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H2s CO2 No2 Co Lel Portable Multigas 4 Gas Detector

H2s CO2 No2 Co Lel Portable Multigas 4 Gas Detector

US $ 100-290 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Portable Methane Gas Detector CH4 Leak Detection Methane Remote Laser Gas Detector

Portable Methane Gas Detector CH4 Leak Detection Methane Remote Laser Gas Detector

US $ 280-1,500 / 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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IP68portable Four-in-One Multi Gas Detector (HYS2000)

IP68portable Four-in-One Multi Gas Detector (HYS2000)

US $ 500-1,200 / Piece FOB
1 Piece (MOQ)
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Taizhou Hanyao Electronic Technology Co., Ltd

Zhejiang, China Since 2025
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Universal Catalytic Converter with Dual O2 Sensor Ports Auto Exhaust Repair Parts

Universal Catalytic Converter with Dual O2 Sensor Ports Auto Exhaust Repair Parts

US $ 10.5-40 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Dezhou Yifeng Environmental Protection Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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H2s Detector Equipment Combustible Gas CO2 Leak Detection Portable Gas Detector

H2s Detector Equipment Combustible Gas CO2 Leak Detection Portable Gas Detector

US $ 350-500 / 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 Nox/So2/Co Gas Detector for Car Emission with Imported Sensor

Portable Multi Nox/So2/Co Gas Detector for Car Emission with Imported Sensor

US $ 2,000-5,000 / 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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Wholesale Price Industrial Gas Leak Sensor H2s Gas Alarm 4 in 1 Gas Detector Carbon Monoxide Monitor

Wholesale Price Industrial Gas Leak Sensor H2s Gas Alarm 4 in 1 Gas Detector Carbon Monoxide Monitor

US $ 62-65 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
TZONE DIGITAL TECHNOLOGY CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Pump Carbon Dioxide Measuring Monitor Smoke Car CO2 Gas Detector

Pump Carbon Dioxide Measuring Monitor Smoke Car CO2 Gas Detector

US $ 450 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Jinan Cyeeyo Instruments Co., Ltd.

Shandong, China Since 2020
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Explosion-Proof Handheld Gas Monitor for 0-30ppm HCl with Sound Light Vibration Alarm

Explosion-Proof Handheld Gas Monitor for 0-30ppm HCl with Sound Light Vibration Alarm

US $ 100-350 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Portable Hydrogen Sulfide H2s Gas Analyzer Single H2s Gas Detector

Portable Hydrogen Sulfide H2s Gas Analyzer Single H2s 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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RS485 High Accuracy Toxic Gas Cl2 Chlorine Gas Detector with Sound and Light Alarm System

RS485 High Accuracy Toxic Gas Cl2 Chlorine Gas Detector with Sound and Light Alarm System

US $ 200-235 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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Fpdh-2 Dual Output DC High Voltage Isolating Transducer

Fpdh-2 Dual Output DC High Voltage Isolating Transducer

US $ 808 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Haiyan Jinhan Import-Export Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2023
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Portable Single Gas Detector Portable Diffussion Type Gas Sensor Leakage Alarm

Portable Single Gas Detector Portable Diffussion Type Gas Sensor Leakage Alarm

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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Skz1050e-CO2 0-20%Vol Carbon Dioxide CO2 Monitor CO2 Sensor CO2 Meter

Skz1050e-CO2 0-20%Vol Carbon Dioxide CO2 Monitor CO2 Sensor CO2 Meter

US $ 596-627 / Set FOB
1 Set (MOQ)
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Audited Supplier
SKZ International Co., Ltd.

Shandong, China Since 2020
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Portable Gas Detector (Diffusion Type

Portable Gas Detector (Diffusion Type

US $ 500-1,200 / 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 High Accuracy RS485 Chlorine Cl2 Gas Detector 4-30mA with Sound Light and Display

Industrial High Accuracy RS485 Chlorine Cl2 Gas Detector 4-30mA with Sound Light and Display

US $ 200-235 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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K800 CE Certificated Explosion Proof Gas Detector

K800 CE Certificated Explosion Proof Gas Detector

US $ 133-1,325 / 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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ATO K800 Fixed Gas Detector Transmitter for H2s Mounted Analyzer with CE/UL/ATEX

ATO K800 Fixed Gas Detector Transmitter for H2s Mounted Analyzer with CE/UL/ATEX

US $ 180-630 / 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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Skz1050e Wireless Explosion-Proof Ethylene-Oxide Eo Gas Sensor Eo Gas Detector

Skz1050e Wireless Explosion-Proof Ethylene-Oxide Eo Gas Sensor Eo Gas Detector

US $ 496-522.5 / Set FOB
1 Set (MOQ)
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Audited Supplier
SKZ International Co., Ltd.

