
- Users with limited wall outlets in high-traffic areas
- Homeowners needing specific, high-level placement for optimal detection
Performance breakdown
Installation simplicity
Direct plug-in design makes setup effortless for any standard wall outlet.
Reliability
Electrochemical sensor technology provides consistent, high-accuracy detection of carbon monoxide.
Power redundancy
Integrated battery backup ensures continuous protection during unexpected power outages.
Alert effectiveness
The 85-decibel alarm is sufficiently loud to wake sleepers in emergencies.
Maintenance awareness
Clear end-of-life indicators remove the guesswork from sensor replacement cycles.
Value density
Two-pack configuration offers comprehensive coverage for multiple rooms at once.
Key Specs
Power Source
Plug-in with battery backup
Detection Method
Electrochemical
Display Type
Digital
Alarm Type
Audible Alarm
Connectivity Type
None
Certification
UL Listed
Weight
0.94 lbs
Dimensions
7 in x 4.2 in x 9.5 in
Model Number
1042411
Country of Origin
USA
Know before you buy
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Ask Metto anything about the First Alert Carbon Monoxide Alarm before you decide.
