Gas Sensor

Product Description: YJJ 4LEL-3.0V 090-R000-000 Catalytic Combustion Flammable Gas LEL Sensor Features: I. Core Parameters (Quick Overview) Range: 0–100% LEL (Lower Explosive Limit) Maximum Overload: 100% LEL Sensitivity (20℃, CH₄): 22±7 mV/%CH₄ Response Time T90: < 30 seconds Resolution: 1% LEL Linearity: ≤ ±5%FS Operating Voltage: 3.00±0.02 VDC (typical 3.0V) Operating Current: 95±15 mA Operating Temperature: −30℃ ~ +50℃ Humidity: ≤ 98% RH (25℃, no condensation) Pressure:

Product Description: YJJ CO-500 4R+ C03-0906-000 Electrochemical Carbon Monoxide CO Sensor for Multi-Gas Detector Features: CO - 500 4R + C03-0906-000 RAE Systems' three-electrode electrochemical carbon monoxide (CO) sensor, compatible with multi-gas detectors, is used for monitoring CO concentrations ranging from 0 to 500 ppm. It features linear output, rapid response, and long-term stability, and is suitable for industrial safety, emergency rescue, and indoor protection

Product Description: YJJ C03-0801-000 Whittle LEL 4R+ Industrial-grade Catalytic Combustion Gas Sensor Features: I. Core Parameters (Quick Overview) Detection principle: Catalytic combustion (Whitworth bridge, platinum wire catalytic beads) Detected gases: Methane, propane, hydrogen, ethane, ethylene, -, ethanol, etc. combustible gases/vapors Range: 0–100% LEL (covering the conventional explosion lower limit) Resolution: 1% LEL (industrial standard) Accuracy: ±3% FS (full

Product Description: YJJ H2S-100 4R+ C03-0907-001 Electrochemical SulfuricAcid H2S Sensor for Portable/Fixed Gas Detectors Features: H2S-100 4R + C03 - 0907 - 001: This 4R + interface electrochemical hydrogen sulfide (H2S) sensor module from RAE Systems is specifically designed for portable/fixed gas detectors. It can accurately measure H2S concentrations ranging from 0 to 100 ppm and is suitable for various industrial safety and petrochemical scenarios. It features rapid

Product Description: YJJ DceL H2S 0-100ppm Electrochemical Hydrogen Sulfide Gas Sensor Portable Gas Detectors Features: I. Basic Information Model: DceL-H2S (Ultra-thin, low-profile 3-pin electrochemical sensor, compatible with 4-series sensor size, thickness halved) Detected gas: Hydrogen Sulfide (a highly toxic, rotten egg-like gas) Principle: Three-electrode electrochemical principle, 0V bias, no power supply required Positioning: Industrial-grade portable / fixed

Product Description: YJJ RADOS RDS-30 Portable Digital Dose Rate Meter Suitable for Nuclear Industry Oil Gas Pipelines Features: I. Basic Information Model: RDS-30 (Classic General-purpose X, γ Radiation Detector / Patrol Instrument) Detector: Energy compensated GM Geiger-Müller counter, compliant with environmental equivalent dose H*(10) standard Positioning: Industrial grade, long battery life, waterproof and durable, general radiation patrol equipment for nuclear industry

SCD41 Carbon Dioxide Sensor for Indoor Air Monitoring Smart Home Appliances Industrial Environment Product Features: Integrated temperature and humidity dual sensors, realizing three-in-one simultaneous detection. Factory pre-calibrated with excellent long-term stability and minimal drift. Ultra-small compact structure, easy for embedded installation and mass production. Low power consumption design, suitable for battery-powered portable devices. Standard I2C communication

OOA101 Electrochemical Oxygen Sensor for Automotive Industry Medical Equipment Industrial Monitoring Product Features: High-precision galvanic cell oxygen sensor imported from Germany (Envitec). Ultra-fast response speed, T90 ≤ 5 seconds for real-time oxygen detection. High measurement accuracy with tiny zero offset and stable linear output. Built-in moisture-proof structure, suitable for high humidity working environment. Certified with PTB-A 18.10 and BAR 97 for automotive

MP905 Metal Oxide Semiconductor air Quality Gas Sensor for Household Environmental Detection Equipment Product Application: MP905 is a metal oxide semiconductor air quality gas sensor manufactured . It is designed to detect volatile organic compounds and harmful gases in the air, including formaldehyde, benzene, alcohol, smoke and paint vapor. It is widely applied in indoor air quality monitors, smart home ventilation systems, air purifiers, household environmental detection

GY-SGP41 Is a High-precision Digital air Quality Monitoring Module for Detect Volatile Organic Compounds (VOC) Product Application: GY-SGP41 is a high-precision digital air quality monitoring module based on Sensirion SGP41 chip. It is mainly used to detect volatile organic compounds (VOC) and nitrogen oxides (NOx) in ambient air. Widely applied in indoor air quality monitors, smart home ventilation equipment, HVAC systems, industrial environmental detection and portable air

