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O2 Sensor

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Sensor Pressure Sensor Water Level Sensor Humidity Sensor Fuel Sensor Automatic Sensor

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High Performance H6 Air Quality Monitoring System for So2/Co/O2/No2/Pm2.5/Pm10 Detecting

High Performance H6 Air Quality Monitoring System for So2/Co/O2/No2/Pm2.5/Pm10 Detecting

US $ 6,500-6,900 / 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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K60V Pump CH4 O2 H2s Co Carbon Monoxide Multi Portable Gas Detector
Secured Trading Service

K60V Pump CH4 O2 H2s Co Carbon Monoxide Multi Portable Gas Detector

US $ 350-1,100 / 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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Waterproof 4-20mA LCD Display Fixed CO2 Co O2 Gas Detector Gt-Fga1000L
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Waterproof 4-20mA LCD Display Fixed CO2 Co O2 Gas Detector Gt-Fga1000L

US $ 150-400 / Piece FOB
1 Piece (MOQ)
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Qingdao Allred Electronics Co., Ltd.

Shandong, China Since 2025
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Multi Gas Detector 4 Gases Monitor H2s O2 Co Ex Gas Meter
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Multi Gas Detector 4 Gases Monitor H2s O2 Co Ex Gas Meter

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

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Kelisaike K60IV Portable Multi Gas Analyzer Lel O2 H2s Co Detector
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Kelisaike K60IV Portable Multi Gas Analyzer Lel O2 H2s Co Detector

US $ 199-450 / 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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2022 New Type Color Screen 3 in 1 Handheld Oxygen O2 Nitrogen N2 CO2 Gas
Secured Trading Service

2022 New Type Color Screen 3 in 1 Handheld Oxygen O2 Nitrogen N2 CO2 Gas

US $ 703-740 / Set FOB
1 Set (MOQ)
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SKZ International Co., Ltd.

Shandong, China Since 2020
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Air Diffusion Handheld Multi-Gas Detector, 4 Gas Monitors CH4/Co/H2s/O2
Secured Trading Service

Air Diffusion Handheld Multi-Gas Detector, 4 Gas Monitors CH4/Co/H2s/O2

US $ 57.1-64.2 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yifan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2024
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High Accuracy Ci-PC90 Trace Oxygen Analyzer, Portable/Desktop O2 Analysis Equipment for Gas Quality Control

High Accuracy Ci-PC90 Trace Oxygen Analyzer, Portable/Desktop O2 Analysis Equipment for Gas Quality Control

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

Beijing, China Since 2020
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PGA01 Industrial Portable Single Gas Detector for CO2/O2/So2/No2/H2s
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PGA01 Industrial Portable Single Gas Detector for CO2/O2/So2/No2/H2s

US $ 320-450 / Piece FOB
1 Piece (MOQ)
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Qingdao Allred Electronics Co., Ltd.

Shandong, China Since 2025
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TMAXCN Brand Single-Side (1500*750mm) Vacuum Glove Box with H2O & O2 Purification System

TMAXCN Brand Single-Side (1500*750mm) Vacuum Glove Box with H2O & O2 Purification System

US $ 2,800-6,500 / Piece FOB
1 Piece (MOQ)
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Xiamen Tmax Battery Equipments Limited

Fujian, China Since 2020
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2022 Hot Selling Gas Alarm for CH4, Co, O2, H2s Gas Leak Detection

2022 Hot Selling Gas Alarm for CH4, Co, O2, H2s Gas Leak Detection

US $ 80-150 / Piece FOB
1 Piece (MOQ)
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Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Real Time Monitoring Gas Detector Co H2s O2 Wall-Mounted Gas Monitor Controller
Secured Trading Service

Real Time Monitoring Gas Detector Co H2s O2 Wall-Mounted Gas Monitor Controller

US $ 90-135 / 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
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P860-5n N2/O2 Analyzer Oxygen and Nitrogen Gas Purity Analyzer/ Tester
Secured Trading Service

P860-5n N2/O2 Analyzer Oxygen and Nitrogen Gas Purity Analyzer/ Tester

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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Co H2s O2 H2 Nh3 Methane MP100 Portable Single Gas Detector Analysis
Secured Trading Service

Co H2s O2 H2 Nh3 Methane MP100 Portable Single Gas Detector Analysis

US $ 124-353 / 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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O2 Oxygen Sensor Bung Exhaust Thread Mild Steel Nut Fitting

O2 Oxygen Sensor Bung Exhaust Thread Mild Steel Nut Fitting

US $ 0.63-0.85 / Piece FOB
100 Pieces (MOQ)
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Zhe Jiang Yue Ding Corrugated Tube Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
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Home O2 Supplement Wholesale 5L Oxygen Machine for Elderly Care

Home O2 Supplement Wholesale 5L Oxygen Machine for Elderly Care

US $ 280-330 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
SHENYANG AERTI TECH CO., LTD.

