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MD-S975 4~20mA/RS485 Dual Color Digital Flow Switch
Secured Trading Service

MD-S975 4~20mA/RS485 Dual Color Digital Flow Switch

US $ 92.9-205.9 / Piece FOB
1 Piece (MOQ)
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Meokon Sensor Technology (Shanghai) Co., Ltd.

Manufacturer/Factory

Shanghai, China Since 2016
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Handheld Pumping Type Ozone O3 Gas Detector for Factory Price

Handheld Pumping Type Ozone O3 Gas Detector for Factory Price

US $ 95-540 / 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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Metallurgical Industry Gas Analyzer 4 in 1 Gas Detector Toxic Gas Concentration
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Metallurgical Industry Gas Analyzer 4 in 1 Gas Detector Toxic Gas Concentration

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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So2 H2 Lel Gas Leak Alarm Digital Gas Detector Controller
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So2 H2 Lel Gas Leak Alarm Digital Gas Detector Controller

US $ 877.2-912.8 / sets FOB
1 sets (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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Portable Industrial Gas Detector Electrochemical Gas Monitor

Portable Industrial Gas Detector Electrochemical Gas Monitor

US $ 64-70 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Sconda Intelligent Technology Co., Ltd

Guangdong, China Since 2024
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Large Display Control Panel Gas Alarm Controller Intelligent System
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Large Display Control Panel Gas Alarm Controller Intelligent System

US $ 877.2-912.8 / sets FOB
1 sets (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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Aerti ABS Portable Oxygen Meter Testing Machine for Concentrator Ultrasonic Oxygen Tester

Aerti ABS Portable Oxygen Meter Testing Machine for Concentrator Ultrasonic Oxygen Tester

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

Liaoning, China Since 2021
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Top Sponsor Listinggas Detector Portable Chlorine Gas Detector Portable Single Chlorine Cl2 Gas Detector

Top Sponsor Listinggas Detector Portable Chlorine Gas Detector Portable Single Chlorine Cl2 Gas Detector

US $ 95-540 / 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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Stack Gas Anti-Clogging Sampling Probe 316L, Heat & Corrosion Resistant, Easy Cleaning

Stack Gas Anti-Clogging Sampling Probe 316L, Heat & Corrosion Resistant, Easy Cleaning

US $ 20-50 / 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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Portable Single Gas Detector for Co, H2s, Nh3 etc.

Portable Single Gas Detector for Co, H2s, Nh3 etc.

US $ 59-90 / Piece FOB
1 Piece (MOQ)
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Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Handheld Gas Monitoring Device Portable Nitrous Oxide Gas Detector

Handheld Gas Monitoring Device Portable Nitrous Oxide Gas Detector

US $ 450-1,300 / 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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Multi Gas Detector Honeywell Gas Detection Four-in-One Gas Detector

Multi Gas Detector Honeywell Gas Detection Four-in-One Gas Detector

US $ 95-540 / 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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LCD Display IP68 Ammonia Nh3 Diffusion Type Gas Detector Portable

LCD Display IP68 Ammonia Nh3 Diffusion Type Gas Detector Portable

US $ 95-540 / 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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Industrial Nh3 Single Gas Detector for 24-Hour Monitoring 4-20mA
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Industrial Nh3 Single Gas Detector for 24-Hour Monitoring 4-20mA

US $ 150-2,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shandong Yizhong Industrial Co., Ltd

Manufacturer/Factory

Shandong, China Since 2023
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Factory Leak Detection Fast Response CH4 H2 N2 Multi-Gas Measurement Portable
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Factory Leak Detection Fast Response CH4 H2 N2 Multi-Gas Measurement Portable

US $ 541.5-570 / Set FOB
1 Set (MOQ)
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SKZ International Co., Ltd.

