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Portable 4 Gases in 1 Detector Co H2s O2 Lel Carbon Monoxide Oxygen Combustible Multi Gas Detector

Portable 4 Gases in 1 Detector Co H2s O2 Lel Carbon Monoxide Oxygen Combustible Multi Gas Detector

US $ 95-540 / 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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Automotive Exhaust Gas Analyzer Exhaust Gas Detector for Co/O2/Co/ Nox/No
Secured Trading Service

Automotive Exhaust Gas Analyzer Exhaust Gas Detector for Co/O2/Co/ Nox/No

US $ 450-3,000 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Multifunctional Portable Diffused 4 In1 Gas Detector Ex/O2/Co/H2s
Secured Trading Service

Multifunctional Portable Diffused 4 In1 Gas Detector Ex/O2/Co/H2s

US $ 199-550 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Aerti O2 Analyzer Oxygen Measuring Meter Portable for 1-10L Concentrator Maintenance

Aerti O2 Analyzer Oxygen Measuring Meter Portable for 1-10L Concentrator Maintenance

US $ 130-230 / Set FOB
2 Sets (MOQ)
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Audited Supplier
SHENYANG AERTI TECH CO., LTD.

Liaoning, China Since 2021
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DIN3 Isoem A3-P1-O2 DC Current 0-20mA to 0-20mA with 24V Power Supply Signal Transmitter

DIN3 Isoem A3-P1-O2 DC Current 0-20mA to 0-20mA with 24V Power Supply Signal Transmitter

US $ 16.5-18 / Piece FOB
1 Piece (MOQ)
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Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Boqu Dog-2082X Hight Temperature Factory Price Digital Dissolved Oxygen O2 Do in Water Analysis/Meter
Secured Trading Service

Boqu Dog-2082X Hight Temperature Factory Price Digital Dissolved Oxygen O2 Do in Water Analysis/Meter

US $ 85-550 / Piece FOB
1 Piece (MOQ)
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Shanghai Boqu Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Shanghai, China Since 2014
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Air Flow Meter Inline Air Flow Meter O2 Flow Meter Thermal Flow Meter Principle
Secured Trading Service

Air Flow Meter Inline Air Flow Meter O2 Flow Meter Thermal Flow Meter Principle

US $ 200-1,000 / Piece FOB
1 Piece (MOQ)
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Huaibei Huadian Automation Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Anhui, China Since 2020
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Portable Gas Meter Analyzer Combustible Co O2 CH4 H2s 4 Gas Detector
Secured Trading Service

Portable Gas Meter Analyzer Combustible Co O2 CH4 H2s 4 Gas Detector

US $ 400-900 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Taizhou Hanyao Electronic Technology Co., Ltd

Zhejiang, China Since 2025
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Industrial Combustible O2 Co CO2 H2 Detector Intelligent Multi-Gas Analyzer
Secured Trading Service

Industrial Combustible O2 Co CO2 H2 Detector Intelligent Multi-Gas Analyzer

US $ 165-195 / 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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China Yf - 8200 - So2 Multi-Functional Portable Gas Leak Detector, Apply to The Ex/O2 / H2s/Co/O3 / No2, So2 / Nh3 / HCl/CO2 / Hcn/Voc
Secured Trading Service

China Yf - 8200 - So2 Multi-Functional Portable Gas Leak Detector, Apply to The Ex/O2 / H2s/Co/O3 / No2, So2 / Nh3 / HCl/CO2 / Hcn/Voc

US $ 228.5-242.8 / 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 Precision Co O2 H2s 4-in-1 Portable Multi Gas Detector
Secured Trading Service

High Precision Co O2 H2s 4-in-1 Portable Multi Gas Detector

US $ 90-118.7 / 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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Portable Multi Gas Detector 4 Gas Monitor (combustible gas, O2, C0 and H2S)
Secured Trading Service

Portable Multi Gas Detector 4 Gas Monitor (combustible gas, O2, C0 and H2S)

US $ 199-399 / 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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Portable Ex O2 H2s Co Gas Leak Alarm Detector Gas Test Meter

Portable Ex O2 H2s Co Gas Leak Alarm Detector Gas Test Meter

US $ 156-180 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Xinhean Technology Co., Ltd.

Guangdong, China Since 2019
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Co/CO2/O2/Nox Gas Analyzer Exhaust Gas Detector with High Temperature Probe
Secured Trading Service

Co/CO2/O2/Nox Gas Analyzer Exhaust Gas Detector with High Temperature Probe

US $ 5,000-30,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Portable Pump Suction O3 Combustible CH2o/Tvoc/Nh3/Cl2/O2/H2s Detector Gas Leak Detector
Secured Trading Service

Portable Pump Suction O3 Combustible CH2o/Tvoc/Nh3/Cl2/O2/H2s Detector Gas Leak Detector

US $ 450-3,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Diffusion Type Co H2s O2 CH4 Multi Gas Detector for Factory
Secured Trading Service

Diffusion Type Co H2s O2 CH4 Multi Gas Detector for Factory

US $ 199-550 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Good Quality Multi Gas Detector Co H2s Lel O2 with Aluminum Suitcase
Secured Trading Service

Good Quality Multi Gas Detector Co H2s Lel O2 with Aluminum Suitcase

US $ 300-5,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Fixed Industrial Luminescence Trace Oxygen Gas Detector 0-1000ppm O2 Gas Detector

