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O2-a2 Sensor

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M3 M4 M5 Brass PCB Screw Metal Terminals Connector Block

M3 M4 M5 Brass PCB Screw Metal Terminals Connector Block

US $ 0.03-0.07 / Piece FOB
3,000 Pieces (MOQ)
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Shenzhen Wandaan Precision Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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DC Current Voltage Isolation Signal Petroleum Transmitter Converter

DC Current Voltage Isolation Signal Petroleum Transmitter Converter

1 Piece (MOQ)
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Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Portable Multi-Function Gas Detector 5 Gases Customizable Optional Wireless Functions

Portable Multi-Function Gas Detector 5 Gases Customizable Optional Wireless Functions

US $ 240 / Piece FOB
5 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Methanol Portable Gas Detector for Alarm (CH4O)

Methanol Portable Gas Detector for Alarm (CH4O)

US $ 418.5-1,625.8 / Piece FOB
5 Pieces (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Industrial IP66 Ethylene Gas Monitor with LCD Displayed (C2H4)

Industrial IP66 Ethylene Gas Monitor with LCD Displayed (C2H4)

US $ 574.28-602.38 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Portable High Concentration Ethylene Oxide Alarm with Infrared Sensor 0-3%Vol (ETO)

Portable High Concentration Ethylene Oxide Alarm with Infrared Sensor 0-3%Vol (ETO)

US $ 1,196.28-1,395.35 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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4-in-1 (H2S, EX, O2, CO) Workplace Safety Monitor Rechargeableinstant Alerts Gas Leak Detector

4-in-1 (H2S, EX, O2, CO) Workplace Safety Monitor Rechargeableinstant Alerts Gas Leak Detector

US $ 45-55 / Piece FOB
1 Piece (MOQ)
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Henan Zhong An Electronic Detection Technology CO.,LTD

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Simultaneous Multi-Gas Analyzer for Mining with Advanced Features

Simultaneous Multi-Gas Analyzer for Mining with Advanced Features

US $ 10 / Piece FOB
1 Piece (MOQ)
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Shandong Weixin Import and Export Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Data Uploading Portable 4-in-1 Multi Gas Detector for Confined Space (BX616)

Data Uploading Portable 4-in-1 Multi Gas Detector for Confined Space (BX616)

US $ 220-240 / Piece FOB
2 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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PCB Solder Terminal Custom Copper Connector PCB High Current Terminal

PCB Solder Terminal Custom Copper Connector PCB High Current Terminal

US $ 0.03-0.17 / Piece FOB
1,000 Pieces (MOQ)
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Shenzhen Wandaan Precision Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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Durable Single Gas Clip Detector H2s Co Monitor Bw Real Time Data

Durable Single Gas Clip Detector H2s Co Monitor Bw Real Time Data

US $ 35-45 / Set FOB
1 Set (MOQ)
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Henan Zhong An Electronic Detection Technology CO.,LTD

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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0-20mA, 4~20mA to 0~10V, 0-5V Signal Converter

0-20mA, 4~20mA to 0~10V, 0-5V Signal Converter

US $ 14-15 / 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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E1000 Portable CO2 Gas Detector Carbon Dioxide Gas Analyzer CO2 Exhaust Gas Analyzer with Great Price

E1000 Portable CO2 Gas Detector Carbon Dioxide Gas Analyzer CO2 Exhaust Gas Analyzer with Great Price

US $ 140-150 / Piece FOB
5 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Ultimate Bw Two Year Single H2s Co O2 Gas Clip Detector Rechargeable Portable Kit

Ultimate Bw Two Year Single H2s Co O2 Gas Clip Detector Rechargeable Portable Kit

US $ 35-45 / Set FOB
1 Set (MOQ)
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Henan Zhong An Electronic Detection Technology CO.,LTD

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Atex Certified Portable Single Gas Detector for H2s/Co/O2

Atex Certified Portable Single Gas Detector for H2s/Co/O2

US $ 52-57 / Piece FOB
5 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Portable Chlorine 0-10ppm Gas Leak Alarm Gas Detector (CL2)

Portable Chlorine 0-10ppm Gas Leak Alarm Gas Detector (CL2)

US $ 476.92-838.88 / Piece FOB
5 Pieces (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Configurable Multi-Gas Analyzer for H2s Co O2 and More

Configurable Multi-Gas Analyzer for H2s Co O2 and More

US $ 10 / Piece FOB
1 Piece (MOQ)
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Shandong Weixin Import and Export Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Portable Co Monitor Gas Detector 4 Gas Lel Gas Detector

Portable Co Monitor Gas Detector 4 Gas Lel Gas Detector

US $ 96-120 / Set FOB
1 Set (MOQ)
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Henan Zhong An Electronic Detection Technology CO.,LTD

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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High-Quality Tin Plated Electrical Connector with Secure Screw Terminals

High-Quality Tin Plated Electrical Connector with Secure Screw Terminals

US $ 0.99-2.99 / Piece FOB
1,000 Pieces (MOQ)
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Shenzhen Wandaan Precision Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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0-5V/0-10V/0-75mv/0-2.5V/0-1mA/0-10mA/0-20mA/4-20mA Isolated Signal Sewage Transmitter

0-5V/0-10V/0-75mv/0-2.5V/0-1mA/0-10mA/0-20mA/4-20mA Isolated Signal Sewage Transmitter

1 Piece (MOQ)
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Shenzhen Sunyuan Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Manufacture Supply Ce Approved Nitrogen Gas Detector

Manufacture Supply Ce Approved Nitrogen Gas Detector

US $ 418.5-986.5 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Advanced Portable Multi-Gas Analyzer for Mining and Tunnel Applications

Advanced Portable Multi-Gas Analyzer for Mining and Tunnel Applications

US $ 10 / Piece FOB
1 Piece (MOQ)
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Shandong Weixin Import and Export Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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25 Years Professional OEM Factory M5 Screw PCB Terminal Connector

25 Years Professional OEM Factory M5 Screw PCB Terminal Connector

US $ 0.08-0.39 / Piece FOB
1,000 Pieces (MOQ)
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Audited Supplier
Shenzhen Wandaan Precision Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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About O2-a2 Sensor FAQ

  • QWhat types of gases can a Handheld Gas Analyzer detect?

