First Alert CO400 COBATT-6 Battery Operated Carbon Monoxide Alarm (Pack of 6)

First Alert CO400 COBATT-6 Battery Operated Carbon Monoxide Alarm (Pack of 6)

The First Alert COBATT-6 Pack of 6 Carbon Monoxide Alarms feature an electrochemical CO sensor, an 85dB horn, End of Life and silence features. These Carbon Monoxide Detectors also have a low power-warning indicator that will cause the alarm to "chirp"... more

$79.96

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First Alert CO511B Wireless Interconnect Carbon Monoxide Detector with Voice Alarm

First Alert CO511B Wireless Interconnect Carbon Monoxide Detector with Voice Alarm

First Alert CO511B Wireless Carbon Monoxide Alarm detects carbon monoxide and has a voice alarm that studies have shown to wake children up better than standard alarms. This alarm will sound if it detects carbon monoxide even during power outage. It... more

$43.08

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First Alert PC910 10-Year 2 in 1 Photoelectric Smoke Detector with Carbon Monoxide Alarm, White

First Alert PC910 10-Year 2 in 1 Photoelectric Smoke Detector with Carbon Monoxide Alarm, White

The First Alert PC910 Smoke and Carbon Monoxide Alarm features an unprecedented ten year lifespan that complies with the Current 10-Year Legislation. A leap in technology has eliminated the need to ever power or charge this unit with batteries. An end... more

$49.99

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Carbon Monoxide Alarms: First Alert Carbon Monoxide Detectors Battery Operated Carbon Monoxide Alarm with Battery Backup CO5120BN, Red

Carbon Monoxide Alarms: First Alert Carbon Monoxide Detectors Battery Operated Carbon Monoxide Alarm with Battery Backup CO5120BN, Red

The BRK hardwire carbon monoxide alarm detects dangerous CO gas and allows you peace of mind with its battery backup. This alarm features a controlled microprocessor for few were nuisance alarms and quick plug-in power connector for easy installation.... more

$29.82

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First Alert Carbon (Black) Monoxide Alarm Detector

First Alert Carbon (Black) Monoxide Alarm Detector

120V plug-in with a battery backup. Digital LED (light emitting diode) display with easy view back light. Displays carbon monoxide concentration in parts per million. Electrochemical carbon monoxide sensor. Loud 85dB alarm with mute button, low battery... more

$53.33

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First Alert Wireless Interconnect Carbon (Black) Monoxide Detector with Voice Alarm

First Alert Wireless Interconnect Carbon (Black) Monoxide Detector with Voice Alarm

Wireless Carbon Monoxide Alarm detects carbon monoxide and has a voice alarm that's proven to wake children up better than standard alarms. It also has a horn tone with low frequencies for the hearing impaired and elderly. This alarm will sound if it... more

$56.00

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First Alert CO410 Battery Digital Display Carbon Monoxide Detector with Front-Ac White

First Alert CO410 Battery Digital Display Carbon Monoxide Detector with Front-Ac White

Battery Digital Display Carbon Monoxide Detector with Front-Access Battery Compartment, 2 Silence Features and Peak Level Recall Button Basic battery operated carbon monoxide alarm with added digital display feature. Features: Carbon monoxide detector... more

$61.05 $44.24

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Build.com

(10,000+)
First Alert White 2-in-1 Photoelectric Battery-operated Carbon Monoxide Alarm and Smoke Detector (White) (Plastic)

First Alert White 2-in-1 Photoelectric Battery-operated Carbon Monoxide Alarm and Smoke Detector (White) (Plastic)

Protect your home and family with the First Alert photoelectric carbon monoxide alarm and smoke detector. Two alarm systems individually alert you to both fire and carbon monoxide detection. Nuisance Free Technology ensures that you are not frightened... more

$41.99

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First Alert Wireless Interconnect Carbon Monoxide Detector with Voice Alarm

First Alert Wireless Interconnect Carbon Monoxide Detector with Voice Alarm

Free Shipping on Over 500K Items!