Shandong, China Since 2020
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Wall Mount RS485 Chlorine Cl2 Gas Leak Detector with Fixed Design and 4-20mA Output

Wall Mount RS485 Chlorine Cl2 Gas Leak Detector with Fixed Design and 4-20mA Output

US $ 200-235 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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Carbon Monoxide Leakage Alarm Multi Gas Fixed Single Hydrogen Gas Detector

Carbon Monoxide Leakage Alarm Multi Gas Fixed Single Hydrogen Gas Detector

US $ 343-380 / 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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Handheld Propane Gas Meter with Infrared Gas Sensor (C3H8)

Handheld Propane Gas Meter with Infrared Gas Sensor (C3H8)

US $ 1,098.5-1,597 / 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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Advanced Smart Gas Leak Detector with Instant Alerts and Custom Settings

Advanced Smart Gas Leak Detector with Instant Alerts and Custom Settings

US $ 280-1,500 / 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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About O2 Sensor FAQ

  • QHow can I choose the right gas sensor for my project?

    Discover the perfect addition to your Gas Sensor with our O2 Sensor.Choosing the right gas sensor involves considering factors like the specific gases being detected and your application needs. Look for a supplier that offers a customization guide to match electrical specifications and operational demands. For a wholesale quote on gas sensors, explore our comprehensive catalog today.

  • QWhat types of gas sensors are available for industrial use?

    Our O2 Sensor offers exceptional quality within the Gas Sensor category.In the electrical and electronics industry, you can find a variety of gas sensors including semiconductor, catalytic bead, and electrochemical options. Most factories produce sensors that meet industry trends and safety standards. For competitive pricing on factory-direct gas sensors, contact us to get expert recommendations tailored to your needs.

  • QAre there cost-effective options for gas sensors available?

    Upgrade your Gas Sensor with the elegant and durable O2 Sensor.Yes, there are cost-effective options for gas sensors that don’t skimp on quality. Many manufacturers provide OEM gas sensors that balance performance with competitive pricing. Be sure to analyze price versus features to ensure you choose the best value. For a custom quote suited to your specifications, reach out now!

Fixed Gas Detection Instrument C3h9n Detector Can Detect C0, H2s, Co, 02, Nh3, CO2, H2, No2, So2, More Than 30 Gas Such as CH4 Gas Leak Detector

Fixed Gas Detection Instrument C3h9n Detector Can Detect C0, H2s, Co, 02, Nh3, CO2, H2, No2, So2, More Than 30 Gas Such as CH4 Gas Leak Detector

US $ 164.2-171.4 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen Yifan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2024
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Industrial Gas Analyzer

Industrial Gas Analyzer

US $ 1,000 / Set FOB
1 Set (MOQ)
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Audited Supplier
Chongqing Jiuxin Automation Technology Co., Ltd

Chongqing, China Since 2024
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High Sensitivity and Quality IP66 LCD Portable Nh3 Ammonia Rechargeable Gas Detector

High Sensitivity and Quality IP66 LCD Portable Nh3 Ammonia Rechargeable Gas Detector

US $ 100-290 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Formic Acid Gas Detector

Formic Acid Gas Detector

US $ 500-1,200 / 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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Toxic Gas Detector Combustible Gas Detector / Explosive Gas Detector

Toxic Gas Detector Combustible Gas Detector / Explosive Gas Detector

US $ 500-1,500 / 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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Poisonous and Combustible Gases Detectors with Top Grade Sensors and Internal Pump

Poisonous and Combustible Gases Detectors with Top Grade Sensors and Internal Pump

US $ 100-1,000 / 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
Chat Now Send Inquiry
Portable Single Gas Monitor for Detecting Cl2 with Big LCD Display Chinese Manufacturer

Portable Single Gas Monitor for Detecting Cl2 with Big LCD Display Chinese Manufacturer

US $ 100-350 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Industry Use Handheld Gas Detector for Monitoring Four Gases with Ex and Cccf Certified

Industry Use Handheld Gas Detector for Monitoring Four Gases with Ex and Cccf Certified

US $ 100-390 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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Portable 4 in 1 Multi Gas Leak Detector Analyzer

Portable 4 in 1 Multi Gas Leak Detector Analyzer

US $ 350-500 / 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
Chat Now Send Inquiry
Portable Gas Detector Display CH4 Ppm/%Vol/%Lel Explosive Gas

Portable Gas Detector Display CH4 Ppm/%Vol/%Lel Explosive Gas

US $ 500-1,200 / 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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High Quality Thermal Mass Flow Meter Manufacturer with CE / ISO Certification

High Quality Thermal Mass Flow Meter Manufacturer with CE / ISO Certification

US $ 150-550 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Suzhou Beite Smart Instrument Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2022
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Handheld Methane Toxic Detector with Ndir Gas Sensor

Handheld Methane Toxic Detector with Ndir Gas Sensor

US $ 889.5-1,298.5 / 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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Handheld Single Gas Leak Detector for Toxic Gas with LCD Display and PC TPU Shell

Handheld Single Gas Leak Detector for Toxic Gas with LCD Display and PC TPU Shell

US $ 100-350 / Piece FOB
2 Pieces (MOQ)
Send Inquiry
Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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