Suggested
Carbon Monoxide(304)
Uses item details. Price when purchased online
X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm With Display, Over 820 ft Transmission Range, SC07-W, 3-Pack From $42.99
Sponsored
From$4299
X-Sense Wireless Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery Alarm With Display, Over 820 ft Transmission Range, SC07-W, 3-Pack
3774.6 out of 5 Stars. 377 reviews
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 5 PACK, SC06 From $41.99
Sponsored
From$4199
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 5 PACK, SC06
6324.6 out of 5 Stars. 632 reviews
X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN From $42.99
Sponsored
From$4299
X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN
1884.7 out of 5 Stars. 188 reviews
Save with
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, 3 PACK, SC01 From $42.99
Sponsored
From$4299
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, 3 PACK, SC01
674.5 out of 5 Stars. 67 reviews
Save with
Overall pick Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5-LP3 $23.44
$2344
current price $23.44Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5-LP3
5904.7 out of 5 Stars. 590 reviews
Save with
100+ bought since yesterday Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators From $27.47
3 options
Available in additional 3 optionsFrom$2747
Kidde AC Plug-In Carbon Monoxide Detector with Battery Backup, CO Alarm with LED Light Indicators
18724.7 out of 5 Stars. 1872 reviews
Save with
LCD Display CO Carbon Monoxide Gas Detector Device Home Safety Alarm Detector From $13.99
From$1399
LCD Display CO Carbon Monoxide Gas Detector Device Home Safety Alarm Detector
414.8 out of 5 Stars. 41 reviews
Save with
Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-COPP-B-LPM From $27.94
3 options
Available in additional 3 optionsFrom$2794
Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-COPP-B-LPM
7804.6 out of 5 Stars. 780 reviews
Save with
Rollback Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen $24.37 Was $28.96
Now$2437
current price Now $24.37, Was $28.96$28.96
Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen
1304.4 out of 5 Stars. 130 reviews
Save with
Universal Security Instruments Battery, Smoke, Fire, and Carbon Monoxide, Alarm, with Voice Alerts $23.30
$2330
current price $23.30Universal Security Instruments Battery, Smoke, Fire, and Carbon Monoxide, Alarm, with Voice Alerts
374.6 out of 5 Stars. 37 reviews
Save with
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack From $25.99
Sponsored
From$2599
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack
1384.6 out of 5 Stars. 138 reviews
Save with
50+ bought since yesterday Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts From $49.96
Sponsored
From$4996
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
3514.5 out of 5 Stars. 351 reviews
Save with
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack From $25.99
3 options
Available in additional 3 optionsFrom$2599
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack
1384.6 out of 5 Stars. 138 reviews
Save with
Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power From $41.97
2 options
Available in additional 2 optionsFrom$4197
Knox Safety Battery Operated Carbon Monoxide Detector, Voice Alert & Display, 10-Year Lithium Power
4034.1 out of 5 Stars. 403 reviews
Save with
Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE From $44.94
2 options
Available in additional 2 optionsFrom$4494
Kidde C3010D Carbon Monoxide Detector with Digital Display and 10-Year Worry-Free Lithium Battery, KIDDE
1114.4 out of 5 Stars. 111 reviews
Save with
50+ bought since yesterday Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts From $49.96
2 options
Available in additional 2 optionsFrom$4996
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
3514.5 out of 5 Stars. 351 reviews
Save with
Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector From $60.00
2 options
Available in additional 2 optionsFrom$6000
Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector
4394.2 out of 5 Stars. 439 reviews
Save with
Knox Safety Plugin Carbon Monoxide Detector, Voice Alert & LCD Display, 10-Year Battery Backup From $51.00
3 options
Available in additional 3 optionsFrom$5100
Knox Safety Plugin Carbon Monoxide Detector, Voice Alert & LCD Display, 10-Year Battery Backup
1904 out of 5 Stars. 190 reviews
Save with
First Alert SMICO100 Battery-Operated 2-in-1 Smoke and CO Alarm, Ionization $44.30
$4430
current price $44.30First Alert SMICO100 Battery-Operated 2-in-1 Smoke and CO Alarm, Ionization
714.2 out of 5 Stars. 71 reviews
Save with
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $29.99 Was $39.99
Now$2999
current price Now $29.99, Was $39.99$39.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester
95 out of 5 Stars. 9 reviews
Save with
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester $29.99 Was $39.99
Sponsored
Now$2999
current price Now $29.99, Was $39.99$39.99
Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester
95 out of 5 Stars. 9 reviews
Save with
Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery $58.00
Sponsored
$5800
current price $58.00Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery
244.4 out of 5 Stars. 24 reviews
Save with
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06 From $41.99
2 options
Available in additional 2 optionsFrom$4199
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06
6324.6 out of 5 Stars. 632 reviews
Save with
X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN From $42.99
2 options
Available in additional 2 optionsFrom$4299
X-Sense Combination Smoke and Carbon Monoxide Alarm, 10-Year Battery Powered Detector, UL Certified, 1 PACK, XP0H-SN
1884.7 out of 5 Stars. 188 reviews
Save with
Flash Deal TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel $40.99 Was $45.99
Now$4099
current price Now $40.99, Was $45.99$45.99
TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
234.5 out of 5 Stars. 23 reviews
Save with
X-Sense Smoke and Carbon Monoxide Alarm Combo, 10-Year Battery Powered Detector, UL 217 & UL 2034 Certified, SC07, 1-Pack From $42.99
2 options
Available in additional 2 optionsFrom$4299
X-Sense Smoke and Carbon Monoxide Alarm Combo, 10-Year Battery Powered Detector, UL 217 & UL 2034 Certified, SC07, 1-Pack
3774.6 out of 5 Stars. 377 reviews
Save with
Portable Carbon Monoxide Detector Alarm For Camping And Home Use Of The Day Home Decor Was $21.99
Portable Carbon Monoxide Detector Alarm For Camping And Home Use Of The Day Home Decor
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack From $39.99
4 options
Available in additional 4 optionsFrom$3999
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack
494.5 out of 5 Stars. 49 reviews
Save with
First Alert Dual-Power Carbon Monoxide Plug-in Alarm with Digital Display, 1039746PT $35.88 $52.00/ea
$3588
current price $35.88$52.00/ea
First Alert Dual-Power Carbon Monoxide Plug-in Alarm with Digital Display, 1039746PT
144.4 out of 5 Stars. 14 reviews
Save with
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included From $49.97
2 options
Available in additional 2 optionsFrom$4997
Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Batteries Included
2194.5 out of 5 Stars. 219 reviews
Save with
Universal Security Instruments, Sensing Plus, Hardwired, Combo Smoke, Fire & Carbon Monoxide Alarm, with 10-Year Battery Backup From $59.00
Sponsored
From$5900
Universal Security Instruments, Sensing Plus, Hardwired, Combo Smoke, Fire & Carbon Monoxide Alarm, with 10-Year Battery Backup
964.3 out of 5 Stars. 96 reviews
Save with
Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector From $60.00
Sponsored
From$6000
Kidde 10-Year Sealed Lithium Battery-Operated Combination Smoke & Carbon Monoxide Detector
4394.2 out of 5 Stars. 439 reviews
Save with
3-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV $29.99
$2999
current price $29.993-in-1 Portable CO2 Detector with Carbon Monoxide Sensor, Rechargeable Handheld Indoor Air Quality Monitor with Temperature & Humidity for Home, Car and RV
11 out of 5 Stars. 1 reviews
Save with
Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack $39.99
$3999
current price $39.99Rely Essentials 6200 Plug-in Carbon Monoxide Detector, CO Alarm with Battery Backup and Digital Display, 1-Pack
164.6 out of 5 Stars. 16 reviews
Save with
Kidde Battery-Powered Electrochemical Carbon Monoxide Detector From $39.97
2 options
Available in additional 2 optionsFrom$3997
Kidde Battery-Powered Electrochemical Carbon Monoxide Detector
694.2 out of 5 Stars. 69 reviews
Save with
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, SC01, 1-PACK From $42.99
2 options
Available in additional 2 optionsFrom$4299
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, SC01, 1-PACK
674.5 out of 5 Stars. 67 reviews
Save with
First Alert Slim Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector $46.95 Was $56.10
Now$4695
current price Now $46.95, Was $56.10$56.10
First Alert Slim Battery-Powered Photoelectric Smoke and Carbon Monoxide Detector
334.6 out of 5 Stars. 33 reviews
Save with
First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display $50.45 Was $62.99
Now$5045
current price Now $50.45, Was $62.99$62.99
First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display
894.4 out of 5 Stars. 89 reviews
Save with
Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch From $65.00
2 options
Available in additional 2 optionsFrom$6500
Kidde Hardwired Combination Smoke & Carbon Monoxide Detector, AA Battery Backup, 5-inch
3344.4 out of 5 Stars. 334 reviews
Save with
FIRST ALERT BRK CO250B Family Gard Basics Carbon Monoxide Alarm 4-Pack | Battery Operated Carbon Monoxide Detector , White $82.99
$8299
current price $82.99FIRST ALERT BRK CO250B Family Gard Basics Carbon Monoxide Alarm 4-Pack | Battery Operated Carbon Monoxide Detector , White
25 out of 5 Stars. 2 reviews
Rely Essentials 6000 Carbon Monoxide Detector with Digital Display, Battery Operated CO Alarm, Wall Mount or Tabletop, 1-Pack $24.99
$2499
current price $24.99Rely Essentials 6000 Carbon Monoxide Detector with Digital Display, Battery Operated CO Alarm, Wall Mount or Tabletop, 1-Pack