Wireless Carbon Monoxide Alarm detects carbon monoxide and has a voice alarm that's proven to wake children up better than standard alarms. It also has a horn tone with low frequencies for the hearing impaired and elderly. This alarm will sound if it... more

$43.08

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First Alert Explosive Gas And Carbon Monoxide Detector Gc01cn

First Alert Explosive Gas And Carbon Monoxide Detector Gc01cn

First alert explosive gas and carbon monoxide detector gc01cn more

$56.79

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Digital Display W/Bttry Backup First Alert/Brk Brands Carbon Monoxide Detectors

Digital Display W/Bttry Backup First Alert/Brk Brands Carbon Monoxide Detectors

Digital display w/bttry backup more

$73.59 $51.80

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First Alert Battery Operated Smoke and Carbon Monoxide Alarm with Voice Alert

First Alert Battery Operated Smoke and Carbon Monoxide Alarm with Voice Alert

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First Alert battery operated talking combination smoke alarm and carbon monoxide detector has a mute button to silence any nuisance alarms. Single button tests all alarm functions. Voice alarm is easy to program for alarm's location within the home (11... more

$39.97

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First Alert Plug-In Explosive Gas and Carbon Monoxide Alarm with Digital Display

First Alert Plug-In Explosive Gas and Carbon Monoxide Alarm with Digital Display

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First Alert plug-in combination natural, methane, propane gas and carbon monoxide detector with battery operated backup. Household multi gas detectors and explosive gas leakage detectors from First Alert. Backlit display for easy reading. Plugs into... more

$38.01

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First Alert PRC710 2 In 1 White Combo Detector With 10 Year Life (Alarm)

First Alert PRC710 2 In 1 White Combo Detector With 10 Year Life (Alarm)

2 in 1 combo smoke and carbon monoxide alarm Photoelectronic smoke alarm No battery replacements Nuisance resistant technology Electrochemical sensor New thin, round design 3 volt lithium power cell included Power LED and alarm indicator End of life... more

$56.99

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First Alert Co400 First Alert Battery Powered Carbon Monoxide Alarm [no Digital Display]

First Alert Co400 First Alert Battery Powered Carbon Monoxide Alarm [no Digital Display]

Battery powered carbon monoxide detector from First Alert with mute button to silence any nuisance alarms. Single button also tests alarm functions. Utilizes electrochemical sensor for increased accuracy. Easy, front access to the battery. 5-year... more

$22.41

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First Alert CO605 Carbon Monoxide Plug-In Alarm with Battery Backup

First Alert CO605 Carbon Monoxide Plug-In Alarm with Battery Backup

Protect yourself and your family from the potentially deadly effects of carbon monoxide with the First Alert CO605 Plug-In Carbon Monoxide Alarm with Battery Backup. This easy-to-install, UL-listed alarm features advanced technology, a user-friendly... more

$19.94

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First Alert Battery-Powered 3-Volt Smoke Detector P1000-Pn

First Alert Battery-Powered 3-Volt Smoke Detector P1000-Pn

Advanced technology in a smoke and fire alarm for maximum protection with a micro design. Designer polished nickel finish to match your home decor. Photoelectric smoke sensor for less frustration from nuisance alarms. Includes long-life lithium CR2... more

$25.70

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Lowe's

(25,000+)
KIDDE KNCOSMXTRBA Smoke and Carbon Monoxide Alarm,w/2 AA G4150651

KIDDE KNCOSMXTRBA Smoke and Carbon Monoxide Alarm,w/2 AA G4150651

$50+ Orders Ship Free

Smoke and Carbon Monoxide Alarm, Detection Method Ionization, Electrochemical, No Interconnection Capability, Power Source (2) AA, Audible Alert 85dB, Visual Alert Red LED, Diameter 57/32 In., Height 515/64 In., Depth 113/16 In., Width 539/64 In.,... more

$64.00

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(50,000+)
FIRST ALERT CO400B Carbon Monoxide Alarm, Electrochemical

FIRST ALERT CO400B Carbon Monoxide Alarm, Electrochemical

$50+ Orders Ship Free

Carbon Monoxide Alarm, Detection Method Electrochemical, No Interconnection Capability, Power Source (2) 9V Batteries, Audible Alert 85dB 10 ft., Chirp, Visual Alert Red LED, Height 31/3 In., Depth 11/2 In., Width 43/4 In., Digital Readout No, Battery... more

$21.23

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(50,000+)
First Alert 6-Pack Ac Hardwired 120-Volt Smoke Detectors 9120B6cp

First Alert 6-Pack Ac Hardwired 120-Volt Smoke Detectors 9120B6cp

Hardwired ionization smoke alarm with 9 volt battery back up. Battery backup provides consistent protection for added safety during power outages. Smart technology helps to reduce the number of nuisance alarms. Latching alarm indicator remembers which... more

$65.57

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Lowe's

(25,000+)
First Alert Ac Hardwired 120-Volt Smoke Detector Sa520b

First Alert Ac Hardwired 120-Volt Smoke Detector Sa520b

Features a wireless connection so when 1 alarm is triggered all alarms will sound. Wireless interconnect technology eliminates the need for an electrician to pull wires. Reliable radio frequency communication between alarms creates a secure fire safety... more

