Gas Sensor

Compact electrochemical alcohol sensor featuring high sensitivity, linear output, and precision measurement with ±0.006mg/L repeatability. Designed for traffic safety, workplace monitoring, and public venue applications with -20℃ to 50℃ operating range and 15-90% humidity tolerance. Ideal for professional alcohol detection systems requiring reliable performance.

Industrial electrochemical hydrogen gas sensor with 0-1000 PPM detection range, operating from -20°C to 50°C. Features minimal cross-sensitivity, 2-year service life, and 12-month warranty. Lightweight design at 5 grams with comprehensive environmental specifications for reliable hydrogen monitoring applications.

Compact ZP16 air quality module featuring advanced thick film semiconductor gas sensor technology with exceptional sensitivity to formaldehyde, benzene, CO, and other VOCs. Offers 0.05mg/m³ resolution, 3-minute warm-up time, and ≤1%/year sensitivity attenuation. Ideal for indoor air quality monitoring with reliable performance and low power operation.

ExplorIR-WH-20 NDIR CO2 Sensor Carbon Dioxide for Safety Monitoring ## Core Principles Solid-state LED NDIR (Non-Dispersive Infrared) technology featuring a patented gold-plated optical cavity; eliminates the need for traditional infrared bulbs, offers shock and vibration resistance and a long lifespan, making it ideal for battery-powered devices. Specification: Peak current 33 mA Start-up time 1.2 s (rapid initial reading) Response time 10 s – 2 min Pressure range 500 mbar –

ExplorIR-WE-5 Carbon Dioxide CO2 Gas Sensor NDIR Solid-State LED Infrared Typical Applications * Incubators, Modified Atmosphere Packaging (MAP) for food * Portable CO₂ alarms, industrial confined space monitoring * Battery-powered IoT, wearable devices, wireless sensor nodes * Medical equipment, greenhouses, fermentation process monitoring Specification: Power consumption 3.5 mW (ultra-low power, ideal for battery-powered devices) Sampling 2 Hz (500 ms); warm-up time < 10 s

S8-004-0-0050 NDIR Infrared CO2 Gas Sensor Module Diffusive Sampling Application scenarios: CO₂ leak detection, controlled atmosphere, industrial high-concentration CO₂ monitoring, and alarm control equipment. Specification: Power supply 4.5 ~ 5.25 VDC Operating temperature 0 ~ 50°C 90% response time 2 minutes Dimensions 33.5 × 20 × 8.5 mm Lifespan >15 years, maintenance-free

Product Description: YJJ S8-004-0-0050 NDIR CO2 Sensor Module | 0.04~2%Vol for CO₂ Leak Alarm & Ventilation Control Features: Item Specifications Model S8-004-0-0050 (S8 2%) Target Gas Carbon Dioxide (CO₂) Measurement Range 0.04～2%Vol (400~20000 ppm) Accuracy ±200 ppm ±3% of reading Sampling Method Diffusion type Response Time T90 ≤120 s Output UART Modbus, PWM, Open collector alarm output Power Supply DC 4.5V～5.25V Average Current ≤30mA; Peak current 300mA Operating Temp. 0℃

Product Description: YJJ ExplorIR-WX-5 NDIR CO2 Sensor Module | 0~5%Vol Ultra Low Power for Grain Silo CO₂ Monitoring Features: Item Specifications Model ExplorIR-WX-5 Target Gas Carbon Dioxide (CO₂) Measurement Range 0～5%Vol (0~50000 ppm) Resolution 10 ppm Accuracy ±(70 ppm + 5% of reading) Sampling Method Diffusion type, optional tube sampling Sample Rate 2Hz (500ms per reading) Response Time T90 4s～2min (user configurable) Warm-up Time ＜10s Output UART (9600,8N1) + analog

Product Description: YJJ ExplorIR-WR-5 NDIR CO2 Sensor Module 0-5%Vol Ultra Low Power for Grain Silo Monitoring Features: Item Specifications Model ExplorIR-WR-5 Target Gas Carbon Dioxide (CO₂) Measurement Range 0～5%Vol (0~50000 ppm) Resolution 10 ppm Accuracy ±(70 ppm + 5% of reading) Sampling Method Diffusion type, optional tube sampling Sample Rate 2Hz (500ms per reading) Response Time T90 4s～2min (user configurable) Warm-up Time ＜10s Output UART (9600,8N1) + analog

Product Description: YJJ ExplorIR-WE-5 NDIR CO2 Sensor Module 0-5%Vol for Grain & Battery Room Monitoring Features: | Model | ExplorIR‑WE‑5 | | Target Gas | Carbon Dioxide (CO₂) | | Measurement Range | 0～5%Vol (0~50000ppm) | | Resolution | 10 ppm | | Accuracy | ±(70 ppm + 5% of reading) | | Sampling Method | Diffusion type, optional tube sampling | | Sample Rate | 2Hz (500ms per reading) | | Response Time T90 | 4s～2min (user configurable) | | Warm-up Time | ＜10s | | Output |

