Gas Sensor

GS+4NH3-300 Electrochemical Ammonia Gas Sensor for Industrial Safety Monitoring Food & Beverage Industry Features: Unbiased Operation Design: No bias voltage required for normal operation, greatly simplifying peripheral circuit design, lowering power consumption and improving equipment operational stability. Fast Response & Recovery: Features rapid gas induction and desorption capability, with T90 response time less than 40 seconds, enabling real-time tracking of ammonia

17155304-3 Electrochemical Oxygen Replacement Sensor for Environmental & Laboratory Monitoring Features: Fast Response Performance: Ultra-fast detection response with T50 within 5 seconds and T90 within 15 seconds, quickly capturing oxygen concentration changes and realizing real-time data feedback. High Detection Accuracy & Stability: Adopts optimized electrochemical electrode formula, with low zero drift and good measurement repeatability, ensuring long-term stable and

Industrial-grade ammonia sensor with 0-300 ppm linear range, T90 response under 40s, and 24-month lifespan. Features high sensitivity, wide temperature tolerance (-40°C to +50°C), and long-term stability. Ideal for portable and fixed gas detectors in harsh environments.

Product Description: YJJ TGS3830-A00 Halocarbon Gas Sensor R134a Refrigerant Leak Detection for Portable Leak Detector Features: I. main parameters of methane/carbon monoxide sensor TGS3870: Methane detection range: 500-12500ppm Carbon monoxide detection range: 50-1000 PPM Methane sensitivity (resistance ratio) : 0.50-0.65 Carbon monoxide sensitivity (resistance ratio) : 0.1-0.6 Circuit voltage: 5V 0.2v (DC, pulse) Ii. Features of methane/carbon monoxide sensor TGS3870 1)

Product Description: YJJ MH-Z19 Series Carbon Dioxide Sensor Module HVAC Fresh Air Intelligent Home Carbon Dioxide Detection Module Features: MH-Z19 Series NDIR Infrared Carbon Dioxide Sensor Module Parameter Description Principle: **NDIR Non-Dispersive Infrared**, using infrared absorption to detect CO2, with built-in temperature compensation, resistant to water vapor interference, and less prone to poisoning; mainstream models MH-Z19B / MH-Z19C / MH-Z19E, widely used in

Product Description: YJJ ZE300-C2H5OH High-Resolution Ethanol Gas Detection Module Is Suitable for Breath Alcohol Testers Features: Core detection parameters - Detected gas: Ethanol (alcohol C2H5OH) - Measurement range: **0~5 ppm** - Resolution: ≤ 0.01 ppm - Preheating time: ≤ 3 min - Response time: ≤ 60 s - Recovery time: ≤ 60 s Electrical and communication parameters - Supply voltage: **3.7 ~ 5.5 VDC** - Output signals: 1. UART serial port output (3V TTL level) 2. DAC

Product Description: YJJ ZE320-C2H5OH C2H5OH Alcohol Detector Module 0~5ppm Electrochemical Sensor for Traffic Alcohol Testing Equipment Features: Core detection parameters - Detection target: Ethanol C2H5OH (alcohol) - Detection principle: Electrochemical fuel cell - Measurement range: **0 - 5 ppm** - Resolution: ≤ 0.01 ppm - Preheating time: ≤ 3 min - Response time: ≤ 60 s - Recovery time: ≤ 60 s - Cross-interference: There is a small amount of CO and other gas interference

ZE730-CO Electrochemical Carbon Monoxide Gas Sensor Module for Smart Home Safety Monitoring Portable CO Detectors Features: High Temperature Resistance: Optimized structural and material design ensures stable detection performance within a wide temperature range, adapting to high-temperature indoor and vehicle operating environments. Fast Response & Recovery: Short detection response time and rapid signal recovery after gas disappearance, supporting real-time dynamic

MC227D Catalytic Combustion Type Flammable Gas Sensor for Household Gas Safety Monitoring Civil Gas Alarm Equipment Features: Fast Response & Recovery: Ultra-fast induction speed with response time less than 10 seconds and short recovery time, realizing rapid real-time detection of gas leakage. Excellent Anti-Poisoning Ability: Special material formula effectively resists poisoning interference from hydrogen sulfide, organic silicon and other common harmful substances in

7HYT Three-electrode Electrochemical Hydrogen Sensor for Industrial Hydrogen Safety Detection Fixed Industrial Alarm System Features: Excellent Anti-Interference Capability: Equipped with a professional CO filtering structure, it greatly suppresses the interference of carbon monoxide on hydrogen detection, ensuring accurate measurement in mixed gas environments. Fast Response Speed: Short T90 response time, enabling rapid induction of hydrogen gas concentration changes and