$38.89

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Lowe's

(25,000+)
Nest Protect smoke & carbon monoxide alarm, Battery (2nd gen)

Nest Protect smoke & carbon monoxide alarm, Battery (2nd gen)

Nest Protect looks for fast-burning fires, smoldering fires, and carbon monoxide. It tells you where the danger is and alerts your phone in case you’re not home. more

$99.00

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First Alert Battery Powered Carbon Monoxide Alarm CO400

First Alert Battery Powered Carbon Monoxide Alarm CO400

First Alert Battery Powered Carbon Monoxide Alarm Features: -Carbon monoxide alarm.-Electrochemical carbon monoxide sensor.-Front access battery door for changing battery easier.-Silence and test button.-Alarm action chart instructs on what to do if an... more

$44.99

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First Alert PR700 Smoke Alarm with Photoelectric Sensor & Slim Round

First Alert PR700 Smoke Alarm with Photoelectric Sensor & Slim Round

The First Alert PR700 Battery-Operated Photoelectric Smoke and Fire Alarm provides maximum protection with a new slim design, which adds an element of style to safety. The detector is half the thickness of a standard alarm, creating a sleek design... more

$19.54

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Kidde Nighthawk Kn-cosm-ba Combo Smoke/carbon Monoxide Alarm - 85 Db - Flashing Led - Security Alarm - White (KID9000102)

Kidde Nighthawk Kn-cosm-ba Combo Smoke/carbon Monoxide Alarm - 85 Db - Flashing Led - Security Alarm - White (KID9000102)

Combination smoke/carbon monoxide alarm emits a voice alarm to eliminate confusion. Alerts you to which danger it senses. Offers test/reset button and flashing LED to verify alarm operation. Easy install, no wiring needed. Smoke/carbon monoxide alarm... more

$41.25

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Onelink by First Alert Wi-Fi Smoke + Carbon Monoxide Alarm, Battery, Apple Home Kit-Enabled dc10-500

Onelink by First Alert Wi-Fi Smoke + Carbon Monoxide Alarm, Battery, Apple Home Kit-Enabled dc10-500

Onelink by First Alert Wi-Fi Smoke + Carbon Monoxide Alarm, Battery, Apple Home Kit-Enabled The home kit-enabled onelink by First Alert Wi-Fi smoke+carbon monoxide alarm and the free onelink home app on your iPhone or iPad work for your peace of mind,... more

$129.74

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INDUSTRIAL SCIENTIFIC 6514872K12300 MultiGas Detector,4 Gas,4 to 122F,LCD

INDUSTRIAL SCIENTIFIC 6514872K12300 MultiGas Detector,4 Gas,4 to 122F,LCD

$50+ Orders Ship Free

MultiGas Detector, 4 Gas, Detects Oxygen, Carbon Monoxide, Hydrogen Sulfide, Lower Explosive Limit, Sensor Range O2 0 to 30 Percent, CO 0 to 1000 ppm, H2S 0 to 100 ppm, LEL 0 to 100 Percent, Operating Temp. Range 20 to 50 Degrees C (4 to 122 Degrees... more

$6,161.54

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(50,000+)
First Alert BRK Photo-Electric Hardwired Smoke Detector with Strobe Light Alarm

First Alert BRK Photo-Electric Hardwired Smoke Detector with Strobe Light Alarm

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The BRK Hardwired Smoke Alarm detects smoldering fires and has a strobe light alarm (with sound). The strobe satisfies the ADA approved strobe compliancy. This alarm also has photoelectric smoke sensing technology that reduces false alarms and sense... more

$86.69

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First Alert Wireless Interconnect Smoke Detector with Voice Alarm

First Alert Wireless Interconnect Smoke Detector with Voice Alarm

Free Shipping on Over 500K Items!

The Wireless Smoke Alarm detects smoldering fires and has a voice alarm that's proven to wake children up better than standard alarms. It also has a horn tone with low frequencies for the hearing impaired and elderly. This alarm will sound if it... more

$40.19

FREE shipping

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Nest Protect Wired Smoke and Carbon Monoxide Detector

Nest Protect Wired Smoke and Carbon Monoxide Detector

Free Shipping on Over 500K Items!

