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4 in 1 High Accuracy Gas Leak Detector Tzone Portable Industrial Gas Sensor Measurement

4 in 1 High Accuracy Gas Leak Detector Tzone Portable Industrial Gas Sensor Measurement

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

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
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Portable Diagnosis Devices for Detecting Sleep Disorders Sleep Apnea

Portable Diagnosis Devices for Detecting Sleep Disorders Sleep Apnea

US $ 3,600-4,000 / Piece FOB
1 Piece (MOQ)
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HUNAN VENTMED MEDICAL TECHNOLOGY CO., LTD.

Hunan, China Since 2019
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Ndir Infrared Sensor LED Display LPG, CH4, So2, Nh3 Detector with LED Display and Sound Mode

Ndir Infrared Sensor LED Display LPG, CH4, So2, Nh3 Detector with LED Display and Sound Mode

US $ 85 / Piece FOB
1 Piece (MOQ)
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Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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New Portable 5 in 1 Gas Sensor Detector with 4-Digits Display Security Products

New Portable 5 in 1 Gas Sensor Detector with 4-Digits Display Security Products

US $ 380-500 / 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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Ozone Detector Fixed Type Continuous Monitoring Iecex Atex Certified

Ozone Detector Fixed Type Continuous Monitoring Iecex Atex Certified

US $ 480 / 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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Durable Housing Professional Industrial Use Multi Gas Alarm Device Portable 6-in-1 Gas Detector

Durable Housing Professional Industrial Use Multi Gas Alarm Device Portable 6-in-1 Gas Detector

US $ 1,050-1,100 / Piece FOB
1 Piece (MOQ)
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Xianxian Zhonglu Tongda Testing Instrument and Equipment Factory

Trading Company

Hebei, China Since 2025
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K60 Toxic Nh3 Portable Gas Detector Industry Use Gas Leak Alarm

K60 Toxic Nh3 Portable Gas Detector Industry Use Gas Leak Alarm

US $ 125 / 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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Advanced Rk300-08b Air Quality Meter with CO2 Monitoring

Advanced Rk300-08b Air Quality Meter with CO2 Monitoring

US $ 28 / Piece FOB
1 Piece (MOQ)
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Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
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Multi-Function Portable 4 in 1 Multi Gas Voc Leak Detector

Multi-Function Portable 4 in 1 Multi Gas Voc Leak Detector

US $ 350-500 / 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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5 Types Gases Monitor Portable Combustible Gas Detector

5 Types Gases Monitor Portable Combustible Gas Detector

US $ 153.8-182 / 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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Ethernet RJ45 Multi Gas Air Transmitter Ceiling Mount Indoor Environment Detector

Ethernet RJ45 Multi Gas Air Transmitter Ceiling Mount Indoor Environment Detector

US $ 45-499 / Piece FOB
1 Piece (MOQ)
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Shandong Renke Control Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
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Ultimate Quad Gas Monitor Four Sensor Multi Hazard Detection

Ultimate Quad Gas Monitor Four Sensor Multi Hazard Detection

US $ 55-65 / 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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4-20mA Output RS485 Wall-Mounted Reliable LPG Liquefied Petroleum Gas Detector with Sound and Light

4-20mA Output RS485 Wall-Mounted Reliable LPG Liquefied Petroleum Gas Detector with Sound and Light

US $ 62-85 / Piece FOB
1 Piece (MOQ)
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Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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Comprehensive Environmental Air Quality Meter with Multi-Gas Detection

Comprehensive Environmental Air Quality Meter with Multi-Gas Detection

US $ 28 / Piece FOB
1 Piece (MOQ)
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Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
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IP67 Rechargeable Battery Handheld Multi Gas Sensor Alarm with LED Display

IP67 Rechargeable Battery Handheld Multi Gas Sensor Alarm with LED Display

US $ 90-500 / 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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Compact Air Quality Meter for CO2 and Pm2 5 Detection

Compact Air Quality Meter for CO2 and Pm2 5 Detection

US $ 28 / Piece FOB
1 Piece (MOQ)
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Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
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Fixed Carbon Monoxide Detector Carbon Monoxide Sensor with Alarm Co Gas Leak Detector Gas Control Panel

Fixed Carbon Monoxide Detector Carbon Monoxide Sensor with Alarm Co Gas Leak Detector Gas Control Panel

US $ 89 / Piece FOB
1 Piece (MOQ)
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Wuxi Yongan Electronic Technology Co., Ltd.

