Best Carbon Monoxide Detector - April 2024

First Alert CO605 Plug-In Battery Backup CO Alarm, 1 pack, White

• ASIN: B000ND74XA
• UPC: 765042442132
• ASIN: B000ND74XA
• Brand: First Alert
• Size: 1 pack
• Manufacturer: First Alert

Kidde KN-Copp-3 Monoxide Detector

• ASIN: B00002N86A
• UPC: 784908007605
• ASIN: B00002N86A
• Brand: Kidde
• Size: 1 Pack
• Manufacturer: Kidde

Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-Copp-B-LPM

• ASIN: B004Y6V5CI
• UPC: 785983912532
• ASIN: B004Y6V5CI
• Brand: Kidde
• Size: 1 Pack
• Manufacturer: Kidde

First Alert Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated, SCO5CN

• ASIN: B000MXJ498
• UPC: 704335118101
• ASIN: B000MXJ498
• Brand: First Alert
• Size: 1 Pack
• Manufacturer: First Alert

First Alert Carbon Monoxide Detector|No Outlet Required, Battery Operated, 2-Pack, CO400

This handy 2-pack of First Alert CO400 Carbon Monoxide Alarms utilizes electrochemical carbon monoxide sensors to monitor your space for carbon monoxide threats. The battery-powered design doesn't require an electrician; simply insert the included 9-volt battery into each alarm, and the carbon monoxide detectors are ready to go. The advanced electrochemical CO sensors detect carbon monoxide leaks from multiple sources, such as faulty fuel-burning appliances, blocked chimneys, and generators running inside or too close to homes. When CO levels become elevated, a loud 85-decibel alarm alerts you... [Read More]

• ASIN: B002GP7CZS
• UPC: 029054003720
• ASIN: B002GP7CZS
• Brand: First Alert
• Size: 2 pack
• Manufacturer: First Alert

Nighthawk Plug-in Carbon Monoxide & Explosive Gas Detector Alarm with Digital Display | Model KN-COEG-3

• ASIN: B0002EVNJ6
• UPC: 783961021658
• ASIN: B0002EVNJ6
• Brand: Kidde
• Size: 1
• Manufacturer: Kidde

First Alert BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup, 3 Pack

The First Alert BRK sc-9120b hardwired combination smoke and carbon monoxide alarm uses electrochemical Co sensing technology and ionization sensor for smoke detection. This hardwired dual Co smoke alarm can be connected to other compatible BRK or First Alert hardwired Co smoke detectors within a single-family residence. The latching alarm indicator automatically identifies which unit initiated the alarm-even after the conditions that set off the alarm have subsided. Using a 9-volt backup battery, the smoke and carbon monoxide detector can function even in the event of a power outage. Addition... [Read More]

• ASIN: B07B4C7MQ6
• UPC: 029054019332
• ASIN: B07B4C7MQ6
• Brand: First Alert
• Size: 3 pack
• Manufacturer: First Alert

First Alert Dual-Power Carbon Monoxide Detector Alarm | Plug-In with Battery Backup and Digital Display, CO615

• ASIN: B000Q5VMKG
• UPC: 029054000712
• ASIN: B000Q5VMKG
• Brand: First Alert
• Size: 1 pack
• Manufacturer: First Alert

First Alert Plug-In Carbon Monoxide Detector with Battery Backup, 3-Pack, CO605

The First Alert CO605 Plug-In Carbon Monoxide Alarm with Battery Backup utilizes an electrochemical carbon monoxide sensor to accurately and effectively warn you of elevated CO levels. The plug-in design and included battery backup mean your space can be continuously monitored for dangerous carbon monoxide gas, even during power outages. Simply plug the alarm into a 120-volt outlet, and the personal carbon monoxide detector is ready to go. When CO levels rise above a safe threshold, a loud 85-decibel alarm alerts you to the threat. Designed for simple use, the CO detector has just one button t... [Read More]

• ASIN: B014KEPQLE
• UPC: 029054015778
• ASIN: B014KEPQLE
• Brand: First Alert
• Size: 3 pack
• Manufacturer: First Alert / BRK Brands, Inc.

