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O2 Sensor

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Battery Powered Personal Oxygen Single Gas Detector O2 Detecting Monitor with Sound Light Alarm

Battery Powered Personal Oxygen Single Gas Detector O2 Detecting Monitor with Sound Light Alarm

US $ 140-150 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Multi-Gas Detector with Temperature and Humidity Detection (CO, H2S, O2)

Multi-Gas Detector with Temperature and Humidity Detection (CO, H2S, O2)

US $ 418.78-520.78 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Portable Ultraviolet Flue Gas Analyzer Portable UV Flue Gas Analyzer for SO2/NOx/CO/CO2/O2/HC Ultraviolet Flue Gas Detector
Secured Trading Service

Portable Ultraviolet Flue Gas Analyzer Portable UV Flue Gas Analyzer for SO2/NOx/CO/CO2/O2/HC Ultraviolet Flue Gas Detector

US $ 1,000-4,000 / Piece FOB
1 Piece (MOQ)
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Hunan Gonoava Instrument Co Ltd

Trading Company

Hunan, China Since 2024
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Ar8100 Handheld Precision Oxygen Detectors O2 Meter Tester, Air Oxygen Measurement Device

Ar8100 Handheld Precision Oxygen Detectors O2 Meter Tester, Air Oxygen Measurement Device

US $ 66-73 / Piece FOB
2 Pieces (MOQ)
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Shenzhen Bestone Industrial Co. Ltd.

Guangdong, China Since 2014
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N2/O2 Analyzer Oxygen and Nitrogen Gas Purity Analyzer/ Tester
Secured Trading Service

N2/O2 Analyzer Oxygen and Nitrogen Gas Purity Analyzer/ Tester

US $ 290-300 / Piece FOB
1 Piece (MOQ)
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BeiJing Cape Golden Gas System Company LTD

Beijing, China Since 2020
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Combustible Tvoc Gas Including H2s Co O2 Industrial Use Gas Detector
Secured Trading Service

Combustible Tvoc Gas Including H2s Co O2 Industrial Use Gas Detector

US $ 452.6-453.1 / Piece FOB
1 Piece (MOQ)
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Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Ningxia, China Since 2023
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K60V Combustible Gas Analyzer Co O2 H2s CH4 Portable Multi Gas Detector
Secured Trading Service

K60V Combustible Gas Analyzer Co O2 H2s CH4 Portable Multi Gas Detector

US $ 320-1,100 / Piece FOB
1 Piece (MOQ)
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Nanjing KELISAIKE Safety Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2016
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Touch Screen Wall-Mounted Co H2s O2 Lel Gas Detector Controller
Secured Trading Service

Touch Screen Wall-Mounted Co H2s O2 Lel Gas Detector Controller

US $ 877.2-912.8 / sets FOB
1 sets (MOQ)
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Audited Supplier
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Ningxia, China Since 2023
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Portable Intelligence Multi Toxic LPG Gas Test Detector O2 CO2 Co H2s Cl2 Analyzer
Secured Trading Service

Portable Intelligence Multi Toxic LPG Gas Test Detector O2 CO2 Co H2s Cl2 Analyzer

US $ 1,500-2,000 / sets FOB
1 sets (MOQ)
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Audited Supplier
Wuhan Kaidi Zhengda Electric Co., Ltd.

Manufacturer/Factory & Trading Company

Hubei, China Since 2024
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Portable 4-in-1 Gas Detector for Ex O2, H2s, Co, Cl2 EU CE Certified

Portable 4-in-1 Gas Detector for Ex O2, H2s, Co, Cl2 EU CE Certified

US $ 350-900 / Piece FOB
1 Piece (MOQ)
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Nanjing Yibang Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
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Oxygen Ce Certifited Portable Mini Gas Detector (O2)

Oxygen Ce Certifited Portable Mini Gas Detector (O2)

US $ 458-1,459 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Laboao Tri-Gas Incubator CO2 O2 N2 Incubator
Secured Trading Service

Laboao Tri-Gas Incubator CO2 O2 N2 Incubator

US $ 2,500-3,330 / Piece FOB
1 Piece (MOQ)
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Zhengzhou Laboao Instrument Equipment Co., Ltd.