Product Description: YJJ ZE03-PH3 Phosphine Gas Sensor Module for Grain Fumigation Monitoring Features: Parameter Table | Model | ZE03-PH3 | | Detection Gas | Phosphine PH₃ | | Measurement Range | 0 - 1000 ppm | | Resolution | 0.1 ppm | | Response Time T90 | ≤ 30 s | | Analog Output | 0.6 - 3 V | | Digital Output | UART TTL 3V level; Baud Rate 9600, 8N1 | | Supply Voltage | DC 5.0V ± 0.1V | | Working Current | < 10mA | | Working Temperature | -20℃ ～ +50℃ | | Working Humidity

Product Description: YJJ ExplorIR-WX-100 NDIR CO2 Sensor Module 0-100%Vol Ultra Low Power for Bioreactor Gas Monitoring Features: Item Specifications Model ExplorIR-WX-100 Target Gas Carbon Dioxide (CO₂) Measurement Range 0～100%Vol (0~1000000 ppm) Resolution 100 ppm Accuracy ±(300 ppm + 5% of reading) Sampling Method Diffusion type, optional tube sampling Sample Rate 2Hz (500ms per reading) Response Time T90 4s～2min (user configurable) Warm-up Time ＜10s Output UART (9600,8N1)

Product Description: YJJ ExplorIR-WH-20 NDIR CO2 Sensor Module | 0~20%Vol with Temp & Humidity for MAP Food Packaging Features: Model ExplorIR-WH-20 Target Gas Carbon Dioxide (CO₂), built-in temperature & humidity sensing Measurement Range 0～20%Vol (0~200000 ppm) Resolution 10 ppm Accuracy ±(70 ppm + 5% of reading) Sampling Method Diffusion type, optional tube sampling Sample Rate 2Hz (500ms per reading) Response Time T90 4s～2min (user configurable) Warm-up Time ＜10s Output

Product Description: YJJ ZE03-CL2 Chlorine Gas Sensor Module | Industrial CL2 Leak Monitoring for Water Disinfection Features: | Model | ZE03-CL2 | | Target Gas | Chlorine (CL₂) | | Measurement Range | 0～20 ppm | | Resolution | 0.1 ppm | | Response Time T90 | ≤60 s | | Analog Output | 0.2～2.0 V | | Digital Output | UART, TTL 3V level; Baud rate 9600, 8N1 | | Power Supply | DC 5.0V ±0.1V | | Operating Current | ＜10mA | | Operating Temp. | -20℃ ~ +50℃ | | Operating Humidity |

Product Description: YJJ SprintIR-WX-60 NDIR CO2 Gas Sensor | High Speed for Gas Analysis & Industrial Monitoring Features: SprintIR-WX-60, WX = Mouthless Diffusion Type, range 0 - 60% CO2, 20Hz high-speed sampling, NDIR infrared principle Core parameters | Model | SPRINTIR-WX-60 | | Detected Gas | CO2 Carbon Dioxide | | Sensing Principle | NDIR Non-dispersive Infrared, patented solid-state LED + Gold-plated Optical Cavity | | Sampling Method | Diffusion type (WX version

Product Description: YJJ ZCE04B Multi Gas Sensor Module CO H2S O2 CH4 for Mining & Petrochemical Gas Alarm Features: ZCE04B Four-in-One Multi-in-One Gas Detection Module Parameter Description Principle: Electrochemical + Catalytic Combustion Composite Principle, integrating four sensors for CO, H2S, O2, and CH4, an integrated signal processing board, **UART digital serial port output**, and simultaneously outputting the concentrations of 4 gases, used for industrial portable

Product Description: YJJ ZP16-MP905 VOC Air Quality Sensor Module 0-10mg/m³ for Indoor Environment & Vehicle Air Monitoring Features: ZP16-MP905 VOC Air Quality Digital Module Parameter Description Principle: **Semiconductor gas sensor principle**, core component MP905, ZP16 is the digital conversion board, integrating signal conditioning + MCU algorithm, **UART digital output**, capable of detecting various volatile organic pollutants, outputting the comprehensive air

SPRINTIR-WX-60 High-precision NDIR Carbon Dioxide Gas Sensor Designed for Fast Dynamic CO2 Concentration Detection Features: Ultra-Fast High-Frequency Sampling: Supports 20Hz real-time continuous sampling and data output, rapidly tracking instantaneous dynamic changes of carbon dioxide concentration, ideal for fast-response detection scenarios. Full-Range High Measurement Accuracy: Covers 0-100% VOL ultra-wide detection range, with professional algorithm compensation to

PN-3002-03 Disposable Coaxial Anesthesia Breathing Circuit for Clinical Anesthesia and Mechanical Ventilation Treatment Features: Integrated Coaxial Structure Design: Unique single-pipe dual-channel design with separated inspiratory and expiratory airways, effectively lowering internal dead space volume, optimizing gas circulation and improving clinical ventilation accuracy. Excellent Anti-Kink & Flexibility: The corrugated tube body features uniform wall thickness and high

MEv-GH01 High-precision Fuel-cell Electrochemical Hydrogen (H2) Gas Sensor for Portable Gas Detection Equipment Features: Ultra-Low Power Consumption: Optimized fuel cell structure with extremely low power demand, perfectly suitable for battery-powered portable detection devices and low-power monitoring systems. High Precision & Sensitivity: Delivers stable and consistent signal output with 1 ppm high resolution, capable of capturing tiny hydrogen leakage and realizing micro