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Portable Gas Alarm Ammonia Nh3 Gas Detector 0-100 Ppm

Portable Gas Alarm Ammonia Nh3 Gas Detector 0-100 Ppm

US $ 64-70 / 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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Ci-PC84 High Content Online Oxygen Analyzer

Ci-PC84 High Content Online Oxygen Analyzer

US $ 1,300-1,350 / 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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Water Proof Gases Detector New Design CE Approved Multi-Gas Detection

Water Proof Gases Detector New Design CE Approved Multi-Gas Detection

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
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K800 Fixed Wireless Gas Detector

K800 Fixed Wireless Gas Detector

US $ 205-1,325 / 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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Electrochemical Gas Analyzer

Electrochemical Gas Analyzer

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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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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Minimeta Portable CE Marks Hydrogen Sulfide H2s Gas Analyzer

Minimeta Portable CE Marks Hydrogen Sulfide H2s Gas Analyzer

US $ 252-280 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
SKZ International Co., Ltd.

Shandong, China Since 2020
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Compact Lightweight Design Corrosion Resistant Coating LED Liquefied Petroleum Gas Digital Display LPG Detector for Liquefied Petroleum Gas Safety

Compact Lightweight Design Corrosion Resistant Coating LED Liquefied Petroleum Gas Digital Display LPG Detector for Liquefied Petroleum Gas Safety

US $ 62-85 / 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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18-Hour Continuous Operation Gas Detector with Rechargeable Lithium Battery 3.7V 2200mAh

18-Hour Continuous Operation Gas Detector with Rechargeable Lithium Battery 3.7V 2200mAh

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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Fixed Gas Analyzer for Petroleum Gases and Toxic Gases in Petrochemical Industries

Fixed Gas Analyzer for Petroleum Gases and Toxic Gases in Petrochemical Industries

US $ 599-900 / 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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Gas Detector Portable Industrial Gas Alarm - Nh3 Ammonia Meter

Gas Detector Portable Industrial Gas Alarm - Nh3 Ammonia Meter

US $ 64-70 / 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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H2 Sensor Battery Powered Hydrogen Portable Gas Detector for Industrial Safety

H2 Sensor Battery Powered Hydrogen Portable Gas Detector for Industrial Safety

US $ 120-550 / 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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IP68 Grade Fireproof Explosion-Proof High Sensitive Portable Multi Gas Detector

IP68 Grade Fireproof Explosion-Proof High Sensitive Portable Multi 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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Durable Portable 4 Gas Detector with Top Sensors CE Certification for High Precision Leakage Detection

Durable Portable 4 Gas Detector with Top Sensors CE Certification for High Precision Leakage Detection

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
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High Sensitivity Imported Sensor 0-100% Lel Gas Detector

High Sensitivity Imported Sensor 0-100% Lel Gas Detector

US $ 270-580 / 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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IP66 Portable Carbon Dioxide Detector CO2 Detector Monitor Gas Analyzer

IP66 Portable Carbon Dioxide Detector CO2 Detector Monitor Gas Analyzer

US $ 59-300 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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High Quality Ceramic or Catalyst Substrate Catalytic Converter with O2 Sensor

High Quality Ceramic or Catalyst Substrate Catalytic Converter with O2 Sensor

US $ 2.7-6.5 / 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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Easy to Install 4-20mA Output RS485 LPG, CH4, So2, Nh3 Gas Detector with 1.5W Power and Alarm

Easy to Install 4-20mA Output RS485 LPG, CH4, So2, Nh3 Gas Detector with 1.5W Power and Alarm

US $ 85 / 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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Ce Approved 20 V DC Fixed Gas Detector for Toxic and Combustible Gas Monitoring

Ce Approved 20 V DC Fixed Gas Detector for Toxic and Combustible Gas Monitoring

US $ 210-500 / 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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Gas Detector Automatic Type for So2, Nh3, H2, No, Eto

Gas Detector Automatic Type for So2, Nh3, H2, No, Eto

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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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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Professional Gas Alert 4 Gas Monitor Detector Confined Space Air

Professional Gas Alert 4 Gas Monitor Detector Confined Space Air

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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Portable H2 So2 Nh3 Waterproof Single Gas Detector

Portable H2 So2 Nh3 Waterproof Single Gas Detector

US $ 146.6-174.9 / 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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About O2 Sensor FAQ

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

    Our O2 Sensor offers exceptional quality and style 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?

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

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

    Discover the perfect Gas Sensor addition 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.

4-20mA Output Signal H2s Gas Detector 0-200ppm Detection Range

4-20mA Output Signal H2s Gas Detector 0-200ppm Detection Range

US $ 150-300 / 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
Chat Now Send Inquiry
4-20mA Industry Gas Alarm Fixed Hydrogen Gas Detector

4-20mA Industry Gas Alarm Fixed Hydrogen Gas Detector

US $ 200-1,000 / 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 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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K800 Mounted Gas Probe with Alarm

K800 Mounted Gas Probe with Alarm

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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Handheld Single Gas Monitor for Nitrogen Dioxide with Sound Light Vibration Alarm

Handheld Single Gas Monitor for Nitrogen Dioxide 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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Top Sensor High Quality Portable Multi Gas Detector Industrial Use Leaking Detection

Top Sensor High Quality Portable Multi Gas Detector Industrial Use Leaking Detection

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

Jiangsu, China Since 2017
Chat Now Send Inquiry
Plug and Play Electrochemical Sensor Smart LPG, CH4, So2, Nh3 Detector with Sound and Light Alarm

Plug and Play Electrochemical Sensor Smart LPG, CH4, So2, Nh3 Detector with Sound and Light Alarm

US $ 85 / 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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Sound Light Vibration Multi-Gas Tester Analyzer, Rechargeable Portable 4 Gas Detector

Sound Light Vibration Multi-Gas Tester Analyzer, Rechargeable Portable 4 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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Portable CO2 Gas Detector and Meter Detector Carbon Dioxide Gas Analyzer

Portable CO2 Gas Detector and Meter Detector Carbon Dioxide Gas Analyzer

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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Portable Diffusion Gas Detector

Portable Diffusion 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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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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Laser Methane Gas Analyzer

Laser Methane Gas Analyzer

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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Portable Dimethylamine Gas Detector

Portable Dimethylamine 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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