Electrochemical Sensor(20)
Uses item details. Price when purchased online
Upgraded Version Of Electrochemical Sensor English Version Of Formaldehyde Detector Manufacturer Wholesale Test PM2.5 HCHO $134.70
$13470
current price $134.70Upgraded Version Of Electrochemical Sensor English Version Of Formaldehyde Detector Manufacturer Wholesale Test PM2.5 HCHO
Clearance YJYGSQ, 3-in-1 Portable Handheld CO Detector with Temperature and Humidity Monitor, White, Battery, Electrochemical Sensor Carbon Monoxide Alarm Was $24.37
YJYGSQ, 3-in-1 Portable Handheld CO Detector with Temperature and Humidity Monitor, White, Battery, Electrochemical Sensor Carbon Monoxide Alarm
SITERWELL Portable Plug in Carbon Monoxide (CO)Detector 10 Year Battery,Electrochemical,Sound Warning, AC Powered for Home Office Travel,3 packs 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,3 packs
274.4 out of 5 Stars. 27 reviews
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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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Handheld 3-in-1 Carbon Monoxide Detector with CO₂, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester (1PC)
Handheld 3-in-1 Carbon Monoxide Detector with CO₂, Temperature & Humidity Monitor – Portable Electrochemical Sensor Alarm for Home, Travel, Car, Apartment – Air Quality Tester (1PC)
First Alert CO5120BN White Digital Display Hardwired Battery, Electrochemical Carbon Monoxide Alarm $42.87
$4287
current price $42.87First Alert CO5120BN White Digital Display Hardwired Battery, Electrochemical Carbon Monoxide Alarm
54.8 out of 5 Stars. 5 reviews
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MicroClip Multi-Gas Detector, LEL, O2, CO, H2S, Electrochemical $564.95 Was $752.52
Now$56495
current price Now $564.95, Was $752.52$752.52
MicroClip Multi-Gas Detector, LEL, O2, CO, H2S, Electrochemical
First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup
First Alert BRK SC9120B 85-Decibel Ionization Hardwired Smoke and Electrochemical Carbon Monoxide Detector with Battery Backup
3324.6 out of 5 Stars. 332 reviews
Portable CO & O2 Gas Detector with Upgraded Electrochemical Sensor, Altitude & Barometric Pressure 5-in-1 Rechargeable Metal Monitor for RV, Garage, Camping & Outdoor Use $88.50
$8850
current price $88.50Portable CO & O2 Gas Detector with Upgraded Electrochemical Sensor, Altitude & Barometric Pressure 5-in-1 Rechargeable Metal Monitor for RV, Garage, Camping & Outdoor Use
First Alert CO250B, White, 9-Volt Battery, Electrochemical Carbon Monoxide Alarm
First Alert CO250B, White, 9-Volt Battery, Electrochemical Carbon Monoxide Alarm
164.7 out of 5 Stars. 16 reviews
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
1014.5 out of 5 Stars. 101 reviews
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SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack From $24.80
3 options
Available in additional 3 optionsFrom$2480
SITERWELL Smoke Detector 10 Year Battery Operated,Photoelectric,Rlectrochemical Sensors, Fire Alarm,Bilingual Voice Alerts, UL217-9th Standards,1 Pack
84.8 out of 5 Stars. 8 reviews
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First Alert First Alert 1039871/PRC710V 1039871 Smoke and Carbon Monoxide Alarm, 85 Db, Alarm: Audible, Electrochemical, Photoelectric Sensor $53.95
$5395
current price $53.95First Alert First Alert 1039871/PRC710V 1039871 Smoke and Carbon Monoxide Alarm, 85 Db, Alarm: Audible, Electrochemical, Photoelectric Sensor
23 out of 5 Stars. 2 reviews
3-in-1 CO Detector, Handheld Carbon Monoxide Sensor with CO2 Concentration, Temperature & Humidity Monitor, Natural Gas & Smoke Alarm for Home Apartment Hotel Camping RV
3-in-1 CO Detector, Handheld Carbon Monoxide Sensor with CO2 Concentration, Temperature & Humidity Monitor, Natural Gas & Smoke Alarm for Home Apartment Hotel Camping RV
GJX Portable 3-in-1 CO Detector,Handheld Carbon Monoxide Sensor,Monitors CO2 Concentration,Temperature & Humidity,Compact,Rechargeable,Home Car RV,85x51x17mm $22.07
$2207
current price $22.07GJX Portable 3-in-1 CO Detector,Handheld Carbon Monoxide Sensor,Monitors CO2 Concentration,Temperature & Humidity,Compact,Rechargeable,Home Car RV,85x51x17mm
21 out of 5 Stars. 2 reviews
3-in-1 CO Detector,Handheld Carbon Monoxide Sensor,Monitors CO2 Concentration,Temperature & Humidity, Detects CO, Natural Gas, Smoke, Temperature, and Humidity for Home, Apartment, Hotel, Camping RV
3-in-1 CO Detector,Handheld Carbon Monoxide Sensor,Monitors CO2 Concentration,Temperature & Humidity, Detects CO, Natural Gas, Smoke, Temperature, and Humidity for Home, Apartment, Hotel, Camping RV
CO Detector,Temperature With Battery Handheld 3-in-1 Portable Carbon Rv $25.28
$2528
current price $25.28CO Detector,Temperature With Battery Handheld 3-in-1 Portable Carbon Rv
