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.

Product Description: New product 6812950 Gas Sensor is a small and cost-effective device with DC power supply. It features high repeatability and sensitivity, making it an ideal choice for gas detection applications. Our latest gas sensor is designed to provide reliable results with maximum accuracy and minimum false alarms. It has a compact size and low power consumption, making it ideal for portable applications. Moreover, its high sensitivity and repeatability make it

ME3-CS2 Carbon Disulfide (CS2) Gas Sensor for Carbon Disulfide (CS2) Gas Detection in Petroleum Petrochemical Pharmaceutical Product Features: Low power consumption, high accuracy and high sensitivity. Wide linear range, strong anti‑interference capability. Excellent repeatability and stability. Temperature compensation with superior linear output. UART and PWM output available. Long service life (up to 2 years). Resists moisture interference, no poisoning. Applications:

Product Description: YJJ MIPEX-02-1-I-3.1A (20) NDIR Infrared Methane CH4 Gas Sensor Suitable Coal Mines/Underground Features: I. Model Meaning (MIPEX-02-1-I-3.1A) MIPEX-02: Series (Second-generation NDIR, Low Power Consumption) 1: Gas Type = Methane CH₄ (0–100% VOL) I: Class I explosion-proof (Applicable in coal mines / underground environments) Ex ia I Ma U 3.1A: Range = 0–100% VOL CH₄, Standard Accuracy Version (20): Batch / Calibration Code II. Core Parameters 1.

Product Description: YJJ AFBR-S6PY2626 Dual-Channel Thermoelectric Infrared Sensor for CH4 / Carbon Hydrogen Gas Specialized Use Features: I. Core Parameters (Typical Values) 1. Channels and Filters Channel 1 (Reference): 3.91 μm / 90 nm (absorbs no CH₄) Channel 2 (Measurement): 3.30 μm / 160 nm (CH₄ characteristic absorption peak) 2. Electrical and Performance Output: Analog voltage (built-in CMOS amplifier, single power supply) Signal-to-Noise Ratio SNR: ≈10,000 (high

Product Description: YJJ OOA101 Solid-State Electrolyte Oxygen Sensor Medical Equipment Features: I. Core Parameters (25℃, ambient air) Target gas: Oxygen O₂ Measurement range: 0–100% O₂ (full range coverage) Output signal: 7–13 mV (@20.9% O₂, linear output) Response time T90: < 5 s (extremely fast response) Operating temperature: 0℃ ~ +50℃ (normal environment) Storage temperature: -20℃ ~ +60℃ Life span: 5 years + (solid-state electrolyte, anti-drying) Shock resistance:

Product Description: YJJ MP905 Semiconductor VOC / Air Quality Sensor Household Appliances and IoT Devices Features: I. Core Parameters (Official Winsen) Model: MP905 Type: Planar Semiconductor Gas Sensor (MOx) Package: Metal Cap Package (4 pins) Detected Gases: Formaldehyde, Benzene, Alcohol, Smoke, Lighter Gas, Paint Volatile Organic Compounds (Broad-spectrum VOC) Detection Range: 0.5 - 1000 ppm (Alcohol) Sensitivity: Highly sensitive to low-concentration VOCs / Formaldehyd

Product Description: YJJ GY-SGP41 VOC + NOₓ Air Quality Module for Smart Home and IoT Devices Features: I. Core Parameters (Based on SGP41 Chip + GY Module Board) 1. Detection Object and Output Detected Gases: VOC (Volatile Organic Compounds), NOₓ (Nitrogen Oxides) Algorithm Output: VOC Index 1–500, NOₓ Index 0–500; eCO₂ (Equivalent CO₂) can be calculated VOC Measurement Range: 0–10,000 ppb (Typical 500–10,000 ppb) NOₓ Measurement Range: 0–10,000 ppb Resolution: 1 ppb

Product Description: YJJ 3CO-4000CT 0-4000PPM Electrochemical Carbon Monoxide (CO) Sensor for Flue Gas / Boiler Emissions Features: I. Core Parameters (20℃, standard atmospheric pressure) 1. Detection Performance Range: 0–4000 ppm CO Maximum Overload: 20000 ppm (short-term) Sensitivity: 0.030 ± 0.006 μA/ppm Resolution: 1 ppm Linearity: Full range of 0–4000 ppm Response Time T90: ≤ 30 s Zero Signal: -3 ~ +10 ppm Baseline Drift (-20℃ to 50℃): < 20 ppm Bias Voltage: 0 mV (no

Product Description: YJJ 4H2S-2000 052-0600-000 Electrochemical Hydrogen Sulfide Sensor 0-2000 ppm for Portable/Fixed Detectors Features: I. Core Parameters (20℃, 50% RH) 1. Measurement Performance Measurement Gas: Ammonia (NH₃) Range: 0–100 ppm Maximum Overload: 200 ppm (short-term) Sensitivity: 0.135 ± 0.035 μA/ppm T90 Response Time: ≤ 90 s Baseline (Zero Point): < ±0.4 μA Baseline Drift (-40 to 50℃): < 2 ppm Resolution: 0.5 ppm Linearity: Full-scale linearity Bias Voltage:

