ShenzhenYijiajie Electronic Co., Ltd.
                                                                                                           
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Gas Sensor

China S4NH3-100 Ammonia Gas Sensor Electrochemical Three Electrodes High Precision 200PPM 2 Year Life for sale

S4NH3-100 Ammonia Gas Sensor Electrochemical Three Electrodes High Precision 200PPM 2 Year Life

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

High precision electrochemical ammonia sensor with 200PPM max load, 2 year service life, and fast response under 90s. Ideal for industrial, livestock, and environmental ammonia detection. Low power, high sensitivity, and excellent stability.

China 7H2S-50 Electrochemical Hydrogen Sulfide Gas Sensor 0-50 ppm for Environmental Monitoring for sale

7H2S-50 Electrochemical Hydrogen Sulfide Gas Sensor 0-50 ppm for Environmental Monitoring

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

Detects H2S from 0-50 ppm with 0.1 ppm resolution and ≤30s response time. Ideal for industrial safety, environmental monitoring, and process control. Features long-term stability, 2-year lifespan, and ABS housing. Custom options available.

China 7CO-50 7CO-100 Carbon Monoxide Gas Sensor 0-50 ppm Range for Industrial Safety Monitoring for sale

7CO-50 7CO-100 Carbon Monoxide Gas Sensor 0-50 ppm Range for Industrial Safety Monitoring

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

Accurate 0-50 ppm CO detection with 0.1 ppm resolution and fast ≤30s response. Features long-term stability, wide temperature range (-20°C to 50°C), and intrinsic safety. Ideal for industrial safety, environmental monitoring, and biomedical applications. Compact ABS housing, 2-year lifespan.

China 7CH3SH-10 Methyl Mercaptan Gas Sensor 0-10 ppm for Wastewater Treatment Plants for sale

7CH3SH-10 Methyl Mercaptan Gas Sensor 0-10 ppm for Wastewater Treatment Plants

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

High-precision electrochemical sensor with 0.1 ppm resolution, fast T90 ≤60s response, and wide temperature compensation (-20°C to 50°C). Features low power consumption, multiple signal outputs (RS485, 4-20mA), and intrinsic safety for reliable methanethiol monitoring in industrial and environmental applications.

China 7CH2O-10 Electrochemical Formaldehyde Gas Sensor 0-10 ppm High Precision for sale

7CH2O-10 Electrochemical Formaldehyde Gas Sensor 0-10 ppm High Precision

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

High-precision electrochemical sensor for measuring formaldehyde concentration from 0-10 ppm. Features low power consumption, fast T90 response ≤90s, temperature compensation, and multiple signal outputs. Ideal for indoor air quality, industrial process control, and environmental monitoring.

China 4NH3-20 Electrochemical Ammonia Gas Sensor 0-20 ppm for Livestock Farming and Environmental Monitoring for sale

4NH3-20 Electrochemical Ammonia Gas Sensor 0-20 ppm for Livestock Farming and Environmental Monitoring

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

Accurately measures ammonia from 0-20 ppm with 0.1 ppm resolution. Features fast response (T90 ≤ 45s), wide temperature range (-40°C to 50°C), and long 2-year lifespan. Ideal for livestock farms, cold storage, and industrial safety. Reliable, stable, and easy to integrate.

China 4H2-40000 Electrochemical Hydrogen Gas Sensor 0-40000 ppm H2 Detection for Industrial Safety for sale

4H2-40000 Electrochemical Hydrogen Gas Sensor 0-40000 ppm H2 Detection for Industrial Safety

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

Ultra-wide range 0-40000 ppm H2 sensor with high sensitivity and rapid T90 response under 60 seconds. Three-electrode design ensures stable performance and low cross-sensitivity. Ideal for industrial safety, environmental monitoring, and hydrogen vehicle systems. Long 2-year lifespan.

China 4ETO-500 Electrochemical Ethylene Oxide Gas Sensor 0-500 ppm for Medical Sterilization and Industrial Safety Monitoring for sale

4ETO-500 Electrochemical Ethylene Oxide Gas Sensor 0-500 ppm for Medical Sterilization and Industrial Safety Monitoring

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

The 4ETO-500 is a high-sensitivity electrochemical ETO sensor with a 0-500 ppm range and rapid T90 response ≤120s. Designed for medical sterilization and industrial safety, it offers excellent linearity, long 2-year life, and easy pin-to-pin replacement for seamless integration.

China AGS3871 Carbon Monoxide Gas Sensor Low Power Consumption 12x12x16.5mm 10 Year Lifespan for sale

AGS3871 Carbon Monoxide Gas Sensor Low Power Consumption 12x12x16.5mm 10 Year Lifespan

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

High-performance semiconductor CO sensor with low power consumption, high sensitivity, and simple drive circuit. Fully calibrated and tested for reliable long-term stability. Ideal for large-scale applications. Operating range -25~60°C, 20~95%RH.

China AGS2620 Methane TVOC Gas Sensor High Sensitivity 24mA I2C Output for Industrial Use for sale

AGS2620 Methane TVOC Gas Sensor High Sensitivity 24mA I2C Output for Industrial Use

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

High-performance TVOC sensor with built-in semiconductor chip for rapid methane detection. Features low power consumption, high sensitivity, and I2C output. Pre-calibrated for reliable long-term stability. Ideal for industrial air quality monitoring.