ZE730-CO Electrochemical Carbon Monoxide Gas Sensor Module Battery-powered Type Features - Button-style electrochemical fuel cell sensor; leak-proof and high-temperature resistant - Onboard temperature compensation; stable, linear output - Low power consumption and long service life - Dual output options: serial digital reading or PWM duty cycle reading Typical Applications - CO detection for thermal runaway failure in energy storage systems and automotive lithium-ion

TGS3830-A00 Freon Gas Sensor MOS Semiconductor Refrigerant Metal Packaging Features 1. High sensitivity and fast response to R134a; suitable for portable refrigerant leak detectors. 2. Lower power consumption compared to traditional Freon sensors. 3. Compact structure with a metal housing and a dust-proof, breathable mesh. 4. Output method: Sensor resistance varies with refrigerant concentration; voltage signals are acquired using a load resistor. Speficifation: Circuit

SPRINTIR-WX-60 Carbon Dioxide CO2 Gas Sensor High-speed NDIR Sensor Typical Applications 1. Breathing Machine, patient monitors, and capnography (EtCO₂) 2. Modified Atmosphere Packaging (MAP), package leak detection, and gas mixing equipment 3. Exercise physiology and metabolic VO₂ testing 4. Enclosed chambers, fire suppression testing, and industrial high-concentration CO₂ monitoring Specification: Power supply 3.25–5.5V; typical power consumption 35mW @ 3.3V (suitable for

S+5OX Electrochemical Gas Oxygen Sensor for Oxygen Concentration Monitoring in Harsh Environments Such As Flue Gas Key Features: It is equipped with an electrolyte cell and high - activity catalyst, which enables it to maintain low drift and stable performance during its service life even in harsh working environments. It has the advantages of fast response and recovery speed. The typical T90 response time is less than 5 seconds, which can quickly feed back oxygen concentrati

GS+4NO2-E Three-electrode Electrochemical Nitrogen Dioxide (NO2) Gas Sensor for Laboratory & Scientific Research Product Features: Zero Bias Operation: No bias voltage required for normal operation, simplifies peripheral circuit design, reduces circuit error and improves system stability and consistency. Fast Response & Recovery: Optimized internal gas diffusion structure achieves T90 response time within 50 seconds, supporting real-time tracking and rapid concentration

ETO-A1 Three-electrode Electrochemical Ethylene Oxide (ETO/C2H4O) Gas Sensor for Gas Detection Equipment Manufacturing Product Features: Ultra-High Detection Precision: Ultra-low noise design with resolution less than 0.1 ppm equivalent, capable of capturing trace ETO concentration changes, fully meeting the detection requirements of occupational exposure limit (0.1 ppm STEL). Stable & Reliable Performance: Adopts premium gold-plated electrode and PTFE waterproof and anti

4CH3SH-10 4SMART-C01 (cased) Is a Complete Integrated Methyl Mercaptan (CH3SH) Gas for Research & Laboratory Testing Product Features: High Detection Accuracy & Stability: Equipped with original imported 4CH3SH-10 electrochemical sensor, with stable sensitivity and low baseline drift. The module supports automatic temperature compensation and linear calibration, ensuring consistent detection accuracy in complex temperature environments. Dual Signal Output: Supports UART (3.0V

GS+4NH3-300 Electrochemical Ammonia (NH3) Gas Sensor 3 Pin Header Key Features: High stability, fast response and recovery, robust environmental stability, and a medium measurement range (0–300 ppm). Detailed Description: The GS+4NH3-300 is a 4-series format ammonia (NH3) sensor featuring a 3-pin interface. It requires 0V bias. The sensor has a measurement range of 0–300 ppm, an output of 40 ± 15 nA/ppm, a T90 response time of < 60 seconds, and a 12-month warranty. Key

17155304-3 Electrochemical Oxygen Gas Sensor Use For Ventis Pro 4 / Pro 5 The Ventis Pro series comprises Industrial Scientific’s portable 5-gas and 4-gas detectors. The 17155304-3 is the genuine oxygen sensor for this device, designed to monitor ambient oxygen levels and trigger alarms for low-oxygen or oxygen-enriched conditions. Specification: Item Replacement Sensor Chemical Formula Sensor Compatible Detector Grainger Part Number 49JZ98 Compatible Detector Model/series

GS+5CO 5-series Three-electrode Electrochemical Carbon Monoxide (CO) Gas Sensor for Atmospheric Environmental Monitoring Product Features: Zero Bias Operation: No external bias voltage required for normal operation, simplifying peripheral circuit design, reducing system debugging difficulty and improving long-term operational stability of detection equipment. Fast Response & Recovery: Optimized internal gas diffusion structure ensures T90 response time within 30 seconds,