Shop home co2 sensor

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$12.29
Nellcor Easy Cap II And Pedi CO2 Detector
Live Action Safety
$12.29
Nellcor Easy Cap II And Pedi CO2 Detector
Live Action Safety
$69.99
CO2 Monitor
Brighter Energy
$69.99
CO2 Monitor
Brighter Energy
$119.99
BREATHE Airmonitor Plus Indoor Air Quality Monitor - Smart CO2, PM1 PM2.5 PM10, VOC & Formaldehyde Sensor | Professional-Grade Air Monitor With App
Amazon.com
Free shipping
$119.99
BREATHE Airmonitor Plus Indoor Air Quality Monitor - Smart CO2, PM1 PM2.5 PM10, VOC & Formaldehyde Sensor | Professional-Grade Air Monitor With App
Amazon.com
$189.99
Colorimetric Manual Resuscitator CO2 Detector - 10 Pack
Live Action Safety
$189.99
Colorimetric Manual Resuscitator CO2 Detector - 10 Pack
Live Action Safety
$132.59
CO2 Meter Portable CO2 Detector Digital CO2 Monitor With Alarm Function Carbon Dioxide Temperature And Humidity Meter, NDIR CO2 Sensor Indoor Air
Amazon.com
Free shipping
$132.59
CO2 Meter Portable CO2 Detector Digital CO2 Monitor With Alarm Function Carbon Dioxide Temperature And Humidity Meter, NDIR CO2 Sensor Indoor Air
Amazon.com
$134.90
Portable CO2 Meter Handheld CO2 Detector Monitor 09999Ppm, Carbon Dioxide Meter With Alarm Function, Temperature & Humidity Meter NDIR Sensor Air
Amazon.com
Free shipping
$134.90
Portable CO2 Meter Handheld CO2 Detector Monitor 09999Ppm, Carbon Dioxide Meter With Alarm Function, Temperature & Humidity Meter NDIR Sensor Air
Amazon.com
$199.00
Birdie 2.0 - Design Indoor CO2 Monitor - Air Quality Monitor & CO2 Sensor For Home & Office - Visual Fresh Air Monitor For House Burping -
Amazon.com
Free shipping
$199.00
Birdie 2.0 - Design Indoor CO2 Monitor - Air Quality Monitor & CO2 Sensor For Home & Office - Visual Fresh Air Monitor For House Burping -
Amazon.com
$39.99
VETOUCH Plug In CO2 Detector Wall, 3-In-1 Air Quality Monitor CO2 Alarm, Digital Display CO2 Monitor, Household Temp Humidity Meter, Real-Time CO2
Amazon.com
Free shipping
$39.99
VETOUCH Plug In CO2 Detector Wall, 3-In-1 Air Quality Monitor CO2 Alarm, Digital Display CO2 Monitor, Household Temp Humidity Meter, Real-Time CO2
Amazon.com
$49.97
Kidde Smoke And Carbon Monoxide Detector, AA Battery Powered With LED Status Lights, 85 Db Alarm, 5 Inches, 30CUDR, 1 Pack
Amazon.com
Free shipping
$49.97
Kidde Smoke And Carbon Monoxide Detector, AA Battery Powered With LED Status Lights, 85 Db Alarm, 5 Inches, 30CUDR, 1 Pack
Amazon.com
$347.99
Monnit MNS2-9-W2-GS-C2, ALTA Wireless Carbon Dioxide (CO2) Sensor - AA Battery Powered (900 Mhz)
Selectum
$347.99
Monnit MNS2-9-W2-GS-C2, ALTA Wireless Carbon Dioxide (CO2) Sensor - AA Battery Powered (900 Mhz)
Selectum
$22.49
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
Amazon.com
$22.49
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
Amazon.com
$39.97
$64.00
4 in 1 Plug In Carbon Monoxide And Natural Gas Detector, CO, Propane & Gas Alarm With Temp & Humidity Display, Home Safety Monitor
My Game Tables
37% off
$39.97
$64.00
4 in 1 Plug In Carbon Monoxide And Natural Gas Detector, CO, Propane & Gas Alarm With Temp & Humidity Display, Home Safety Monitor
My Game Tables
$22.47
VEVOR Co2 Monitor With Temperature & Humidity Display, Ndir Sensor Carbon Dioxide Detector, Portable For Outdoors, Home, Office, Car
VEVOR
$22.47
VEVOR Co2 Monitor With Temperature & Humidity Display, Ndir Sensor Carbon Dioxide Detector, Portable For Outdoors, Home, Office, Car