Shandong, China Since 2020
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Handheld Multi Gas Detectors with Top Grade Sensors for Detecting Explosive and Toxic Gases

Handheld Multi Gas Detectors with Top Grade Sensors for Detecting Explosive and Toxic Gases

US $ 100-470 / 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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Corrosion and Heat Resistant Gas Sampling Probe 316L, with Anti-Plugging Filter Element

Corrosion and Heat Resistant Gas Sampling Probe 316L, with Anti-Plugging Filter Element

US $ 20-50 / 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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K60 Portable Multi Gas Detector with LCD Screen

K60 Portable Multi Gas Detector with LCD Screen

US $ 90-890 / 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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Toxic Gas Detector Multi Gas Analyzer Leak Detector Alarm Function
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Toxic Gas Detector Multi Gas Analyzer Leak Detector Alarm Function

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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Electrochemical Oxygen Analyzer Oxygen Purity Analyzer P860

Electrochemical Oxygen Analyzer Oxygen Purity Analyzer P860

US $ 87 / Piece FOB
1 Piece (MOQ)
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BeiJing Cape Golden Gas System Company LTD

Beijing, China Since 2020
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Handheld Multi Four Gas Detector with Datalog
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Handheld Multi Four Gas Detector with Datalog

US $ 350-1,500 / 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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Oxygen Analyzer for Psa Oxygen Concentrator Service

Oxygen Analyzer for Psa Oxygen Concentrator Service

US $ 180-230 / Set FOB
2 Sets (MOQ)
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Audited Supplier
SHENYANG AERTI TECH CO., LTD.

Liaoning, China Since 2021
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Ci-PC96 China Online Oxygen/ Nitrogen Gas Analyzer
Secured Trading Service

Ci-PC96 China Online Oxygen/ Nitrogen Gas Analyzer

US $ 1,500-1,600 / 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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About O2 Sensor FAQ

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

    Enhance your Gas Sensor setup with our premium 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.

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

    Our O2 Sensor offers exceptional quality and style within the Gas Sensor category.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 included in our comprehensive Gas Sensor range.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.

Mine Gas Safety Monitoring Flammable Gas Detector

Mine Gas Safety Monitoring Flammable Gas Detector

US $ 400-430 / 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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New Mine Gas Safety Monitoring Battery Operated Handheld Flammable Gas Detector

New Mine Gas Safety Monitoring Battery Operated Handheld Flammable Gas Detector

US $ 400-1,300 / 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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K60-IV Portable Gas Detector for Industry or Mine

K60-IV Portable Gas Detector for Industry or Mine

US $ 399-499 / 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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H1600 Portable Single Gas Detector

H1600 Portable Single Gas Detector

US $ 59-90 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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with Sound Alarm Oxygen CH4/Ex/Co/Flammable Gas Detector for Fire Fighting
Secured Trading Service

with Sound Alarm Oxygen CH4/Ex/Co/Flammable Gas Detector for Fire Fighting

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
Chat Now Send Inquiry
Factory Price Handheld O3 Gas Meter Portable Ozone Gas Leakage Alarm Detector
Secured Trading Service

Factory Price Handheld O3 Gas Meter Portable Ozone Gas Leakage Alarm Detector

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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Popular Accurate Hand-Held Pump Suction O3 Portable Ozone Gas Detector/0-10ppm Gas Ozone Monitoring

Popular Accurate Hand-Held Pump Suction O3 Portable Ozone Gas Detector/0-10ppm Gas Ozone Monitoring

US $ 69-999 / 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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Pump Suction Voice Multifunctional 4 Gas Detector Gas Analyzer Industrial Gas Monitor

Pump Suction Voice Multifunctional 4 Gas Detector Gas Analyzer Industrial Gas Monitor

US $ 92-109 / 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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K60IV4 in 1 Multi Gas Detector/ Gas Analyzer Nh3 Portable Gas Detector

K60IV4 in 1 Multi Gas Detector/ Gas Analyzer Nh3 Portable Gas Detector

US $ 99-1,300 / 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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K60 Portable Single Gas Detector for Hydrocarbon

K60 Portable Single Gas Detector for Hydrocarbon

US $ 63-408 / 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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Direct Insertion Sampling Probe with Anti-Block Filter 316L, High Temperature, IP66

Direct Insertion Sampling Probe with Anti-Block Filter 316L, High Temperature, IP66

US $ 20-50 / 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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1-10L Oxygen Machine Measurement Oxygen Concentrator Purity Tester Mci-1

1-10L Oxygen Machine Measurement Oxygen Concentrator Purity Tester Mci-1

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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Carbon Monoxide Tester Detecting Air Co Thickness Gas Meter Tester Testing Equipment
Secured Trading Service

Carbon Monoxide Tester Detecting Air Co Thickness Gas Meter Tester Testing Equipment

US $ 270-300 / Set FOB
1 Set (MOQ)
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Audited Supplier
SKZ International Co., Ltd.

Shandong, China Since 2020
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