This Protect Wired Smoke and Carbon Monoxide Detector from Nest is the ultimate smoke alarm for your home. Re-designed from the inside out, it has an industrial-grade smoke sensor, can be silenced from your phone, tests itself automatically and lasts... more

$99.00

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First Alert 601271 Brk Direct Wire Ac-Dc Smoke And Carbon (Black) Monoxide Alarm

First Alert 601271 Brk Direct Wire Ac-Dc Smoke And Carbon (Black) Monoxide Alarm

Hardwired ionization/CO combination alarm meets new construction requirements. Electrochemical Carbon Monoxide Sensor - the most accurate sensor available as compared to other sensing technologies Single button test/silence 9V Alkaline Battery Backup... more

$53.09

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First Alert Talking 2-in-1 Smoke & Carbon Monoxide Alarm - 3-Pack, With Voice and Location, Model SC07CN

First Alert Talking 2-in-1 Smoke & Carbon Monoxide Alarm - 3-Pack, With Voice and Location, Model SC07CN

The First Alert Talking 2-in-1 Smoke & Carbon Monoxide Alarm with Voice & Location is easy to program with 11 preprogrammed home locations. The voice alarm not only tells you what part of the home is in danger, but whether the danger is smoke or carbon... more

$154.99

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(10,000+)
First Alert Dual Sensor Smoke Alarm SA320CN

First Alert Dual Sensor Smoke Alarm SA320CN

First Alert Dual Sensor Smoke Alarm Features: -Includes 2 AA batteries.-Smoke alarm.-Utilizes ionization and photoelectric smoke sensors.-Single button silence with test mutes unwanted alarms.-Product Type: Smoke Detector.-Orientation: Wall/Ceiling... more

$66.99 $41.99

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First Alert SC9120B Combination Smoke and Carbon Monoxide Alarm with Battery Bac White

First Alert SC9120B Combination Smoke and Carbon Monoxide Alarm with Battery Bac White

Features: Detects both smoke and carbon monoxide Uses ionization technology and features an electrochemical sensor Large, simple to use silence/test button emits low battery warning Features tamper resistant locking pins for increases safety Includes... more

$64.20 $46.23

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Build.com

(10,000+)
Kidde 21010170 10 Year Kitchen Smoke & Carbon (Black) Monoxide Detector (Alarm)

Kidde 21010170 10 Year Kitchen Smoke & Carbon (Black) Monoxide Detector (Alarm)

10 years of battery life Detects smoke and carbon monoxide Sealed-in Lithium power supply Advanced photoelectric sensor detects particles associated with slow smoldering fires Alarm automatically activates when attached to the mounting bracket Test /... more

$53.49

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First Alert PC910V White 2-In-1 Smoke/Fire & Carbon (Black) 10 Year Monoxide Alarm (Alarm)

First Alert PC910V White 2-In-1 Smoke/Fire & Carbon (Black) 10 Year Monoxide Alarm (Alarm)

Voice and location feature alerts via horn and voice to type and location of danger to allow for the best plan of escape End of alarm life signal notifies when alarm needs replaced Mute/silence button Versatile wall or ceiling mount with easy slide in... more

$54.79

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First Alert CO5120BN 120V Powered Carbon Monoxide Alarm with Battery Back-up La White

First Alert CO5120BN 120V Powered Carbon Monoxide Alarm with Battery Back-up La White

120V Powered Carbon Monoxide Alarm with Battery Back-up, Latching Alarm Indicator, 2 Silence Features, Intelligent Sensing Technology and Dust Cover Hardwired carbon monoxide alarm with battery back-up meets codes where CO alarms are required for new... more

$61.79 $44.78

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Build.com

(10,000+)
Kidde Smoke and (CO) Carbon Monoxide Combo Alarm KN-Cosm-BA, White

Kidde Smoke and (CO) Carbon Monoxide Combo Alarm KN-Cosm-BA, White

Combination smoke/carbon monoxide alarm emits a voice alarm to eliminate confusion. Alerts you to which danger it senses. Offers test/reset button and flashing LED to verify alarm operation. Easy install - no wiring is needed. Requires 3 AAA batteries... more

$31.22

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Shopperheads Carbon Monoxide & Gas Detector

Shopperheads Carbon Monoxide & Gas Detector

Sensor loudly alerts your household when it detects the presence of harmful carbon monoxide gas more

$50.98 $14.99

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Kidde Combo Carbon Monoxide and Smoke Alarm with Strobe Light

Kidde Combo Carbon Monoxide and Smoke Alarm with Strobe Light

Loud 85 decibel piercing alarm, verbal warnings and strobe light alerts Interconnectable with up to 24 alarms LED lights indicate alarm status Test/Reset Button to test or silence the alarm Easy to install Kidde Combo Carbon Monoxide and Smoke Alarm... more

$179.95

FREE shipping

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