Fixed Industrial Luminescence Trace Oxygen Gas Detector 0-1000ppm O2 Gas Detector

US $ 2,750-3,999 / 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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Ce Certified 4 in 1 Gas Alarm Detector for Co, Lel, O2, H2s Gases Detection

Ce Certified 4 in 1 Gas Alarm Detector for Co, Lel, O2, H2s Gases Detection

US $ 200-470 / 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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Handheld Multi Gases Detector for O2 H2s Lel Co Leakage Concentration Detection CE Approved

Handheld Multi Gases Detector for O2 H2s Lel Co Leakage Concentration Detection CE Approved

US $ 150-800 / 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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Portable Multi Gas Detector (O2 H2S CO Combustible gas)

Portable Multi Gas Detector (O2 H2S CO Combustible gas)

US $ 90-500 / 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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Nh3 Co H2s O2 4 in 1 Gas Detector Manufacturer

Nh3 Co H2s O2 4 in 1 Gas Detector Manufacturer

US $ 240-540 / 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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4-in-1 Explosion-Proof Gas Detector Lel, O2, H2s, Co Gas Alarm

4-in-1 Explosion-Proof Gas Detector Lel, O2, H2s, Co Gas Alarm

US $ 98-105 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China Since 2024
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About O2 Sensor FAQ

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

    The O2 Sensor is a top choice in our Gas Sensor collection.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?

    Upgrade your Gas Sensor with the elegant and durable O2 Sensor.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.

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

    Upgrade your Gas Sensor with the elegant and durable O2 Sensor.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.

4-in-1 Gas Detector Combustible Toxic Portable Alarm Lel, O2, H2s, Co

4-in-1 Gas Detector Combustible Toxic Portable Alarm Lel, O2, H2s, Co

US $ 98-105 / Piece FOB
10 Pieces (MOQ)
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Audited Supplier
Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China Since 2024
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Portable Lel O2 H2s Co Gas Detectors Smart Gas Meter with Alarm

Portable Lel O2 H2s Co Gas Detectors Smart Gas Meter with Alarm

US $ 107 / 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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High Quality Portable Multi Gas Detector Lel, O2, Co, H2s Four in One

High Quality Portable Multi Gas Detector Lel, O2, Co, H2s Four in One

US $ 95-540 / 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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CO2 O2 No2 5 in 1 Gas Detector Coal Mine Gas Analyzer
Secured Trading Service

CO2 O2 No2 5 in 1 Gas Detector Coal Mine Gas Analyzer

US $ 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
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Biogas Gas Detector CH4 Co H2s O2 with High Accuracy Sensor
Secured Trading Service

Biogas Gas Detector CH4 Co H2s O2 with High Accuracy Sensor

US $ 450-3,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Food Industry Fixed Gas Detector for Clo2/CO2/O2 to Sterilization and Preservation
Secured Trading Service

Food Industry Fixed Gas Detector for Clo2/CO2/O2 to Sterilization and Preservation

US $ 659-1,500 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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Iecex Atex Portable Multi Nh3 H2s CO2 O2 4 Gas Detectors for Plant
Secured Trading Service

Iecex Atex Portable Multi Nh3 H2s CO2 O2 4 Gas Detectors for Plant

US $ 1,000-5,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
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LCD Display ATEX RS485 4-20mA Fixed Oxygen Sensor Detector O2 Gas Analyzer
Secured Trading Service

LCD Display ATEX RS485 4-20mA Fixed Oxygen Sensor Detector O2 Gas Analyzer

US $ 200-400 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hefei Siko Instruments Co., Ltd.

Anhui, China Since 2023
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Portable Air Oxygen Concentration Monitor Gas Detector O2 Purity Tester Alarm Oxygen Analyzer

Portable Air Oxygen Concentration Monitor Gas Detector O2 Purity Tester Alarm Oxygen Analyzer

US $ 95-540 / 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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Advanced Oxygen Sensor Measuring Probe with High Precision O2 Potential Measurement
Secured Trading Service

Advanced Oxygen Sensor Measuring Probe with High Precision O2 Potential Measurement

US $ 299-999 / Set FOB
1 Set (MOQ)
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Audited Supplier
Henan Mtl Metallurgy Materials Co., Ltd

Trading Company

Henan, China Since 2024
Chat Now Send Inquiry
O2 Sleep Apnea Monitor Blood Oxygen Monitor Sleep Apnea Test at Home

O2 Sleep Apnea Monitor Blood Oxygen Monitor Sleep Apnea Test at Home

US $ 50-99 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shanghai Berry Electronic Tech Co., Ltd.

Shanghai, China Since 2014
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Portable 4 in 1 Multi H2s Co O2 Ex Gas Leak Detector
Secured Trading Service

Portable 4 in 1 Multi H2s Co O2 Ex Gas Leak Detector

US $ 199-550 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yuante Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2020
Chat Now Send Inquiry
Hys200000 Explosion Proof Multi Gas Detector Handheld Five Gas Monitor Co/CO2/H2s/O2/Lel Use on Board
Secured Trading Service

Hys200000 Explosion Proof Multi Gas Detector Handheld Five Gas Monitor Co/CO2/H2s/O2/Lel Use on Board

US $ 400-900 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Taizhou Hanyao Electronic Technology Co., Ltd

Zhejiang, China Since 2025
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