124.9 out of 5 Stars. 12 reviews
Save with
First Alert SMCO210 Sealed 10-Year-Battery 2-in-1 Smoke and CO Alarm with Slim Profile, 1046796 $45.99
$4599
current price $45.99First Alert SMCO210 Sealed 10-Year-Battery 2-in-1 Smoke and CO Alarm with Slim Profile, 1046796
1594.3 out of 5 Stars. 159 reviews
Flash Deal TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel $50.99 Was $59.99
Now$5099
current price Now $50.99, Was $59.99$59.99
TOPTES Carbon Monoxide Detector with TFT Display CT-580, Rechargeable Handheld CO Inspection Device with Vibration, Visual and Audible Alarm, CO Detector for Home, Jobsite, Garage, and Travel
44 out of 5 Stars. 4 reviews
Save with
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT $50.45 $59.35/ea
$5045
current price $50.45$59.35/ea
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT
164.9 out of 5 Stars. 16 reviews
Save with
First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery
First Alert BRK SCO2B Smoke and Carbon Monoxide (CO) Detector with 9V Battery
4894.5 out of 5 Stars. 489 reviews
SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.1 pack From $39.99
3 options
Available in additional 3 optionsFrom$3999
SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.1 pack
84.5 out of 5 Stars. 8 reviews
Save with
Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack From $58.00
2 options
Available in additional 2 optionsFrom$5800
Kidde 10-Year Battery Smoke Detector & AA Battery Carbon Monoxide Detector Value Pack
1333.4 out of 5 Stars. 133 reviews
Save with
Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery $58.00
$5800
current price $58.00Universal Security Instruments, Sensing Plus, Combo Smoke, Fire, and Carbon Monoxide Alarm, Multi-Criteria, with 10-Year Battery
244.4 out of 5 Stars. 24 reviews
Save with
Universal Security Instruments, Sensing Plus, Hardwired, Combo Smoke, Fire & Carbon Monoxide Alarm, with 10-Year Battery Backup From $59.00
2 options
Available in additional 2 optionsFrom$5900
Universal Security Instruments, Sensing Plus, Hardwired, Combo Smoke, Fire & Carbon Monoxide Alarm, with 10-Year Battery Backup
964.3 out of 5 Stars. 96 reviews
Save with
In 50+ people's carts Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester $29.99
$2999
current price $29.99Veevvio Handheld 3-in-1 Carbon Monoxide Detector, Temperature & Humidity Monitor Portable Electrochemical CO Sensor Alarm for Home, Travel, Car, Apartment Air Quality Tester
85 out of 5 Stars. 8 reviews
Save with
Popular in Carbon Monoxide
- Portable Carbon Monoxide And Smoke Detector Travel
- Monoxide
- Ems Carbon Monoxide Detector
- Carbon Monoxide Battery
- Portable Carbon Monoxide Detector
- Smart Carbon Monoxide Detector
- First Alert Carbon Monoxide Detectors
- Smoke & (CO) Carbon Monoxide Alarms
- First Alert Smoke Detectors
- Carbon Monoxide Alarms
- Smoke Detectors
- Smart Smoke & Gas Detectors
Related Products
First Alert Hardwired Smoke Alarm with Battery Backup 6 PACK
First Alert Hardwired Smoke Alarm with Battery Backup 6 PACK$122.43current price $122.43SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.1 pack
SITERWELL Hardwired Smoke & Carbon Monoxide Detector Combo,10 Year Battery,UL217-9th,Interconnected,Bilingual Voice Alerts,6.1in*1.65in.1 pack$39.99current price $39.99SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Bilingual Voice Alerts for Bedroom, UL217-9th , 2 Packs
SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Bilingual Voice Alerts for Bedroom, UL217-9th , 2 Packs$47.99current price $47.99First Alert SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup
First Alert SMI105-AC, Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup$30.09current price $30.09Electronic Alarm, Alarm, Continuous, 12 to 24V AC/DC, 0 to 105dB, ABS Plastic, Black, Surface Mount
Electronic Alarm, Alarm, Continuous, 12 to 24V AC/DC, 0 to 105dB, ABS Plastic, Black, Surface Mount$225.90current price $225.90First Alert PRC710, White Battery, Photoelectric Carbon Monoxide & Smoke Combination Alarm
First Alert PRC710, White Battery, Photoelectric Carbon Monoxide & Smoke Combination Alarm$54.99current price $54.99Buzzer, Buzzer, Pulse, 115 to 230V AC, 80 dB, Fiberglass, Black, Wall Mount 10701060
Buzzer, Buzzer, Pulse, 115 to 230V AC, 80 dB, Fiberglass, Black, Wall Mount 10701060$77.88current price $77.88Fire Alarm Being Activated Poster Print - 18 x 24 in.
Fire Alarm Being Activated Poster Print - 18 x 24 in.$37.83current price $37.83Fire Extinguisher Alarm,12V,Polycrbonate STI-6200R
Fire Extinguisher Alarm,12V,Polycrbonate STI-6200R$53.71current price $53.71TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel$40.99current price $40.99Amerex 5 lb ABC Extinguisher w/ Aluminum Valve & Wall Hanger (4 Units)
Amerex 5 lb ABC Extinguisher w/ Aluminum Valve & Wall Hanger (4 Units)
First Alert BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup
First Alert BRK SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup$19.81current price $19.81First Alert BRK - SA350B Smoke Alarm - Dual Ionization Sensor
First Alert BRK - SA350B Smoke Alarm - Dual Ionization Sensor$38.99current price $38.99