FS7002-B MEMS Thermal Mass Flow Sensor for Medical Ventilator Anesthesia Machine and Respiratory Airflow Monitoring Product Features: Adopts advanced MEMS thermal mass flow sensing technology for gas flow detection. Ultra-fast response time less than 20ms, realizing real-time flow monitoring. High measurement repeatability (±3%FS) with stable analog voltage output. Low power consumption (

Ash3 3E 1 LT Three Electrode Electrochemical Gas Sensor for Semiconductor Industry Chemical Industry Features: 3-electrode electrochemical sensor designed for high-precision Arsine (AsH3) detection. Adopts ionic liquid electrolyte with excellent anti-drying performance and long service life. Ultra-low detection limit, suitable for trace toxic gas monitoring. High sensitivity and stable output, low zero drift in complex environments. Compact size with standard 3-series sensor

4NH3-1000 4NH3-100 PN:059-0100-000 Electrochemical Ammonia Gas Sensor for Ammonia Leakage Detection in Chemical Plants Features: Adopts 4-electrode electrochemical structure with excellent long-term stability. Low zero current and tiny zero drift, ensuring high measurement accuracy. Good anti-interference ability to resist common interfering gases in industrial environment. Wide temperature working range, suitable for harsh industrial conditions. No bias voltage required,

4H2S-2000 4-electrode Electrochemical Hydrogen Sulfide Gas Sensor for Petrochemical Industry Environmental Protection Product Features: Adopts professional 4-electrode electrochemical sensing structure, achieving excellent stability and anti-interference performance. Ultra-low zero current and minimal temperature drift, ensuring high-precision trace H2S gas detection. Wide temperature adaptive range, maintaining stable output in harsh and fluctuating temperature environments.

HIS550R-0WC Thermal Infrared Source NDIR Gas Detection and Spectroscopic Analysis Typical Applications * NDIR (Non-Dispersive Infrared) Gas Analysis: Detection of CO, CO₂, CH₄, HC, SO₂, NOₓ, etc. * Flue Gas / Emission Monitoring, Industrial Process Gas Analysis, Environmental Monitoring * Breath Gas Analysis, Medical Instrumentation * Spectroscopic Analysis, Infrared Sensing Systems Key Features * Ultra-wide Spectrum: 2–20 µm, covering the absorption peaks of the vast

3CO-4000CT 3 Electrode Electrochemical Carbon Monoxide (CO) Sensor Designed for Flue Gas and Industrial Emission Monitoring Applications: Boiler & stack emission monitoring Flue gas analyzers, portable/fixed gas detectors Industrial process CO detection Combustion efficiency & safety monitoring Sensor Model 3CO-4000CT Detected Gas Carbon Monoxide (CO) Detection Range 0~4000ppm Maximum Overload 20000ppm Sensitivity 0.030±0.006μA/ppm Response Time(T90) ≤30s Zero Offset -3~

MIPEX-04-1-12-3.1 Methane NDIR CH4 Gas Sensor High Performance MIPEX-04 CH₄ is an ultra-low power NDIR sensor for continuous methane detection in portable and wireless safety systems, including gas clip devices and battery-powered analyzers. Its energy-efficient design enables autonomous operation without recharging or maintenance for up to 24 months. The combination of low power consumption, certified explosion protection, and robust dual-wavelength optics makes MIPEX-04 a

MRT511 Thermopile Temperature Sensor MEMS TO-46 Metal Non-contact Temperature Features * TO-46 metal package * High sensitivity * Quick response, Good stability * High filter transmittance * High precision NTC Applications * Non-contact temperature measuring * Infrared thermometer, such as ear temperature and forehead temperature measurement * Continuous temperature control of production process * Household appliances (Microwave oven, hair dryers, air conditioners etc),

MRT313 Thermopile Temperature Sensor Infrared TO-39 Metal High Precision NTC Description MRT-313 is an infrared thermopile temperature sensor, direct contact is not required when measuring object temperature. The core component thermopile chip is formed by connecting hundreds of thermocouples in series based on MEMS technology. The thermopile absorbs the infrared energy emitted from the measured object, and uses the Seebeck theory, the sensor outputs the corresponding voltage

MP905 Air Quality Gas Sensor Semiconductor Flat Surfaced Sensor MP905 gas sensor is for air quality. It adopts multilayer thick film manufacturing technology. The heater and metal oxide semiconductor material on the ceramic substrate of subminiature Al2O3 are fetched out by electrode down-lead, encapsulated in metal socket and cap. Conductivity of the sensor is affected by the concentration of target gas. The higher the concentration is, the higher conductivity of sensor gets