Liaoning, China Since 2021
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Online Oxygen O2 Paramagnetic Gas Analyzer for Oxygen Gas Plant

Online Oxygen O2 Paramagnetic Gas Analyzer for Oxygen Gas Plant

US $ 3,000-7,500 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Online Oxygen Gas Analyzer O2 Gas Leak Detector with Alarm 0-10000ppm

Online Oxygen Gas Analyzer O2 Gas Leak Detector with Alarm 0-10000ppm

US $ 699.5-1,488.5 / Piece FOB
5 Pieces (MOQ)
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Audited Supplier
SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Stack Flue Gas Monitoring System Heat Tracing Cems UV Hot Wet Analyzer for So2 Nox O2 Co CO2 Vocs
Secured Trading Service

Stack Flue Gas Monitoring System Heat Tracing Cems UV Hot Wet Analyzer for So2 Nox O2 Co CO2 Vocs

US $ 30,000-70,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing KELISAIKE Safety Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2016
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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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Portable 4 in 1 Gas Detector Ex O2 Co H2s Suction Type Gas Detection Equipment with Built-in Air Pump
Secured Trading Service

Portable 4 in 1 Gas Detector Ex O2 Co H2s Suction Type Gas Detection Equipment with Built-in Air Pump

US $ 180-200 / Piece FOB
1 Piece (MOQ)
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Zhenjiang Matchau Marine Equipment Co., Ltd.

Jiangsu, China Since 2013
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Aerti Battery-Powered Oxygen Tester 10L Concentrator Analyzer Measurement Kit for O2

Aerti Battery-Powered Oxygen Tester 10L Concentrator Analyzer Measurement Kit for O2

US $ 160-210 / Set FOB
2 Sets (MOQ)
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Audited Supplier
SHENYANG AERTI TECH CO., LTD.

Liaoning, China Since 2021
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1/2" O2 Oxygen Sensor Offset Socket Vacuum Flare Nut Wrench Removal Tool 22mm

1/2" O2 Oxygen Sensor Offset Socket Vacuum Flare Nut Wrench Removal Tool 22mm

US $ 1.33-1.39 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Hangzhou Sinkee Tools Co.,Ltd.

Zhejiang, China Since 2026
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About O2 Sensor FAQ

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

    The O2 Sensor is a premium choice in the Gas Sensor category.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.

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

    The O2 Sensor is an essential part of our Gas Sensor offerings.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!

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

    The O2 Sensor is an essential part of our Gas Sensor offerings.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.

Multi-Functional O2 Co Ex H2s Monitor Gas Detector Gas Analyzer with Pump
Secured Trading Service

Multi-Functional O2 Co Ex H2s Monitor Gas Detector Gas Analyzer with Pump

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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Msa Altair 4xr Ex O2 Co H2s Multigas Detector Gas Analyzer
Secured Trading Service

Msa Altair 4xr Ex O2 Co H2s Multigas Detector Gas Analyzer

US $ 571-1,130 / 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
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Tri-Gas Incubator CO2 O2 and N2 Incubator for Laboratory

Tri-Gas Incubator CO2 O2 and N2 Incubator for Laboratory

US $ 1,900 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jiangsu Aiksmed Equipment Co., Ltd

Trading Company

Jiangsu, China Since 2022
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Fixed Gas Transmitter Gas Detector Ex Co O2 Gas Analyzer

Fixed Gas Transmitter Gas Detector Ex Co O2 Gas Analyzer

US $ 100-600 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing Yibang Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
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Flygoo Portable Air Oxygen Gas Measurement O2 Analyzer with Flow Meter
Secured Trading Service

Flygoo Portable Air Oxygen Gas Measurement O2 Analyzer with Flow Meter

US $ 320 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Flygoo Eco-Technologies (Guangzhou) Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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Top-Lift Door Sealed Atmosphere Box Furnace with Hot Air Circulation & O2 Analyzer
Secured Trading Service

Top-Lift Door Sealed Atmosphere Box Furnace with Hot Air Circulation & O2 Analyzer

US $ 4,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Luoyang Ju Xing Kiln Co., Ltd.

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Co, H2s, O2 and Ex Five Types of Gases Including Mst410p Pump Multi Gas Detector for Petrochemical Industry
Secured Trading Service

Co, H2s, O2 and Ex Five Types of Gases Including Mst410p Pump Multi Gas Detector for Petrochemical Industry

US $ 567.16 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Ningxia Maiya Sensor Technology Development Co., Ltd

Ningxia, China Since 2024
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Psa Oxygen O2 Gas Generation System for Medical and Industrial Purpose

Psa Oxygen O2 Gas Generation System for Medical and Industrial Purpose

US $ 1,000-10,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Brotie Technology Company Limited

Beijing, China Since 2011
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Portable Multi Gas Lel O2 H2s Co CH4 Combustible Gas Leak Detector
Secured Trading Service

Portable Multi Gas Lel O2 H2s Co CH4 Combustible Gas Leak Detector

US $ 350-640 / 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
Fixed Combustible Gas Detector Ex CH4 O2 Co Gas Analyzer

Fixed Combustible Gas Detector Ex CH4 O2 Co Gas Analyzer

US $ 100-600 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing Yibang Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
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Fixed Wall Mounted Gas Detector for H2 CH4 O2

Fixed Wall Mounted Gas Detector for H2 CH4 O2

US $ 100-600 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing Yibang Electronic Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2026
Chat Now Send Inquiry
Mounting Bungs Nut O2 Oxygen Sensor Welding Nut M18 * 1.5

Mounting Bungs Nut O2 Oxygen Sensor Welding Nut M18 * 1.5

US $ 0.63-0.85 / Piece FOB
100 Pieces (MOQ)
Send Inquiry
Audited Supplier
Zhe Jiang Yue Ding Corrugated Tube Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2007
Chat Now Send Inquiry
O2 Oxygen Sensor Welding Bung and Plug

O2 Oxygen Sensor Welding Bung and Plug

US $ 0.4-0.6 / Piece FOB
1,000 Pieces (MOQ)
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Audited Supplier
Qingdao Pengrui Machinery Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2021
Chat Now Send Inquiry
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