3.5 Inch TFT Multifunction 03 Air Quality Monitor Desktop Tester Portable Meter $103.29
$10329
current price $103.293.5 Inch TFT Multifunction 03 Air Quality Monitor Desktop Tester Portable Meter
6 in 1 C02 Detector PM2.5 PM10 HCHO TVOC Multifunctional Air Quality Monitor $25.78
$2578
current price $25.786 in 1 C02 Detector PM2.5 PM10 HCHO TVOC Multifunctional Air Quality Monitor
First Alert BRK SC9120B (2 pack) Smoke & Carbon Monoxide Detector w/ Batt Backup
First Alert BRK SC9120B (2 pack) Smoke & Carbon Monoxide Detector w/ Batt Backup
554.9 out of 5 Stars. 55 reviews
Other options to consider(71)
Aaon P57980 - ELECTRODE SENSOR $215.08
$21508
current price $215.08Aaon P57980 - ELECTRODE SENSOR
Plug-In CO Alarm $23.99
$2399
current price $23.99Plug-In CO Alarm
1794.5 out of 5 Stars. 179 reviews
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Ifm Proximity Sensor, Capacitive, 8mm, PNP/NPN KI5084 $117.65
$11765
current price $117.65Ifm Proximity Sensor, Capacitive, 8mm, PNP/NPN KI5084
50+ bought since yesterday Kidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
2 options
Available in additional 2 optionsKidde Battery-Operated Combination Smoke & Carbon Monoxide Detector, Voice Alerts
2854.5 out of 5 Stars. 285 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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BW Technologies GasAlertMax XT II 4-Gas Detector with Pump, Data Storing, Yellow $915.09
$91509
current price $915.09BW Technologies GasAlertMax XT II 4-Gas Detector with Pump, Data Storing, Yellow
15 out of 5 Stars. 1 reviews
GJX 2026 New Portable 3-In-1 Co2 Meter Detector | High Precision Carbon Monoxide Sensor | Monitors Indoor Air Quality,Temperature,Humidity | Compact Handheld Device | Type-C Rechargeable | 85X51X17Mm $21.31
$2131
current price $21.31GJX 2026 New Portable 3-In-1 Co2 Meter Detector | High Precision Carbon Monoxide Sensor | Monitors Indoor Air Quality,Temperature,Humidity | Compact Handheld Device | Type-C Rechargeable | 85X51X17Mm
Reduced price MOMOJIA Advanced Indoor Air Monitors with Formaldehyde Detection Upgrades Gas Sensors Immediate Analysis for Residential Space From $15.23
From$1523
MOMOJIA Advanced Indoor Air Monitors with Formaldehyde Detection Upgrades Gas Sensors Immediate Analysis for Residential Space
Clearance Yammee Precisions Air Quality Monitor HCHO TVOC Detectors Immediate Data Recording Multifunctional Gas Meter for Home Office Use Was $19.49
Yammee Precisions Air Quality Monitor HCHO TVOC Detectors Immediate Data Recording Multifunctional Gas Meter for Home Office Use
POROMETISTO HLD01 High-Sensitivity Halogen Leak Detector for Refrigerant Gases $70.00
$7000
current price $70.00POROMETISTO HLD01 High-Sensitivity Halogen Leak Detector for Refrigerant Gases
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,2-pack From $69.99
2 options
Available in additional 2 optionsFrom$6999
Siterwell AA Battery Operated Carbon Monoxide Detector Alarm, LCD Display,Portable for Travel Home,2-pack
1184.5 out of 5 Stars. 118 reviews
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Sardfxul Air Quality Monitor Excellent Detector for Formaldehyde TVOC $12.99
$1299
current price $12.99Sardfxul Air Quality Monitor Excellent Detector for Formaldehyde TVOC
Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm
Portable CO2 Detector 3-in-1 Carbon Monoxide Sensor | Handheld Indoor Air Quality Monitor | Measures CO2 Levels, Temperature, Humidity | Rechargeable | Compact | For Home, Car, RV | 85x51x17mm
15 out of 5 Stars. 1 reviews
GJX 1Pc Handheld Carbon Monoxide Detector Co Detector With Digital Lcd Display Natural Gas Alarm Co Gas Tester Monitor Detector $15.90
$1590
current price $15.90GJX 1Pc Handheld Carbon Monoxide Detector Co Detector With Digital Lcd Display Natural Gas Alarm Co Gas Tester Monitor Detector
15 out of 5 Stars. 1 reviews
H2S Monitor Clip On, 0-100 PPM H2S Detector, Portable Hydrogen Sulfide Detector with 3 Alarm Modes, 16H Long Battery Life, H2S Air Quality Meter with Temp & Humidity Tester
H2S Monitor Clip On, 0-100 PPM H2S Detector, Portable Hydrogen Sulfide Detector with 3 Alarm Modes, 16H Long Battery Life, H2S Air Quality Meter with Temp & Humidity Tester
MSA 10092521 Altair Single-Gas Detector $178.21
$17821
current price $178.21MSA 10092521 Altair Single-Gas Detector
Clearance LAIQIEN Professional CO Gas Detectors Oxygen Monitor Environmental Analyzers Long Battery Was $71.19
LAIQIEN Professional CO Gas Detectors Oxygen Monitor Environmental Analyzers Long Battery
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
3834.2 out of 5 Stars. 383 reviews
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5In1 Co2 Meter Temperature Humidity Air Quality Monitor Carbon Dioxide Detector
5In1 Co2 Meter Temperature Humidity Air Quality Monitor Carbon Dioxide Detector
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