Jiangsu, China Since 2026
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Easy Installation Multi Gas Detector Pm2.5 Pm10 Tsp CO2 Hcho O3 Co H2s Nh3 Temperature Humidity Noise Light

Easy Installation Multi Gas Detector Pm2.5 Pm10 Tsp CO2 Hcho O3 Co H2s Nh3 Temperature Humidity Noise Light

US $ 45-499 / 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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Industrial Grade Portable Multi-Gas Analyzer with Imported Sensor 16 Types Gases Detection

Industrial Grade Portable Multi-Gas Analyzer with Imported Sensor 16 Types Gases Detection

US $ 3,000-5,000 / 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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Comprehensive Air Quality Meter for Real-Time Gas Detection and Analysis

Comprehensive Air Quality Meter for Real-Time Gas Detection and Analysis

US $ 28 / Piece FOB
1 Piece (MOQ)
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Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
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Air Quality Meter with RS485 Output for Enhanced Environmental Monitoring

Air Quality Meter with RS485 Output for Enhanced Environmental Monitoring

US $ 28 / Piece FOB
1 Piece (MOQ)
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Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
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Explosion Proof Gas Detector Alarm for No Gas with Advanced Sensor

Explosion Proof Gas Detector Alarm for No Gas with Advanced Sensor

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

Jiangsu, China Since 2017
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Portable Gas Detector Electrochemical Gas Detection So2 for Industry with Explosion Proof

Portable Gas Detector Electrochemical Gas Detection So2 for Industry with Explosion Proof

US $ 59-150 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Nanjing AIYI Technologies Co., Ltd.

Jiangsu, China Since 2017
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About O2 Sensor FAQ

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

    The O2 Sensor is an essential part of our Gas Sensor offerings.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?

    Discover the perfect Gas Sensor addition with our 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?

    Our O2 Sensor offers exceptional quality and style within the Gas Sensor category.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.

DC Current/Voltage Dual Output Isolated Transmitter (Magneto-electric Isolation)

DC Current/Voltage Dual Output Isolated Transmitter (Magneto-electric Isolation)

US $ 25.5-26.5 / 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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Advanced CO2 Gas Detector with Humidity and Temperature Monitoring

Advanced CO2 Gas Detector with Humidity and Temperature Monitoring

US $ 28 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hunan Rika Electronic Tech Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
Chat Now Send Inquiry
IP67 Portable Carbon Dioxide Detector CO2 Detector Monitor Gas Analyzer

IP67 Portable Carbon Dioxide Detector CO2 Detector Monitor Gas Analyzer

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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High Quality Hydrogen H2 Gas Measuring Meter Portable H2 Detector

High Quality Hydrogen H2 Gas Measuring Meter Portable H2 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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Insertion/Flange for Air /Gas Thermal Mass Flowmeter

Insertion/Flange for Air /Gas Thermal Mass Flowmeter

US $ 395-400 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hebei Xukang Meter Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Hebei, China Since 2013
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Wall Mount No Leakage Sensor Industrial Toxic Gas Detection Nitric Oxide Detector

Wall Mount No Leakage Sensor Industrial Toxic Gas Detection Nitric Oxide Detector

US $ 40-60 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hefei Siko Instruments Co., Ltd.

Anhui, China Since 2023
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Handheld Gas Leak Monitoring Nitrogen Gas Detector Manufacturer

Handheld Gas Leak Monitoring Nitrogen Gas Detector Manufacturer

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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Industrial Grade Portable Voc Gas Detector with Imported Pid Principle Sensor

Industrial Grade Portable Voc Gas Detector with Imported Pid Principle 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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Wall-Mounted Plug and Play Sound and Light Alarm LPG, CH4, So2, Nh3 Gas Detector

Wall-Mounted Plug and Play Sound and Light Alarm LPG, CH4, So2, Nh3 Gas Detector

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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Compact Pm10 Pm2.5 CO2 Iaq Sensor Indoor Air Quality Monitor with Display

Compact Pm10 Pm2.5 CO2 Iaq Sensor Indoor Air Quality Monitor with Display

US $ 74-650 / 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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Alarm RS485 0-100ppm Wall Mounted Nh3 Ammonia Gas Detector for Poultry

Alarm RS485 0-100ppm Wall Mounted Nh3 Ammonia Gas Detector for Poultry

US $ 60-100 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Hefei Siko Instruments Co., Ltd.

Anhui, China Since 2023
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Industrial High Acuuracy RS485 Cl2 Chlorine Gas Detector with Sound Alarm and LED Display

Industrial High Acuuracy RS485 Cl2 Chlorine Gas Detector with Sound Alarm and LED 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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Hydrogen Sulfide Leak Detector with Reliable Digital Display and Alarm

Hydrogen Sulfide Leak Detector with Reliable Digital Display and Alarm

US $ 190-230 / 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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