Kidde 21026043 Battery-Operated(Not Hardwired) Combination Smoke/Carbon Monoxide Alarm with Voice Warning KN-COSM-BA

The Kidde KN-COSM-BA Combination Carbon Monoxide & Smoke Alarm provides two important safety devices in a single unit. This alarm includes a voice warning system that announces “Fire, Carbon Monoxide, Low Battery and Smart Hush Activation.” The voice alarm eliminates any confusion and clearly warns you and your family of a smoke or carbon monoxide danger, or if your battery is in need of replacement. This technologically advanced combination alarm is battery operated protecting you and your family even during a power outage when many incidences occur. The KN-COSM-BA is an easy to install a... [Read More]

• ASIN: B00PC5S0PA
• UPC: 047871260430
• ASIN: B00PC5S0PA
• Brand: Kidde
• Size: 1 Pack
• Manufacturer: Kidde Safety

Kidde 21025778 Carbon Monoxide Alarm Battery

• ASIN: B004Y6V6K4
• UPC: 047871098521
• ASIN: B004Y6V6K4
• Brand: Kidde
• Size: 1 Pack
• Manufacturer: Kidde

Combination Smoke and Carbon Monoxide Detector Alarm Digital Display for Travel Home Bedroom and Kitchen 9V Battery Operated

◆Power supply: DC 9V battery, 6F22 ◆Standby current: ≤98uA ◆Alarm current: ≤75mA ◆Alarm sound: ≥85dB (1m) ◆Sensor type: Photoelectric sensor & Electrochemical CO sensor ◆Low battery warning:

• ASIN: B07S6R35CG
• UPC: 736530863807
• ASIN: B07S6R35CG
• Brand: BQQZHZ
• Size: 4.5*1.5 in
• Manufacturer: BQQZHZ

Nest S3000BWES Nest Protect 2nd Gen Smoke + Carbon Monoxide Alarm, Battery (Battery)

There’s never been a smoke and CO alarm quite like this. Nest Protect looks for fast-burning fires, smoldering fires, and carbon monoxide. It also speaks up when there’s a problem, can be hushed from your phone, and it will even message your phone in case you’re not home

• ASIN: B00XV1RCRY
• UPC: 854448003679
• ASIN: B00XV1RCRY
• Brand: NESTC
• Size: 1
• Manufacturer: Nest Labs

First Alert Plug-In Carbon Monoxide Detector, 3-Pack, CO600

The 3-pack of First Alert CO600 Plug-In Carbon Monoxide Detector helps protect your family in multiple rooms. The alarms feature an 85-decibel alarm and an electrochemical sensor, and easily plug into any standard outlet with no additional mounting necessary. One button silences any nuisance alarms, and also tests detector functions. And an end-of-life signal enhances your safety by letting you know when it's time to replace the unit. Keep your family safer by installing units on multiple levels and in each bedroom.

• ASIN: B014KEPWY0
• UPC: 696746720410
• ASIN: B014KEPWY0
• Brand: First Alert
• Size: 3 pack
• Manufacturer: First Alert / BRK Brands, Inc.

Kidde 21010047 C3010D Worry-Free Carbon Monoxide Alarm with Digital Display and 10 Year Sealed Battery

• ASIN: B00FHW7P40
• UPC: 047871100477
• ASIN: B00FHW7P40
• Brand: Kidde
• Size: With digital display
• Manufacturer: Kidde

Kidde Smoke and (CO) Carbon Monoxide Alarm Value I9040E KN-COB-LP2

The Kidde Smoke and (CO) Carbon Monoxide Alarm Value Pack protects your family in two ways. The smoke detector senses smoke and alerts your household in the event of a fire. The CO Kidde alarm

• UPC: 26524563
• Model: 21027565
• Color: Multicolor
• Rating: 4.705

2 in 1 Carbon Monoxide&Smoke Alarm Smoke Fire Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Digital Display for CO Level

This Arzil Combination Smoke and Carbon Monoxide Alarm provides two important safety devices in a single unit. Its battery operated to protect you and your family even during a power outage. This Asewin smoke and

• UPC: 665239209
• Rating: 4.2

Arzil 2 in 1 Carbon Monoxide&Smoke Alarm Smoke Fire Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Digital Display for CO Level

This combination smoke/CO alarm features an 85dB horn and voice that announces "Fire", "Carbon Monoxide", and "Low Battery" warnings when detected. Meets NFPA 72 standards Smoke and Carbon Monoxide Alarm, Detection Method Ionization, Electrochemical, Up

• UPC: 143264986

Arzil 2 In 1 Carbon Monoxide&Smoke Alarm Smoke Fire Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Digital Display

This Arzil Combination Smoke and Carbon Monoxide Alarm provides two important safety devices in a single unit. Combination high accurate electrochemical sensor and photoelectric sensor, Electrochemical CO sensor alerts you to carbon monoxide danger, Photoelectric

• UPC: 272208306
• Model: 21627450
• Color: White
• Rating: 4.061

Arzil Combination Photoelectric Smoke and Carbon Monoxide Detector for Home, Travel Portable Fire&Co Alarm Battery Operated with Sound Warning and Digital Display