VEVOR
$129.99
DANOPLUS CO2 Meter Handheld CO2 Detector, 0-9999Ppm Digital CO2 Monitor Temperature And Humidity Meter Carbon Dioxide Detector With NDIR Sensor Buzzer
Amazon.com
Free shipping
$129.99
DANOPLUS CO2 Meter Handheld CO2 Detector, 0-9999Ppm Digital CO2 Monitor Temperature And Humidity Meter Carbon Dioxide Detector With NDIR Sensor Buzzer
Amazon.com
$26.54
$29.97
Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm With Leds, Test-Reset Button, Low Battery Indicator, Portable
Amazon.com
11% off
$26.54
$29.97
Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm With Leds, Test-Reset Button, Low Battery Indicator, Portable
Amazon.com
$42.99
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Amazon.com
Free shipping
$42.99
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Amazon.com
$25.11
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Bedside Home Office Car
VEVOR
$25.11
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Bedside Home Office Car
VEVOR
$50.39
$71.99
CO2 Monitor,Indoor Air Quality Monitor For CO2,Simbow 3 in 1 Carbon Dioxide Detector Test Temperature, Humidity, Air Quality Monitor,Air Gas Detector,Smart Air Quality Sensor,CO2 Alarm Meter
jandemas.com
30% off
$50.39
$71.99
CO2 Monitor,Indoor Air Quality Monitor For CO2,Simbow 3 in 1 Carbon Dioxide Detector Test Temperature, Humidity, Air Quality Monitor,Air Gas Detector,Smart Air Quality Sensor,CO2 Alarm Meter
jandemas.com
$7.80
$25.99
CO2 Detector Air Quality Monitor Indoor, 5-In-1 Formaldehyde/CO2/TVOC/Temperature(°F)/Humidity Detector, Portable Carbon Dioxide Detector, CO2 Monitor, For Home Testing Indoor Air Safety (Black)
us.sushmoyrony
69% off
$7.80
$25.99
CO2 Detector Air Quality Monitor Indoor, 5-In-1 Formaldehyde/CO2/TVOC/Temperature(°F)/Humidity Detector, Portable Carbon Dioxide Detector, CO2 Monitor, For Home Testing Indoor Air Safety (Black)
us.sushmoyrony
$27.81
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Outdoors Home Office Car
VEVOR
$27.81
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Outdoors Home Office Car
VEVOR
$53.99
INKBIRD Air Quality Monitor Indoor Ndir 3 in 1 Meter | Detect Carbon Dioxide & Temperature & Humidity With Battery Powered | Sound System | For Home,
Amazon.com
Free shipping
$53.99
INKBIRD Air Quality Monitor Indoor Ndir 3 in 1 Meter | Detect Carbon Dioxide & Temperature & Humidity With Battery Powered | Sound System | For Home,
Amazon.com
$37.99
LSENLTY Upgraded CO2 Detector Plug In Wall Design,3 in 1 Air Quality Detector(Temp, Humidity And CO2 Value), High Accuracy Air Quality Monitor With
Amazon.com
Free shipping
$37.99
LSENLTY Upgraded CO2 Detector Plug In Wall Design,3 in 1 Air Quality Detector(Temp, Humidity And CO2 Value), High Accuracy Air Quality Monitor With
Amazon.com
$138.85
Switchbot CO2 Detector, Air Quality Monitor Indoor, CO2 Monitor For CO2/TEMP/Humidity, Portable Carbon Dioxide Detector For Home/Car/Office/Greenhouse
Matilda Co
$138.85
Switchbot CO2 Detector, Air Quality Monitor Indoor, CO2 Monitor For CO2/TEMP/Humidity, Portable Carbon Dioxide Detector For Home/Car/Office/Greenhouse
Matilda Co
$189.00
Aranet4 Home: Wireless Indoor Air Quality Monitor For Home, Office Or School [CO2, Temperature, Humidity And More] Portable, Battery Powered, E-Ink
Amazon.com
Free shipping
$189.00
Aranet4 Home: Wireless Indoor Air Quality Monitor For Home, Office Or School [CO2, Temperature, Humidity And More] Portable, Battery Powered, E-Ink