Product Description: YJJ 4H2S-2000 052-0600-000 Electrochemical Hydrogen Sulfide Sensor 0-2000 ppm for Portable/Fixed Detectors Features: I. Core Parameters (20℃, 50% RH) 1. Measurement Performance Measured Gas: Hydrogen Sulfide (H₂S) Range: 0–2000 ppm Maximum Overload: 4000 ppm (short-term withstandable) Sensitivity: 0.09 ± 0.04 μA/ppm T90 Response Time: ≤ 45 s Baseline (Zero Point): < ±0.4 μA Baseline Drift (-40 to 50℃): < 10 ppm Resolution: 0.5 ppm Linearity: Full-scale

Product Description: YJJ MIPEX-04-1-12-3.1 Ultra-Low Power NDIR Methane/Propane Sensor for Portable/Battery-Powered Equipment Features: I. Model Disassembly (MIPEX-04-1-12-3.1) MIPEX-04: Series (Ultra-Low Power NDIR, CH4/C3H8) mipex-tech.com 1: Gas Type → 1 = CH4 Methane; 2 = C3H8 Propane 12: Range → 12 = 0–100% Vol CH4; others such as 0–2.5% Vol (Propane) 3.1: Hardware Version / Firmware (Version 3.1) II. Core Parameters (MIPEX-04-1-12-3.1, CH4 0–100% Vol) 1. Measurement

SME100 SMC100 New-generation Miniature Industrial Intelligent Gas Sensor for Industrial Safety Early Warning Product Purpose: The SMX100 is a new-generation miniature industrial intelligent gas sensor . Adopting optimized flat structural design and mature chip sensing technology, it supports detection of multiple gases including carbon monoxide, hydrogen sulfide, oxygen and methane. With built-in intelligent compensation algorithm, self-diagnosis function and factory pre

MH-Z9043P High-precision, High-stability Laser Methane Sensor for Real-time Concentration Safety Linkage Control Product Purpose: The MH-Z9043P is a miniature high-reliability laser methane sensor developed by Winsen Electronics, adopting advanced TDLAS (Tunable Diode Laser Absorption Spectroscopy) principle. Designed for civilian and commercial gas safety scenarios, it features exclusive selectivity to methane gas and completely resists interference from alcohol, formaldehyd

MH-Z9041A High-performance Household Laser Methane Sensor Widely Applied in Intelligent Household Gas Alarms Product Purpose: The MH-Z9041A is a high-performance household laser methane sensor . It adopts advanced Tunable Diode Laser Absorption Spectroscopy (TDLAS) technology and a professional opposite-type optical path structure. With exclusive selectivity for methane gas, oxygen-independent detection, and excellent anti-interference capability, the sensor complies with

MH-Z1341B Compact Low-power NDIR Combustible Gas Sensor for High-stability Combustible Gas Concentration Monitoring Product Purpose: The MH-Z1341B is a compact low-power NDIR combustible gas sensor . Adopting mature non-dispersive infrared absorption principle and precision optical path & circuit design, the sensor features excellent gas selectivity and oxygen-independent detection performance. It is specially designed for high-stability combustible gas concentration

ZP152 Professional Pet Odor Detection Module for Pet Scene Odor Monitoring and air Quality Detection Product Purpose: The ZP152 is a professional pet odor detection module independently developed . It adopts advanced chip thick-film semiconductor gas-sensitive elements, featuring high sensitivity to pet odor analog gas, hydrogen sulfide, ammonia, VOCs and other odor gases. The module is fully aged, debugged and calibrated before delivery, with standard digital signal output.

Product Description: YJJ AsH3 3E 3E 1 LT Electrochemistry 0-1ppm Arsenic Gas AsH3 Special Sensor Monitoring Trace Leakage Features: I. Core Parameters (Original Factory Specifications) Model: AsH₃ 3E 1 LT Detected Gas: Arsenic Hydride / Trihydridorhodium AsH₃ (Extremely Toxic) Range: 0–1 ppm (Complies with AsH₃ Occupational Limit of 0.05 ppm) Maximum Overrange: 20 ppm Principle: Three-electrode Electrochemistry, Ion Liquid Electrolyte (Resistant to Drying, Stable) Sensitivity

Product Description: YJJ 17156650-1 0-1500PPM Electrochemical Carbon Monoxide (CO) Gas Sensor for Radius BZ1 Area Gas Monitor Features: 1. Core Parameters (Original Factory Specifications) Table Parameter item Specification value Brand / Model Industrial Scientific 17156650-1 Detected gas Carbon Monoxide (CO) Measurement range 0–1500 ppm Resolution 1 ppm Response time (T90) ≤19 seconds (typical value) Technical principle Electrochemical (DualSense™ dual sensing technology)

Product Description: YJJ HIS550R-0WC Nano Infrared Light Source / Blackbody Radiation Source NDIR Infrared Gas Sensor Features: I. Model and Positioning Model: HIS550R-0WC Nano Infrared Light Source / Blackbody Radiation Source Type: Dedicated Emitter for NDIR Infrared Gas Sensor (Not the Complete Sensor Unit) Package: TO-39/TO-5, Gold-coated Reflective Surface + Hewitt Collimating Cone II. Core Parameters (Electrical / Optical) 1. Electrical Parameters Maximum Power