Gas Sensor

MQ-5 gas sensor uses SnO2 semiconductor for high sensitivity to butane, propane, and methane. Low conductivity in clean air increases with gas concentration. Output 2.5V-4.0V, lifespan 10 years. Ideal for natural gas detection, low-cost, and reliable.

High-performance 3-electrode electrochemical NO2 sensor for waste gas monitoring. Range 0-200ppm, overload up to 1000ppm. Output 0.37 μA/ppm, resolution 0.5ppm. Operating life 2 years, temperature range -20°C to +50°C. Reliable cross-interference rejection.

High-performance 3-electrode electrochemical sensor for nitric oxide detection. Features fast T90 response, low zero drift, and excellent repeatability. Operating range -20°C to +40°C with 15-90% RH. Ideal for industrial safety and environmental monitoring.

High sensitivity and selectivity to hydrogen with excellent repeatability. Simple application circuit and ceramic base for harsh environments. Ideal for transformer repair, battery, and steel industry hydrogen detection. Reliable performance for industrial safety.

High sensitivity to methane, propane, and butane. Ceramic base withstands severe environments up to 200°C. Long life, low cost, ideal for domestic gas leak alarms and portable detectors.

Highly sensitive electrochemical CH2O gas sensor with 3 electrode design for accurate formaldehyde detection. Operates from -40 to 50C and 15-90% RH. Ideal for continuous air quality monitoring and safety control. 3 year expected life with low drift.

ZE14-O3 electrochemical ozone module detects O3 with high selectivity and stability. Features UART output, built-in temperature compensation, 0-100ppm range, and 0.1ppm resolution. Ideal for disinfection cabinets and smart home devices. Compact, durable, and easy to integrate.

High-performance electrochemical module with three-electrode sensor and microprocessor. Measures NH3 gas with digital UART and analog voltage output. Built-in temperature compensation,

SGX-4CO electrochemical CO sensor offers 0-2000 ppm range, >24 month life, and

High-resolution dual gas sensor for O3 and NO2 monitoring. Features 15ppb noise,

Alphasense NO-A1 electrochemical sensor uses proven fuel cell technology for reliable nitric oxide detection. Features 320-480 nA/ppm sensitivity,

Alphasense NO2-B1 electrochemical sensor uses proven fuel cell technology for reliable NO2 detection. Features 20ppm range,

Industry standard 20mm diameter NO2 sensor with 20ppm range and 50ppb resolution. Features leak-free electrolyte, fast response under 50 seconds, and long-term stability. Ideal for portable gas detectors, urban air monitoring, and stack gas analyzers.

Amperometric 3-electrode sensor for HCN detection. Features very stable zero reading, high selectivity, and sensitivity. Ideal for TLV-monitoring and leakage detection in portable and fixed systems. Long life >18 months, no humidity effects.

High-performance 4-electrode NO2 sensor designed for continuous operation in high humidity environments up to 95% RH. Features minimal zero drift (0-20 ppb/year) and stable sensitivity across -30 to 40°C. Ideal for industrial air quality monitoring with 24-month warranted lifespan.

MG811 solid electrolyte CO2 sensor detects 0-10000ppm with high stability. Features 6.0V heating voltage, -20°C to 50°C operation, and logarithmic voltage output. Ideal for air quality monitoring and HVAC systems.

NAP-57A catalytic gas sensor offers excellent poisoning resistivity, stability, and linearity for toxic gas environments. Compatible with NAP-55A/56A, it ensures easy replacement. Ideal for industrial and commercial gas alarms and detectors. Requires explosion-proof chamber.

High sensitivity to butane, propane, and methane with 10-year lifespan. Low-cost SnO2 sensor converts gas concentration to output signal. Ideal for domestic and industrial gas alarms and portable detectors.

The NAP-57A is a contact combustion type combustible gas sensor with strong silicone resistance. It offers excellent stability, repeatability, and linearity for various gas concentrations. Ideal for fixed alarms and concentration meters, it features superior resistance to toxic gases and requires an explosion-proof container.

High sensitivity 300-440 nA/ppm with fast response under 35 seconds. Two-year operational life with minimal drift. Reliable performance from -30 to 50°C. Ideal for stationary H2S detection systems.