Amazon.com
$672.00
Honeywell BW Solo Portable Carbon Dioxide Detector
Airgas
$672.00
Honeywell BW Solo Portable Carbon Dioxide Detector
Airgas
$18.80
$23.97
Kidde Carbon Monoxide Detector, AA Battery Powered, Portable For Travel Or Home, 85 Db Alarm, LED Status Indicators, 3rd Edition
Amazon.com
21% off
$18.80
$23.97
Kidde Carbon Monoxide Detector, AA Battery Powered, Portable For Travel Or Home, 85 Db Alarm, LED Status Indicators, 3rd Edition
Amazon.com
$101.73
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Matilda Co
$101.73
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Matilda Co
$25.99
BRK First Alert - CO250B 9V Battery Electrochemical Carbon Monoxide Alarm With Silence
WholesaleHome
$25.99
BRK First Alert - CO250B 9V Battery Electrochemical Carbon Monoxide Alarm With Silence
WholesaleHome
$44.15
First Alert CO710 Carbon Monoxide Detector With 10-Year Battery And Digital Temperature Display , White
Amazon.com
Free shipping
$44.15
First Alert CO710 Carbon Monoxide Detector With 10-Year Battery And Digital Temperature Display , White
Amazon.com
$975.00
Macurco LOW VOLTAGE CX-6 Standalone Carbon Monoxide (CO) & Nitrogen Dioxide (NO2) Detector
Buy Gas Monitors
$975.00
Macurco LOW VOLTAGE CX-6 Standalone Carbon Monoxide (CO) & Nitrogen Dioxide (NO2) Detector
Buy Gas Monitors
$23.49
CO2 Carbon Dioxide Monitor, Air Quality Detector
Flupar
$23.49
CO2 Carbon Dioxide Monitor, Air Quality Detector
Flupar
$348.65
Trolmaster Carbon-X CO2 Sensor
Sylvane
$348.65
Trolmaster Carbon-X CO2 Sensor
Sylvane
$29.99
Accurate 3 in 1 Air Quality Monitor CO2 Temperature Humidity Detector
Evalm
$29.99
Accurate 3 in 1 Air Quality Monitor CO2 Temperature Humidity Detector
Evalm
$68.88
20 in 1 Wifi Air Quality Monitor For Home Office With CO2 Detector And Remote App Control 01
Evalm
$68.88
20 in 1 Wifi Air Quality Monitor For Home Office With CO2 Detector And Remote App Control 01
Evalm
$561.14
Honeywell C7232B1006 Non-Dispersive Infrared (NDIR) Carbon Dioxide Sensor W/ LCD Display, Duct Mount | Supplyhouse.Com
SupplyHouse.com
1
$561.14
Honeywell C7232B1006 Non-Dispersive Infrared (NDIR) Carbon Dioxide Sensor W/ LCD Display, Duct Mount | Supplyhouse.Com
SupplyHouse.com
$81.70
CO1224T HONEYWELL - Sensors & Switches & CO2 Sensor Supplies
Radwell.com
$81.70
CO1224T HONEYWELL - Sensors & Switches & CO2 Sensor Supplies
Radwell.com
SONOFF AirGuard CO2 Review - Your New Matter Sensor for Home Assistant?
13:04
SONOFF AirGuard CO2 Review - Your New Matter Sensor for Home Assistant?
2.9K views3 months ago
YouTubeByte of Geek
Best CO & Gas Detector for your Home: Install & Review
19:44
Best CO & Gas Detector for your Home: Install & Review
7.7K views4 months ago
YouTubeHowell To Home DIY
STCC4 CO2 Sensor: Enabling Healthy Air in Every Home -- Sensirion and Mouser Electronics
18:09
STCC4 CO2 Sensor: Enabling Healthy Air in Every Home -- Sensirion and Mouser Electronics
58K views7 months ago
YouTubeEE Journal
New Homeowner Basics - How to Install a Smoke and Carbon Monoxide Detector | The Home Depot
1:04
New Homeowner Basics - How to Install a Smoke and Carbon Monoxide Detector | The Home Depot
16.5K viewsJun 18, 2025
YouTubeThe Home Depot
Great Value Air Quality Sensors with Matter Connection to Home Assistant!
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Great Value Air Quality Sensors with Matter Connection to Home Assistant!