Specifications:Dimension: Approx. 11.4x 3.5cm/ 4.89x 1.38 "Power Supply: 1 x 9V alkaline 6LR61 or carbon zinc battery 6F22CO: Sensitivity & timeSmoke: 1%~5%/ FT OBSStandby Current: Alarm Current: 50ppm: Alarm 60-90 minutes100ppm: Alarm 10-40 minutes300ppm: Alarm

• UPC: 537793920

2PCS Battery Operated CO Carbon Monoxide Detector Fire Sensor LED Indicator with Sound Alarm Digital Display Security High Sensitivity

A perfect item for protecting your family from the dangers of carbon monoxide Advanced level of protection, easy to read with the digital display, even in low light conditions. Power Supply 3 AA size batteries

• UPC: 946776655
• Color: 2 PacksOther
• Rating: 2.333

2 in 1 SMT Carbon Monoxide and Smoke Alarm Smoke Fire Gas Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Digital Display for CO Level

Features:1.2 in 1 Carbon Monoxide+Smoke Detector2.Adopt high reliability electrochemical sensor and infrared photoelectric sensor3.LCD liquid crystal display density4.3*AA 1.5V battery powered5.Low current consumption, long standby life6.Battery low battery prompt7.Alarm memory function8.Alarm pause (silent mode)9.Double warning

• UPC: 242529078
• Color: GrayCo+Smoke Detector Type 2
• Rating: 1.429

Yosoo Carbon Monoxide Alarm, Battery Carbon Monoxide Detector,1PC LCD Display CO Carbon Monoxide Detector Sensor Tester with Sound Light Alarm Warning Hot

Description:Ourdetector is a great household necessity to protect your families'safety, and it is also perfect for using in factory, school, bank, workshop, hotel andso on. It is highly sensitive with high stability, very easy to

• UPC: 345549525
• Rating: 4.75

2 in 1 Carbon Monoxide&Smoke Alarm Smoke Fire Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Display for CO Level

This Arzil Combination Smoke and Carbon Monoxide Alarm provides two important safety devices in a single unit. Its battery operated to protect you and your family even during a power outage. This Asewin smoke and

• UPC: 843254757
• Rating: 4.0

2 in 1 Carbon Monoxide & Smoke Alarm Smoke Fire Sensor Alarm CO Carbon Monoxide Detector Sound Combo Sensor Tester Battery Operated with Display for CO Level

Type 1: Co + Smoke Detector Type 2: Co Detector Features:1.2 in 1 Carbon Monoxide+Smoke Detector2.Adopt high reliability electrochemical sensor and infrared photoelectric sensor3.LCD liquid crystal display density4.3*AA 1.5V battery powered5.Low current consumption, long standby

• UPC: 279709232
• Color: GrayCo + Smoke Detector
• Rating: 1.0

Kidde Carbon Monoxide Alarm BEST PROTECTION DURING POWER OUTAGES, BATTERIES INCL

• UPC: 254524097710
• Category: Smoke & Gas Detectors
• Price: 20 USD

Carbon Monoxide First Response FC800 Plug in EUC Better Safe than Sorry

• UPC: 283795908723
• Category: Smoke & Gas Detectors
• Price: 24 USD

FIRST ALERT CARBON MONOXIDE ALARM ~ MODEL FCD4 - Best on market. battery back up

• UPC: 153114232904
• Category: Smoke & Gas Detectors
• Price: 13 USD

4x 12V 24V DC Wired Smoke Detector Fire Alarm w/ NC NO Relay Output for security

• UPC: 332066863029
• Category: Smoke & Gas Detectors
• Price: 48 USD

DC12V Gas Leak Detector Natural Gas Alarm with Relay Dry Contact NC NO Output

• UPC: 332112938699
• Category: Smoke & Gas Detectors
• Price: 14 USD

2x Wired Industrial Smoke Detector Boat Machine Boiler Drying Motor Aging Room

• UPC: 332144710852
• Category: Smoke & Gas Detectors
• Price: 38 USD

5x Wired Smoke Detector NC NO 9-35V Fire Security Sensor Optical Smoke Alarm

• UPC: 332031198076
• Category: Smoke & Gas Detectors
• Price: 59 USD

2pcs NC NO Dry Contact Relay Output Fire Alarm Photoelectronic Smoke Detector

• UPC: 332066856660
• Category: Smoke & Gas Detectors
• Price: 26 USD

2x Combustible Natutral Gas Detector LPG LNP Leak Alarm with NC NO Relay Output

• UPC: 332031195058
• Category: Smoke & Gas Detectors
• Price: 27 USD

2x 100-240V AC Powered Smoke Detector & Fire Alarm Sensor With Battery Backup

• UPC: 332031198084
• Category: Smoke & Gas Detectors
• Price: 25 USD