    Our O2-a2 Sensor offers exceptional quality and style within the Gas Analyzer category.Handheld Gas Analyzers are versatile instruments that can detect a wide range of gases, including but not limited to oxygen, carbon dioxide, methane, and nitrogen. The sensitivity and accuracy of Handheld Gas Analyzers vary based on the model and technology used by a recognized manufacturer.

  • QHow can I ensure the calibration and accuracy of a Handheld Gas Analyzer?

    Upgrade your Gas Analyzer with the elegant and durable O2-a2 Sensor.Ensuring the calibration and accuracy of a Handheld Gas Analyzer is crucial for reliable measurements. Work with a reputable supplier or manufacturer to regularly calibrate the device based on industry standards and recommendations. Regular maintenance and testing are also essential to prevent inaccuracies.

  • QDoes sourcing Handheld Gas Analyzers from China offer cost-effective advantages for businesses?

    Discover the perfect addition to your Gas Analyzer with our O2-a2 Sensor.Sourcing Handheld Gas Analyzers from China can provide cost-effective advantages due to lower manufacturing costs and access to a wide range of technologies. Partnering with a reliable supplier allows businesses to benefit from competitive pricing, tailor-made solutions, and efficient logistics for seamless product delivery.

Hot Sale Pumping Hydrogen Sulfide Gas Leakage Alarm with Data Logger (H2S)

Hot Sale Pumping Hydrogen Sulfide Gas Leakage Alarm with Data Logger (H2S)

US $ 235.25-456.78 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Electromagnetic Isolation DC Current Voltage Signal Isolated Amplifier 0-5V to 4-20mA Signal Isolation Transmitter IC

Electromagnetic Isolation DC Current Voltage Signal Isolated Amplifier 0-5V to 4-20mA Signal Isolation Transmitter IC

US $ 14-15 / 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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Industrial Multi-Gas Analyzer with Simultaneous Detection of Various Gases

Industrial Multi-Gas Analyzer with Simultaneous Detection of Various Gases

US $ 10 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shandong Weixin Import and Export Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Portable High Accuracy CO2 Carbon Dioxide Gas Detector for Mushrooms Greenhouse Monitoring (E1000)

Portable High Accuracy CO2 Carbon Dioxide Gas Detector for Mushrooms Greenhouse Monitoring (E1000)

US $ 140-150 / Piece FOB
5 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Portable Multi Gas Analyzer 5 with Large Data Logger (customized)

Portable Multi Gas Analyzer 5 with Large Data Logger (customized)

US $ 671.55-3,835.88 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Portable 4000mA lithium Battery Voc Monitor

Portable 4000mA lithium Battery Voc Monitor

US $ 418.78-795.25 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Customized 100% Full Inspection Copper Connector High-Quality PCB Welding Terminal

Customized 100% Full Inspection Copper Connector High-Quality PCB Welding Terminal

US $ 0.03-0.17 / Piece FOB
1,000 Pieces (MOQ)
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Audited Supplier
Shenzhen Wandaan Precision Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2014
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Portable Bromine Gas Detector with Ce Approved (Br2)

Portable Bromine Gas Detector with Ce Approved (Br2)

US $ 710.5-990.68 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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Portable Gas Meter for Hydrogen Cyanide with lithium Battery (HCN)

Portable Gas Meter for Hydrogen Cyanide with lithium Battery (HCN)

US $ 613.5-1,129.8 / Piece FOB
1 Piece (MOQ)
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SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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1-Input 2-Output Rail-Mounted DC Current to Voltage Isolated Signal Conditioner

1-Input 2-Output Rail-Mounted DC Current to Voltage Isolated Signal Conditioner

US $ 34.5-36.5 / 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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Multi Gas Meter Voc Gas Detector H2 Detector 4 in 1 Gas Detector

Multi Gas Meter Voc Gas Detector H2 Detector 4 in 1 Gas Detector

US $ 96-120 / Set FOB
1 Set (MOQ)
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Audited Supplier
Henan Zhong An Electronic Detection Technology CO.,LTD

Manufacturer/Factory & Trading Company

Henan, China Since 2025
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Portable Co H2s O2 Ex (LEL) Multi Gas Detector 4 Gases Monitor with Explosion-Proof Gas Clip Battery Powered

Portable Co H2s O2 Ex (LEL) Multi Gas Detector 4 Gases Monitor with Explosion-Proof Gas Clip Battery Powered

US $ 220-240 / Piece FOB
2 Pieces (MOQ)
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HANWEI ELECTRONICS GROUP CORPORATION

Manufacturer/Factory & Trading Company

Henan, China Since 2018
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Handheld Oxygen Meter with lithium Battery

Handheld Oxygen Meter with lithium Battery

US $ 245-420 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
SHENZHEN KORNO I AND E CO., LTD

Guangdong, China Since 2017
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