Henan, China Since 2018
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Explosion-Proof O2 Gas Leak Detector 4-20mA Modbus Oxygen Analyzer Alarm

Explosion-Proof O2 Gas Leak Detector 4-20mA Modbus Oxygen Analyzer Alarm

US $ 99 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shandong Renke Control Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Portable Oxygen Gas Leak Alarm Gas Meter (O2)

Portable Oxygen Gas Leak Alarm Gas Meter (O2)

US $ 249-1,685.5 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Portable Industrial Gas Analyzer Detects Co CO2 O2 H2s So2 Methanol
Secured Trading Service

Portable Industrial Gas Analyzer Detects Co CO2 O2 H2s So2 Methanol

US $ 275-286 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Ningxia, China Since 2023
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Gas Detector 4 in 1 with Bluetooth Hanwei Portable Co Detectors H2s O2 Gas Detector

Gas Detector 4 in 1 with Bluetooth Hanwei Portable Co Detectors H2s O2 Gas Detector

US $ 240 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Food Package Gas O2 CO2 Testing Machine Gas Analyzer with High Quality

Food Package Gas O2 CO2 Testing Machine Gas Analyzer with High Quality

US $ 2,000-8,000 / Sets FOB
1 Set (MOQ)
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Audited Supplier
Jinan Saicheng Electronic Technology Co., Ltd.

Shandong, China Since 2025
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Economic Anesthesia Machine with O2 No2 Flowmeter in Hospital

Economic Anesthesia Machine with O2 No2 Flowmeter in Hospital

US $ 2,500-2,600 / unit FOB
1 unit (MOQ)
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Audited Supplier
Nanjing Puao Medical Equipment Co., Ltd.

Jiangsu, China Since 2017
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Industrial Ci-PC90 Trace Oxygen Analyzer Reliable O2 Measurement Instrument for Petrochemical/Pharmaceutical

Industrial Ci-PC90 Trace Oxygen Analyzer Reliable O2 Measurement Instrument for Petrochemical/Pharmaceutical

US $ 340-350 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
BeiJing Cape Golden Gas System Company LTD

Beijing, China Since 2020
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Laboao Three Gas Incubator CO2 O2 N2 Incubator for Cells Tissue Culture
Secured Trading Service

Laboao Three Gas Incubator CO2 O2 N2 Incubator for Cells Tissue Culture

US $ 2,500-3,330 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Zhengzhou Laboao Instrument Equipment Co., Ltd.

Henan, China Since 2018
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Gas Leak Detector Alarms 4 Gas Monitor with Pump Co/O2/Ex H2s Monitor
Secured Trading Service

Gas Leak Detector Alarms 4 Gas Monitor with Pump Co/O2/Ex H2s Monitor

US $ 116 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Henan Fosen Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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New Arrival Portable Oxygen O2 Detector

New Arrival Portable Oxygen O2 Detector

US $ 70-180 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
Mantern Industrial Co., Limited

Henan, China Since 2013
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Wholesale Oxygen Testing Equipment O2 Analyzer

Wholesale Oxygen Testing Equipment O2 Analyzer

US $ 160-230 / Set FOB
2 Sets (MOQ)
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Audited Supplier
SHENYANG AERTI TECH CO., LTD.

Liaoning, China Since 2021
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About O2 Sensor FAQ

  • QCan gas sensors be customized for unique applications or top industry trends?

    The O2 Sensor is a premium choice in the Gas Sensor category.Yes, many OEM and factory direct gas sensor suppliers offer custom calibration or integration tailored to specific wholesale needs. Keeping up with top trends, such as industrial IoT applications, can boost your buying decision. Reach out for a customization guide and competitive quote.

  • QWhat should I watch out for in cheap gas sensors from distributors?

    Discover the perfect Gas Sensor addition with our O2 Sensor.Bulk gas sensor orders from distributors can be cost-effective, but always check for updated certification and OEM options. Price might be tempting, but not all factory direct gas sensors meet technical or customization standards—request a guide or custom quote before deciding!

  • QHow do gas sensor wholesale prices compare with factory OEM supply?

    The O2 Sensor is a standout piece in our Gas Sensor collection.Wholesale gas sensor sourcing often brings better price points and flexible OEM supply terms than what many distributors offer. Factory OEM pricing and the latest gas sensor market trends reveal cost savings when buying in bulk—contact for the top gas sensor deals and RFQ information.

