Plug Co Detector(93)
Uses item details. Price when purchased online
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack From $49.81
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From$4981
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
164.1 out of 5 Stars. 16 reviews
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack From $51.19
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From$5119
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack
274.4 out of 5 Stars. 27 reviews
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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 $59.99
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$5999
current price $59.99TOPTES 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
11 out of 5 Stars. 1 reviews
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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 $39.99
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From$3999
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, 3 PACK, SC01
684.2 out of 5 Stars. 68 reviews
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
15924.7 out of 5 Stars. 1592 reviews
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Plug-In CO Alarm $23.99
$2399
current price $23.99Plug-In CO Alarm
1774.5 out of 5 Stars. 177 reviews
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X-Sense Carbon Monoxide Detectors Plug In, with AAA Battery Backup, Travel Carbon Monoxide Detector, 1-Pack From $19.99
2 options
Available in additional 2 optionsFrom$1999
X-Sense Carbon Monoxide Detectors Plug In, with AAA Battery Backup, Travel Carbon Monoxide Detector, 1-Pack
1344.6 out of 5 Stars. 134 reviews
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Plug-In CO Alarm w Digital Display $35.16
$3516
current price $35.16Plug-In CO Alarm w Digital Display
1724.5 out of 5 Stars. 172 reviews
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SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack From $51.19
3 options
Available in additional 3 optionsFrom$5119
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,2 pack
274.4 out of 5 Stars. 27 reviews
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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
43.8 out of 5 Stars. 4 reviews
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X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06 From $39.99
Sponsored
From$3999
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Battery, Standalone Alarm, Certified to Latest UL Standards, 1 PACK, SC06
5344.6 out of 5 Stars. 534 reviews
Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $39.99
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$3999
current price $39.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
43 out of 5 Stars. 4 reviews
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2026 Camping 4-in-1 CO & Combustible Gas Detector Plug In Safety Alarm Outdoor RV Hotel Safety Equipment,Black+White,4.3Inch
2026 Camping 4-in-1 CO & Combustible Gas Detector Plug In Safety Alarm Outdoor RV Hotel Safety Equipment,Black+White,4.3Inch
5-in-1 CO, Smoke & Gas Detector with Temp & Humidity Display Plug-in & Backup $43.46
$4346
current price $43.465-in-1 CO, Smoke & Gas Detector with Temp & Humidity Display Plug-in & Backup
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
1894 out of 5 Stars. 189 reviews
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Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen $28.96
$2896
current price $28.96Outdoor-Forest Brand, Carbon Monoxide Detector, Orange Color, LCD Screen
1004.5 out of 5 Stars. 100 reviews
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Universal Security Instruments Plug-in, Carbon Monoxide Alarm, with Battery Backup $39.97
$3997
current price $39.97Universal Security Instruments Plug-in, Carbon Monoxide Alarm, with Battery Backup
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4-in-1 Detector with HD Screen Camping CO Combustible Gas Detector Plug In RV Hotel Outdoor Safety,Black
4-in-1 Detector with HD Screen Camping CO Combustible Gas Detector Plug In RV Hotel Outdoor Safety,Black
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
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4-in-1 Handheld Carbon Monoxide Detector, Portable Plug-in Device for CO, COâ‚‚, Temperature & Humidity at Home & On the Go (2Pcs) From $22.79
From$2279
4-in-1 Handheld Carbon Monoxide Detector, Portable Plug-in Device for CO, COâ‚‚, Temperature & Humidity at Home & On the Go (2Pcs)
Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester $40.99
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$4099
current price $40.99Handheld Carbon Monoxide Meter CO Detector Portable CO Gas Leak Detector High Precision Carbon Monoxide Tester
34 out of 5 Stars. 3 reviews
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TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel $45.99
Sponsored
$4599
current price $45.99TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
154.5 out of 5 Stars. 15 reviews
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2026 Upgrade Camping 4-in-1 CO & Combustible Gas Detector Plug In Safety Alarm Outdoor RV Hotel Safety Equipment,White
2026 Upgrade Camping 4-in-1 CO & Combustible Gas Detector Plug In Safety Alarm Outdoor RV Hotel Safety Equipment,White
Kidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5
3 options
Available in additional 3 optionsKidde AA Battery Operated Basic Carbon Monoxide Alarm - 9CO5
7294.7 out of 5 Stars. 729 reviews
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X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R
X-Sense Carbon Monoxide Detector Alarm with Digital LCD Display, Replaceable Battery CO Alarm Detector with Peak Value Memory, XC01-R
First Alert Plug-In w/Battery Back-up Electrochemical Carbon Monoxide Detector $74.97
$7497
current price $74.97First Alert Plug-In w/Battery Back-up Electrochemical Carbon Monoxide Detector