3K views7 months ago
YouTubeSimon Says Home Assistant
DIY CO2 Sensor for Healthier Bedroom Air
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DIY CO2 Sensor for Healthier Bedroom Air
113 views2 months ago
YouTubeSimon Says Home Assistant
Qingping Air Monitor 2 — full review, Mi Home, Home Assistant, CO2, PM2.5, PM10
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Qingping Air Monitor 2 — full review, Mi Home, Home Assistant, CO2, PM2.5, PM10
5.6K views3 months ago
YouTubeAlex Kvazis - технологии умного дома
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Zigbee carbon dioxide CO2 sensor – review, disassembly, testing
7.1K views8 months ago
YouTubeAlex Kvazis - технологии умного дома
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The better CO2 sensor for the smart home? (based on ESPHome)
4.3K views4 months ago
YouTubesmarterkram | Olli
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What Most Homeowners Don’t Know About Carbon Monoxide Detectors
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YouTubeThe DIY HVAC Guy
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YouTubeJ-Rat Techworks
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"Top 5 Best Gas & Carbon Monoxide Detectors (2025) – SAVE Your Family From Deadly Leaks!"
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YouTubeSpmZone
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An Affordable CO2 Meter With Home Assistant Integration From SwitchBot
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YouTubeByte of Geek
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6 Best Smoke And Carbon Monoxide Detectors 2026! Safe Living
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YouTubeHomey Vibe
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✅ Top 5 Carbon Monoxide & Gas Detectors of 2025 (Tested & Reviewed) - 4-in-1, LCD & Smart Alarms!
5.1K views8 months ago
YouTubeFlashCart
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Is This CO2 Monitor Carbon Dioxide Detector REALLY Worth It?
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YouTubeBuy Smart Picks With Latasha
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Monitor Your Home's Air Quality for Better Breathing
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I Made an Air Quality Sensor to Detect What You Can’t See...
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YouTubeJ-Rat Techworks
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✅ 7 Best Smart Smoke & Carbon Monoxide Detectors [2026] 🔥Smoke & CO Wifi Alarm🚨
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YouTubeRank On Top
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SwitchBot CO2 Detector Review – Indoor Air Quality Monitor for CO2, Temp & Humidity
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YouTubeCBReviews
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YouTubeCsongor Varga
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The Smart Home Sensors I NEVER knew I needed!
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Shop home co2 sensor

Sponsored
About our ads
$12.29
Nellcor Easy Cap II And Pedi CO2 Detector
Live Action Safety
$12.29
Nellcor Easy Cap II And Pedi CO2 Detector
Live Action Safety
$69.99
CO2 Monitor
Brighter Energy
$69.99
CO2 Monitor
Brighter Energy
$119.99
BREATHE Airmonitor Plus Indoor Air Quality Monitor - Smart CO2, PM1 PM2.5 PM10, VOC & Formaldehyde Sensor | Professional-Grade Air Monitor With App
Amazon.com
Free shipping
$119.99
BREATHE Airmonitor Plus Indoor Air Quality Monitor - Smart CO2, PM1 PM2.5 PM10, VOC & Formaldehyde Sensor | Professional-Grade Air Monitor With App
Amazon.com
$189.99
Colorimetric Manual Resuscitator CO2 Detector - 10 Pack
Live Action Safety
$189.99
Colorimetric Manual Resuscitator CO2 Detector - 10 Pack
Live Action Safety
$132.59
CO2 Meter Portable CO2 Detector Digital CO2 Monitor With Alarm Function Carbon Dioxide Temperature And Humidity Meter, NDIR CO2 Sensor Indoor Air
Amazon.com
Free shipping
$132.59