China AGS10 TVOC Air Quality Gas Sensor I2C Digital Output 0-50C Rapid Response for sale

AGS10 TVOC Air Quality Gas Sensor I2C Digital Output 0-50C Rapid Response

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

Fully calibrated TVOC sensor with I2C digital output for rapid detection of ethanol, ammonia, and benzene. Features long-term stability, short recovery time, and >5 year lifespan. Ideal for air purifiers and fresh air systems.

China AGS02MA TVOC Gas Sensor I2C Digital Output High Performance Semiconductor 0-50C for sale

AGS02MA TVOC Gas Sensor I2C Digital Output High Performance Semiconductor 0-50C

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

Fully calibrated TVOC sensor with I2C digital output for rapid response and long-term stability. Detects ethanol, ammonia, benzene, and smoke. Ideal for air purifiers and fresh air systems. Wide operating voltage and strong anti-interference.

China ES4-CO-1000 Carbon Monoxide Gas Sensor 0-1000 ppm Long Life 5 Years Anti Poisoning for sale

ES4-CO-1000 Carbon Monoxide Gas Sensor 0-1000 ppm Long Life 5 Years Anti Poisoning

Price: Negotiable
MOQ: 1PCS
Delivery Time: 5-8 work days

ES4-CO-1000 CO gas sensor with 0-1000 ppm range, 0.1 ppm resolution, and over 5-year service life. Anti-poisoning, no power consumption, linear output. Operates from -40°C to +55°C. Compact 20mm diameter design. Ideal for industrial safety and environmental monitoring.

China MQ131 Ozone Gas Sensor Low Concentration Low Conductive In Clean Air 5V Heater 34Ω Resistance for sale

MQ131 Ozone Gas Sensor Low Concentration Low Conductive In Clean Air 5V Heater 34Ω Resistance

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

MQ131 ozone gas sensor features high sensitivity to ozone, low conductivity in clean air, and long lifespan. Ideal for domestic and industrial ozone alarms. Operates at 5V heater voltage with adjustable load resistance. Cost-effective and reliable.

China MP503 Air Quality Gas Sensor VOC Semiconductor 5V Heating Voltage 300mW for sale

MP503 Air Quality Gas Sensor VOC Semiconductor 5V Heating Voltage 300mW

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

MP503 gas sensor detects harmful gases in household and office environments. It features low power consumption (≤300mW), high sensitivity, and stable performance. Suitable for air cleaners and automatic exhaust devices. Custom options available.

China PSR 11-75-KE4 Electrochemical Galvanic Oxygen Sensor 0-45°C 60 Month Life for sale

PSR 11-75-KE4 Electrochemical Galvanic Oxygen Sensor 0-45°C 60 Month Life

Price: Negotiable
MOQ: 1
Delivery Time: 3-5workingdays

Advanced galvanic % oxygen sensor with excellent stability and accuracy. Features

China YJJ MQ-4 MQ-4B Natural Gas Detection Sensor 300-10000 PPM Methane 5.0V for sale

YJJ MQ-4 MQ-4B Natural Gas Detection Sensor 300-10000 PPM Methane 5.0V

Price: Negotiable
MOQ: 1
Delivery Time: 5-8 days

High sensitivity methane detection sensor with SnO2 semiconductor. Reliable for household and industrial gas alarms. Features 300-10000 PPM range, 5.0V operation, and 10-year lifespan. Anti-interference against alcohol. Custom options available.

China YJJ NE4-CO-SI Electrochemical CO Gas Sensor 0-1000ppm 40nA/ppm for Industrial Safety for sale

YJJ NE4-CO-SI Electrochemical CO Gas Sensor 0-1000ppm 40nA/ppm for Industrial Safety

Price: Negotiable
MOQ: 1
Delivery Time: 5-8 days

Industrial-grade electrochemical CO sensor with 0-1000ppm range and 40±10nA/ppm output. Features fast T90 response under 30s, low zero drift, and 2-year lifespan. Compatible with PCB mounting. Ideal for safety monitoring in harsh environments.

China CPC01GFC Board Mount Pressure Sensor Silicon Uncompensated 3V to 16V 0.15in Port for sale

CPC01GFC Board Mount Pressure Sensor Silicon Uncompensated 3V to 16V 0.15in Port

Price: Negotiable
MOQ: Negotiable
Delivery Time: 3-5workingdays

Low cost, small size pressure sensor with silicon micromachined technology. Features temperature compensation, zero and span calibration, and millivolt output. Ideal for medical and vacuum applications. ±2% accuracy, 3V-16V supply.

China Zirconia Oxygen Sensor O2S-FR-T2-18C 0.1-100% O2 for Combustion Control Environmental Monitoring for sale

Zirconia Oxygen Sensor O2S-FR-T2-18C 0.1-100% O2 for Combustion Control Environmental Monitoring

Price: Negotiable
MOQ: 1pcs
Delivery Time: 5-8 work days

High-precision zirconia oxygen sensor with 0.1-100% O2 range, ±1% FS accuracy, and