184.7 out of 5 Stars. 18 reviews
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100+ bought since yesterday 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
6054.6 out of 5 Stars. 605 reviews
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First Alert SMICO100-AC Interconnect Hardwire 2-in-1 Smoke and CO Alarm with Battery Backup, Ionization $49.81
$4981
current price $49.81First Alert SMICO100-AC Interconnect Hardwire 2-in-1 Smoke and CO Alarm with Battery Backup, Ionization
1164.2 out of 5 Stars. 116 reviews
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BRK 6 PK With Voice Hard-Wired w/Battery Back-Up Photoelectric Smoke and Carbon Monoxide Detector $299.99
$29999
current price $299.99BRK 6 PK With Voice Hard-Wired w/Battery Back-Up Photoelectric Smoke and Carbon Monoxide Detector
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4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
4-in-1 Detector with HD Screen Camping CO Combustible Gas Detector Plug In RV Hotel Outdoor Safety,White From $18.69
From$1869
4-in-1 Detector with HD Screen Camping CO Combustible Gas Detector Plug In RV Hotel Outdoor Safety,White
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
4334.6 out of 5 Stars. 433 reviews
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X-Sense Carbon Monoxide Detectors, Portable CO Alarms with LCD Display, Replaceable Battery Powered, Travel-Friendly, 1 Pack, XC0C-SR $17.99
$1799
current price $17.99X-Sense Carbon Monoxide Detectors, Portable CO Alarms with LCD Display, Replaceable Battery Powered, Travel-Friendly, 1 Pack, XC0C-SR
2374.7 out of 5 Stars. 237 reviews
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First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack From $49.81
4 options
Available in additional 4 optionsFrom$4981
First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack
164.1 out of 5 Stars. 16 reviews
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, 5 PACK, SC01 From $39.99
2 options
Available in additional 2 optionsFrom$3999
X-Sense Smoke and Carbon Monoxide Detector Combo, 10-Year Sensor with Digital Display, Standalone Alarm, Certified to Latest UL Standards, 5 PACK, SC01
684.2 out of 5 Stars. 68 reviews
X-Sense Carbon Monoxide Detector, Portable Carbon Monoxide Detector for Travel, Built-in 10-Year Battery Powered, Model XC0K-SN, 1-Pack $16.99 Was $21.99
Now$1699
current price Now $16.99, Was $21.99$21.99
X-Sense Carbon Monoxide Detector, Portable Carbon Monoxide Detector for Travel, Built-in 10-Year Battery Powered, Model XC0K-SN, 1-Pack
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Flash Deal X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Sealed Battery, Wireless Interconnected Fire & CO Detector, Connects Up to 24 Link+ Devices, 3 PACK, SC06-W From $39.99
2 options
Available in additional 2 optionsFrom$3999
X-Sense Smoke and Carbon Monoxide Alarm Combo, 10 Year Sealed Battery, Wireless Interconnected Fire & CO Detector, Connects Up to 24 Link+ Devices, 3 PACK, SC06-W
5344.6 out of 5 Stars. 534 reviews
4-in-1 Air Quality Monitor, Plug-in Detector, CO Gas Tester, HD LCD Display, Visual LED Alerts, Home Safety, Hotel Room Monitor, RV Camping Guard, Marine Vessel Sensor
4-in-1 Air Quality Monitor, Plug-in Detector, CO Gas Tester, HD LCD Display, Visual LED Alerts, Home Safety, Hotel Room Monitor, RV Camping Guard, Marine Vessel Sensor
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT $62.99 $74.11/ea
$6299
current price $62.99$74.11/ea
First Alert GC01CN Combo Explosive Gas and Carbon Monoxide Alarm with Digital Display, 1039760PT
45 out of 5 Stars. 4 reviews
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Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack From $21.31
3 options
Available in additional 3 optionsFrom$2131
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,1-pack
1174.5 out of 5 Stars. 117 reviews
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First Alert BRK, SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 3-Pack $157.95
$15795
current price $157.95First Alert BRK, SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 3-Pack
First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display $50.45 Was $68.99
Now$5045
current price Now $50.45, Was $68.99$68.99
First Alert GCO1CN Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display
864.3 out of 5 Stars. 86 reviews
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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
124.8 out of 5 Stars. 12 reviews
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TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel $45.99
$4599
current price $45.99TOPTES Carbon Monoxide Detector CT-300, Handheld CO Alarm with Backlit LCD Display and Audible Visual Alerts, for Home, Car, Camping and Travel
154.5 out of 5 Stars. 15 reviews
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4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
4-in-1 Indoor Air Quality Monitor – Plug-in CO & Gas Detector with HD Digital Display, Ideal for Home Kitchens, Hotel Rooms, RV Camping & Commercial Spaces
First Alert SC5 Hardwire Smart 2-in-1 Smoke and CO Alarm with Voice Alerts and Battery Backup $111.26
$11126
current price $111.26First Alert SC5 Hardwire Smart 2-in-1 Smoke and CO Alarm with Voice Alerts and Battery Backup
15 out of 5 Stars. 1 reviews
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First Alert SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 6-Pack $309.99
$30999
current price $309.99First Alert SMICO105-AC, Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm with 10-Year Battery Backup, 6-Pack
25 out of 5 Stars. 2 reviews
First Alert 1039752, White, Digital Display, Carbon Monoxide Alarm $41.99 Was $49.99
Now$4199
current price Now $41.99, Was $49.99$49.99
First Alert 1039752, White, Digital Display, Carbon Monoxide Alarm
944.8 out of 5 Stars. 94 reviews
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