CO2 Meter Portable CO2 Detector Digital CO2 Monitor With Alarm Function Carbon Dioxide Temperature And Humidity Meter, NDIR CO2 Sensor Indoor Air
Amazon.com
$134.90
Portable CO2 Meter Handheld CO2 Detector Monitor 09999Ppm, Carbon Dioxide Meter With Alarm Function, Temperature & Humidity Meter NDIR Sensor Air
Amazon.com
Free shipping
$134.90
Portable CO2 Meter Handheld CO2 Detector Monitor 09999Ppm, Carbon Dioxide Meter With Alarm Function, Temperature & Humidity Meter NDIR Sensor Air
Amazon.com
$199.00
Birdie 2.0 - Design Indoor CO2 Monitor - Air Quality Monitor & CO2 Sensor For Home & Office - Visual Fresh Air Monitor For House Burping -
Amazon.com
Free shipping
$199.00
Birdie 2.0 - Design Indoor CO2 Monitor - Air Quality Monitor & CO2 Sensor For Home & Office - Visual Fresh Air Monitor For House Burping -
Amazon.com
$39.99
VETOUCH Plug In CO2 Detector Wall, 3-In-1 Air Quality Monitor CO2 Alarm, Digital Display CO2 Monitor, Household Temp Humidity Meter, Real-Time CO2
Amazon.com
Free shipping
$39.99
VETOUCH Plug In CO2 Detector Wall, 3-In-1 Air Quality Monitor CO2 Alarm, Digital Display CO2 Monitor, Household Temp Humidity Meter, Real-Time CO2
Amazon.com
$49.97
Kidde Smoke And Carbon Monoxide Detector, AA Battery Powered With LED Status Lights, 85 Db Alarm, 5 Inches, 30CUDR, 1 Pack
Amazon.com
Free shipping
$49.97
Kidde Smoke And Carbon Monoxide Detector, AA Battery Powered With LED Status Lights, 85 Db Alarm, 5 Inches, 30CUDR, 1 Pack
Amazon.com
$347.99
Monnit MNS2-9-W2-GS-C2, ALTA Wireless Carbon Dioxide (CO2) Sensor - AA Battery Powered (900 Mhz)
Selectum
$347.99
Monnit MNS2-9-W2-GS-C2, ALTA Wireless Carbon Dioxide (CO2) Sensor - AA Battery Powered (900 Mhz)
Selectum
$22.49
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
Amazon.com
$22.49
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
Amazon.com
$39.97
$64.00
4 in 1 Plug In Carbon Monoxide And Natural Gas Detector, CO, Propane & Gas Alarm With Temp & Humidity Display, Home Safety Monitor
My Game Tables
37% off
$39.97
$64.00
4 in 1 Plug In Carbon Monoxide And Natural Gas Detector, CO, Propane & Gas Alarm With Temp & Humidity Display, Home Safety Monitor
My Game Tables
$22.47
VEVOR Co2 Monitor With Temperature & Humidity Display, Ndir Sensor Carbon Dioxide Detector, Portable For Outdoors, Home, Office, Car
VEVOR
$22.47
VEVOR Co2 Monitor With Temperature & Humidity Display, Ndir Sensor Carbon Dioxide Detector, Portable For Outdoors, Home, Office, Car
VEVOR
$129.99
DANOPLUS CO2 Meter Handheld CO2 Detector, 0-9999Ppm Digital CO2 Monitor Temperature And Humidity Meter Carbon Dioxide Detector With NDIR Sensor Buzzer
Amazon.com
Free shipping
$129.99
DANOPLUS CO2 Meter Handheld CO2 Detector, 0-9999Ppm Digital CO2 Monitor Temperature And Humidity Meter Carbon Dioxide Detector With NDIR Sensor Buzzer
Amazon.com
$26.54
$29.97
Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm With Leds, Test-Reset Button, Low Battery Indicator, Portable
Amazon.com
11% off
$26.54
$29.97
Kidde Carbon Monoxide Detector, AA Battery Powered CO Alarm With Leds, Test-Reset Button, Low Battery Indicator, Portable
Amazon.com
$42.99
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Amazon.com
Free shipping
$42.99
INKBIRDPLUS Portable CO2 Detector, Mini Indoor CO2 Monitor, NDIR Sensor With Full Color LCD, For Home, Office, Travel (PTH-10C)
Amazon.com
$25.11
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Bedside Home Office Car
VEVOR
$25.11
VEVOR Carbon Dioxide Monitor CO2 Controller With Temperature And Humidity Display Ndir Sensor Carbon Dioxide Detector For Bedside Home Office Car
VEVOR
$50.39
$71.99
CO2 Monitor,Indoor Air Quality Monitor For CO2,Simbow 3 in 1 Carbon Dioxide Detector Test Temperature, Humidity, Air Quality Monitor,Air Gas Detector,Smart Air Quality Sensor,CO2 Alarm Meter
jandemas.com
30% off
$50.39
$71.99
CO2 Monitor,Indoor Air Quality Monitor For CO2,Simbow 3 in 1 Carbon Dioxide Detector Test Temperature, Humidity, Air Quality Monitor,Air Gas Detector,Smart Air Quality Sensor,CO2 Alarm Meter
jandemas.com