Efficient Multi-Gas Detector for O2 Ex Voc Cl2 Co CH2o So2 N
Secured Trading Service

Efficient Multi-Gas Detector for O2 Ex Voc Cl2 Co CH2o So2 N

US $ 300-3,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Beijing LSJ Technology Development Co., Ltd.

Manufacturer/Factory & Trading Company

Beijing, China Since 2026
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Explosion Proof Ex O2 Co H2s CH4 Nh3 CO2 So2 Single Gas Analyzer Fixed Gas Detector

Explosion Proof Ex O2 Co H2s CH4 Nh3 CO2 So2 Single Gas Analyzer Fixed Gas Detector

US $ 80-180 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Chongqing Jiuxin Automation Technology Co., Ltd

Chongqing, China Since 2024
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Diffusion Type Industrial Portable Multi Gas Detector for Confined Space (LEL, O2, H2S and CO)

Diffusion Type Industrial Portable Multi Gas Detector for Confined Space (LEL, O2, H2S and CO)

US $ 220-240 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Waterproof Industrial O2 Lel Voc Gas Detector

Waterproof Industrial O2 Lel Voc Gas Detector

US $ 304.78-3,338.17 / Piece FOB
1 Piece (MOQ)
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Beijing Talentech Technology Development Co., Ltd.

Beijing, China Since 2026
Chat Now Send Inquiry
Nitrogen Generator/Oxygen Generator Machine N2/O2 Generator China Separation Plant for Farming or Chemical Industry

Nitrogen Generator/Oxygen Generator Machine N2/O2 Generator China Separation Plant for Farming or Chemical Industry

US $ 50 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Jiangyin Yangtian Gas Equipment Co., Ltd.

Jiangsu, China Since 2016
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4 Gas Monitor Multi Gas Detector with Pump Co O2 Lel H2s
Secured Trading Service

4 Gas Monitor Multi Gas Detector with Pump Co O2 Lel H2s

US $ 108-116 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Henan Fosen Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Long Life Span Portable Multi 2 Gas Detector O2 CO2 Analyzer with Infrared CO2 Sensor

Long Life Span Portable Multi 2 Gas Detector O2 CO2 Analyzer with Infrared CO2 Sensor

1 Piece (MOQ)
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Audited Supplier
Shenzhen Bestone Industrial Co. Ltd.

Guangdong, China Since 2014
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Customizable Gas Alarm Detector H2s, Co, O2, Nh3 Gas Leak Detector

Customizable Gas Alarm Detector H2s, Co, O2, Nh3 Gas Leak Detector

US $ 100-130 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China Since 2024
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CH4 O2 Co H2s Limited Space Toxic and Harmful Gas Detector
Secured Trading Service

CH4 O2 Co H2s Limited Space Toxic and Harmful Gas Detector

US $ 144.9-173.4 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Ningxia Nuoke Yinfeng Intelligent And Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Ningxia, China Since 2023
Chat Now Send Inquiry
Safe 4 Gas Handheld O2 Nh3 CO2 Detector for Pharmaceutical Factory
Secured Trading Service

Safe 4 Gas Handheld O2 Nh3 CO2 Detector for Pharmaceutical Factory

US $ 320-460 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Qingdao Allred Electronics Co., Ltd.

Shandong, China Since 2025
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Portable Gas Leak Detector Co O2 Ex H2s Monitor 4 Gas Analyzer
Secured Trading Service

Portable Gas Leak Detector Co O2 Ex H2s Monitor 4 Gas Analyzer

US $ 89 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Henan Fosen Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
Chat Now Send Inquiry
Skz1050e-O2 Digital Oxygen O2 Portable Gas Purity Analyzer Test Meter
Secured Trading Service

Skz1050e-O2 Digital Oxygen O2 Portable Gas Purity Analyzer Test Meter

US $ 270-285 / Set FOB
1 Set (MOQ)
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Audited Supplier
SKZ International Co., Ltd.

Shandong, China Since 2020
Chat Now Send Inquiry
Handheld O2 and CO2 Gas Analyzer for Sealed Packaging
Secured Trading Service

Handheld O2 and CO2 Gas Analyzer for Sealed Packaging

US $ 1,600-3,000 / Piece FOB
1 Piece (MOQ)
Send Inquiry
Audited Supplier
Jinan Xinghua Instruments Co., Ltd.

Shandong, China Since 2022
Chat Now Send Inquiry
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