Carbon monoxide detectors in comparison
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Last updated on 17.09.2026
1
First Alert Plug in Carbon Monoxide Alarm
First Alert
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9,9
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2
Kidde Smart Smoke & CO Detector with Ring, AA Battery, RGCUDR-RW
Kidde
free shipping
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9,8
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3
Klein Tools ET110 CO Meter, Carbon Monoxide Tester and Detector with Exposure Limit Alarm, 4 x AAA Batteries and Carry Pouch Included
KLEIN TOOLS
7% off
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9,7
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4
TOPTES CT-580 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Vibration, Visual & Audible Alarms, 0-1000PPM, TFT Color Display for Home, Camping, Travel, Industrial & Professional Use
TOPTES
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9,7
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5
SITERWELL Plug in Carbon Monoxide Detector 10 Year Battery&AC Powered,
SITERWELL
14% off
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9,7
Offer ends in:
08Days
02hours
09minutes
14seconds
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6
X-Sense Smoke Detector Carbon Monoxide Detector Combo, SC07, 1-Pack
X-Sense
12% off
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9,6
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7
Sensorcon Inspector CO Monitor | ETL Intrinsically Safe Portable Gas Monitor | UL 913 | Industrial and Scientific | HVAC, Utility and Safety | Industrial Model
Sensorcon
6% off
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9,5
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8
CO2 Monitor for Home CO2 Detector, Photoacoustic Sensor
U UNNI
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9,4
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9
TPI Carbon Monoxide Analyzer Kit: 0 to 10,000 ppm
TPI
free shipping
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9,4
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10
SITERLINK Hardwired Smoke and Carbon Monoxide Detector with Battery
siterlink
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9,3
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You might also be interested in these carbon monoxide detectors.
Carbon Monoxide CO Meter by Forensics | USA NIST Calibration | Dust & Explosion Proof | USB Recharge | Sound, Light and Vibration Alarms | 0-1000 ppm |
ACCURATE: Carbon Monoxide (CO) gas detector, 0-1000ppm with 1ppm resolution. USA NIST Calibration.
$ 99.45
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Heiman Carbon Monoxide Detectors, Interconnected, UL 2034 5th Ed, C1-R
【UL 2034 5th Ed. Certified & CSFM Approved】 Rigigorously tested and UL Listed to meet the latest UL 2034 5th Edition safety standards. This Heiman Carbon Monoxide Detectors is officially CSFM Approved (California State Fire Marshal), ensuring top-tier reliability for your family. Winner of the Red Dot Award, its sleek, modern design seamlessly blends into any home decor while providing professional-grade protection.
$ 29.98
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Amazon Smart Air Quality Monitor, Detects temperature, humidity, carbon monoxide, PM2.5 and VOCs, Get notifications when air quality drops, Works with Alexa
Know your air – Amazon Smart Air Quality Monitor makes it easy to understand what’s in your indoor air.
$ 69.99
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Safe T Alert - Mini Dual LP/CO Alarm - Flush Mount Black - 25-742-BL
DUAL PROPANE & CO DETECTION – Patented Double-Duty Alarm upgrades single 12V propane alarms to detect both Propane Gas and Carbon Monoxide. Replaces Atwood Models 31013 & 31014 without modifications.
$ 81.99
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First Alert SC-9120B Hardwired Smoke and Carbon Monoxide Alarm with Battery Backup 2 Pack
Hardwired CO smoke alarm features battery backup for constant monitoring
$ 103.00
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Ting Electrical Fire Prevention Sensor & Service - Residential Use Only
PEACE OF MIND: Ting (the sensor and service) is statistically proven to prevent ~80% of electrical fires, significantly reducing electrical fire risk in homes. Ting alone cannot eliminate 100% of electrical fire risks.
$ 99.00
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Kidde Carbon Monoxide Detector, Plug-in & AA Battery Backup, COPD
DETECTS CARBON MONOXIDE: With backlit display that shows CO levels & sounds a loud 85 dB alarm when CO is detected to signal evacuation; sleep peacefully with no nighttime chirps; LED warning light indicates hazard; Test/Hush button for quick checks
$ 43.97
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18% off
MSA Altair Single-Gas Detector, (CO) (Low: 25ppm, High: 100ppm), UL
MAINTENANCE FREE: High-capacity two-year (1080 alarm minutes) battery, no sensor or battery changes necessary, built-in gas delivery adapter to eliminate additional accessories
$ 225.57
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12% off
X-Sense Smoke Detector and Carbon Monoxide Detector, SC01, 1-Pack
Please Note: SC01 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC01-W
$ 37.99
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TOPTES CT-913 Portable Carbon Monoxide Detector, Rechargeable CO Detector with Upgraded Sensor, TFT Color Display with Triple Alarms, 0-1000PPM for Camping, Travel, Industrial & Professional Use
Professional CO Detection: The TOPTES CT-913 helps identify carbon monoxide hazards in homes, RVs, garages, workshops, boats, and job sites. With a 0–1000 PPM detection range, real-time readings, trend graph, and customizable alarm thresholds, it helps quickly assess changing CO levels during inspections and daily use
$ 75.99
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Siterwell Travel Carbon Monoxide Detector 7 Year Product Life,
High Accuracy & Reliability: This carbon monoxide detector conforms to ETL standards and has a built-in advanced electrochemical sensor that detects dangerous CO levels more accurately and responds more quickly. In case of danger, the carbon monoxide detector gives an alarm of no less than 85dB to 3-meter, providing you the ultimate protection
$ 79.99
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Sensorcon Inspector CO Monitor | CE Certified Portable Gas Monitor | Industrial and Scientific | IP67 | Standard Model
Professional-Grade CO Detection: Equipped with advanced electrochemical sensor and proprietary embedded software, this portable carbon monoxide sensor (INS-CO-01) delivers accurate, reliable readings of CO concentrations in parts per million (ppm).
$ 154.00
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