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Combination Smoke Carbon Monoxide Detectors of 2025
Save up to 33% off
Best Choice1
X-SenseX-Sense Smart Smoke Detector Carbon Monoxide Detector Combo, Battery-Operated (Not AC Hardwired) Interconnected Combination Smoke Carbon Monoxide Detector, 5 Detectors with 1 Base Station, SC07-MR51
16% OffKey specs-
batteries:5-year CR123A battery
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power source:Battery Powered
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alarm:Alarm
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sensor:Photoelectric
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dimensions:2D x 5.7W x 5.7H
9.9Exceptional
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Value for Money2
X-SenseX-Sense Combination Smoke and Carbon Monoxide Detector with Voice Location, Interconnected Smoke Detector Carbon Monoxide Detector Combo with Base Station (Included), Model XP0A-MR31
Key specs-
batteries:1 CR123A included
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power source:Battery Powered
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alarm:Combination Smoke and CO Detector
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sensor:Electrochemical, Photoelectric
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dimensions:1.2D x 5.2W x 5.2H
9.8Exceptional
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3
KiddeKidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 2 Pack
26% Off9.7Exceptional
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4
First AlertFirst Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
13% Off9.4Excellent
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5
Linsoal3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)
14% Off9.2Excellent
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6
Lecoolife4 Pack Combination Smoke and Carbon Monoxide Detector Battery Operated, Travel Portable Photoelectric Fire&Co Alarm for Home, Kitchen
14% OffKey specs-
batteries:No
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power source:Battery Powered
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alarm:Photoelectric sensor
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sensor:Electrochemical CO sensor
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dimensions:6.61 x 4.72 x 4.69 inches
9.1Excellent
Our Rating
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7
KiddeKidde Hardwired Smoke & Carbon Monoxide Detector, AA Battery Backup Smoke Alarm, Interconnectable, LED Warning Light Indicators, 2 Pack
33% Off8.8Very Good
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8
YfwsrecinoeYfwsrecinoe 3 Pack Upgraded Combination Smoke and Carbon Monoxide Alarm Detector, Dual Sensor Smoke Alarm&Carbon Monoxide Detector (Includes Battery)
8.7Very Good
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9
Lecoolife3 Pack Photoelectric Smoke and Carbon Monoxide Detector, Smoke Alarm Sealed-in 10 Year Lithium Battery-Operated (White)
Key specs-
batteries:No
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power source:Battery Powered
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alarm:Audible
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sensor:electrochemical, photoelectric
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dimensions:5.87 x 5.39 x 5.31 inches
8.5Good
Our Rating
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10
First AlertFirst Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup and Voice & Location Alerts, SMCO100V-AC, 1-Pack
Key specs-
color:White
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batteries:Yes
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power source:Corded Electric
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alarm:Smoke and CO Alarm
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style:Precision Detection
8.4Good
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