Gas Sensor

Testo 0393 0104 carbon monoxide sensor with hydrogen compensation ensures accurate CO readings in complex gas environments. Compatible with Testo 350 analyzers, range 0-10000 ppm, resolution 1 ppm. Pre-calibrated, easy replacement, 1-year warranty. Ideal for industrial emission monitoring and environmental compliance.

Compact electrochemical CO sensor with 5-year lifespan, 0.5-1000 ppm range, and acid gas filter. Designed for smaller instruments, it meets RoHS standards and performs reliably in harsh conditions from -40°C to +60°C.

Industry-standard 20mm CO sensor with 5000 ppm range and patented electrode technology. Features long-term stability, fast response under 25 seconds, and reliable operation beyond two-year warranty. Ideal for portable gas detectors.

G4-CH4 NDIR sensor measures methane without oxygen dependence or catalytic poisoning. Features dual wavelength optics, 0-100% VOL range, -40°C to 70°C operation, and digital/analog outputs. Intrinsically safe, long life, high accuracy, and easy calibration for industrial instruments.

High precision electrochemical sensor for alcohol detection with 0-1.0mg/L range, 6±2µA/(mg/L) sensitivity, and ≤20s response time. Features low consumption, excellent stability, and anti-interference. Ideal for public traffic and environmental monitoring.

Detects CO, NH3, and NO2 with analog output. Compact SMD design for IoT systems. Operating range -30 to 85°C. Requires preheating for stable readings. Ideal for air quality monitoring.

High precision electrochemical NO sensor with 0-250 ppm range and 0.40 ±0.08 μA/ppm sensitivity. Features diffusion-limiting shell design, fast T90 ≤40s response, and 1000 ppm overload capacity. Ideal for industrial gas analyzers requiring reliable, accurate detection.

ZP07-MP503-10 grade air quality module uses advanced thick film semiconductor sensor for high sensitivity to VOCs like formaldehyde and benzene. Aged and calibrated for consistency. Features 5V DC operation, ≤60mA current, and ≤20s response time. Ideal for air quality monitoring.

The SR-W-MP75C Micropel 75C sensor uses catalytic oxidation for accurate detection of combustible gases. Features fast T90 response under 5 seconds, resistance to H2S and silicone poisoning, and reliable performance from -20°C to +55°C. Ideal for methane, propane, and hydrogen monitoring.

High-sensitivity NDIR sensor for CH4 and hydrocarbons. Dual-channel design with 3.3um measurement and 3.91um reference filters. SNR 10,000, fast response, RoHS compliant. Ideal for gas alarms, pipeline monitoring, and industrial safety. Long life, no consumables.

High-precision catalytic combustion sensor for combustible gas detection. Features fast response, 3-year lifespan, and stable performance in -30°C to +50°C. Ideal for industrial portable and fixed detectors. Custom options available.

MQ-9B gas sensor detects carbon monoxide and methane with high sensitivity and long lifespan. Features low power consumption (340mW), dual heating voltage cycle, and simple drive circuit. Ideal for domestic and industrial gas leakage alarms. Custom options available.

Miniaturized electrochemical H2 module with 0-30000ppm range, 50ppm resolution, and fast ≤60s response. Features dual UART and analog output, built-in temperature compensation, and 3-5 year lifespan. Ideal for fresh air ventilation systems.

WSP5110 planar semiconductor gas sensor detects refrigerants, benzene, and alcohol from 10-1000ppm. Features low power consumption ≤300mW, high sensitivity ≥3, and 10-year lifespan. Ideal for home environment gas detection devices with customizable load resistance.

High-performance electrochemical SO2 sensor with 0-2000ppm measurement range and fast T90 response under 30 seconds. Features 0.10 ±0.02 μA/ppm output signal, 5000ppm overload capacity, and reliable cross-interference data. Ideal for industrial safety and environmental monitoring.

Enhanced silicone and H2S resistance for reliable performance in harsh environments. T90 response under 20 seconds, linear to 3% methane. Excellent shock resistance and reduced orientation effects. Withstands EN 50014 impact test.

High-precision bromine gas sensor with 0-5ppm range, fast T90

Factory-calibrated MEMS TVOC sensor with I2C digital output for plug-and-play integration. Features T90 5-year service life, and wide 3.3-5.5V compatibility. Ideal for air purifiers, HVAC, and IAQ devices. Cost-effective compact design.

Broad-spectrum catalytic element detects natural gas, LPG, and alkanes from 1-100% LEL. Features fast response under 10s, ExdllCT6 Gb certification, and linearity

Highly selective H2 sensor with 0-1000 ppm range and integrated CO filter. Features fast T90 response under 40 seconds, repeatability