Precision sensors for safer industrial systems
Electrochemical gas sensors, oxygen sensing elements, signal control boards and multi-parameter monitoring modules for detector manufacturers, system integrators and R&D teams.
Find by gas type
Quickly select sensors by target gas.
Built around real detection projects
From sensing elements to complete signal-output modules, select components according to gas type, form factor and integration method.
Gas Sensors
Electrochemical sensors for toxic, combustible and specialty gases.
Oxygen Sensors
Alphasense O₂ series and compatible oxygen sensing solutions.
Monitoring Modules
Multi-parameter modules for drones, robots and industrial equipment.
Probes & Accessories
PT100 probes, sensor housings, gas hoods and integration hardware.
Sensors ready for integration

Alphasense O2-A2 O2-M2 O2-W2 Imported Oxygen Sensor
UK Alphasense Imported Oxygen Sensor Features: - Original Alphasense oxygen sensor - Electrochemical oxygen cell - Long service life -…
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Shengmi 7NH3 Ammonia Electrochemical Gas Sensor NH3-50
Shengmi 7 Series Ammonia (NH3) Electrochemical Gas Sensor Features: - Electrochemical ammonia gas sensor - Low power consumption - Stro…
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Air Green Aluminum Alloy Multi-Parameter Atmospheric Gas Monitoring Module for Drone Robot Dog Industrial Gas Detector
Product Name: Air Green Aluminum Alloy Multi-Parameter Atmospheric Environment Gas Monitoring Module Application: Drone, robot dog and…
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Gas Concentration Detector Main Board 4-20mA RS485 Relay Output Alarm Control Board
Gas Concentration Detector Main Board / Alarm Control Board Product type: gas detector main board and display board solution Output sig…
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Air Green 4-in-1 Gas Sensor Module RS485 Data Acquisition Board Long Square Board Optional
Air Green 4-in-1 Gas Sensor Module for multi-gas detection and data acquisition. Product: 4-in-1 gas sensor data acquisition module Boa…
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Air Green GNK9 Multi-Parameter Smart Air Quality Monitor PM2.5 CO2 TVOC Formaldehyde Detector
Air Green GNK9 Multi-Parameter Smart Air Quality Monitor for indoor and environmental monitoring applications. Model: GNK9 Material: AB…
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Custom Drone Robot Dog Air Quality Gas Monitoring Module Pump-Suction Detector
Custom Drone / Robot Dog Environmental Gas Monitoring Module Designed for drone, robot dog and mobile inspection applications. This alu…
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AIR GREEN Noise Detection Module Sound Level Sensor A/C/Z Weighting TTL IIC RS485 35-120dB
AIR GREEN Split Noise Detection Module / Sound Level Sensor Features: - Measuring range: 35-120 dB - Frequency range: 20 Hz-20 kHz - Ou…
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Industrial Gas Detector Housing Aluminum Alloy Wall Mounted Shell Case with Glass Cover for Fixed Gas Alarm
Industrial Gas Detector Housing / Alarm Shell Case Product Features: - Aluminum alloy housing for fixed gas detector and industrial gas…
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DIY Universal Card Module with SD Card Slot Data Transfer Charger Toy Circuit Board
DIY universal card module series for toy and electronic project use. Options in this listing: - Data Transfer Charger: charger with dat…
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Gas Concentration Detector Main Board 4-20mA RS485 Output Gas Alarm PCB with Relay LED Display 4G LoRa Support OEM Customization
as Concentration Detector Main Board for gas alarm and gas detection equipment. This product is a gas detector control board developed…
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01 V2 Sound & Light Main Board / Key Module / Red Li-ion Conversion Board with Data Transfer
01 V2 voice, sound and light circuit board components and battery conversion accessories. Select the required option and check the quan…
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Recent News
Follow Airgreen product development, technical resources and platform updates.
Airgreen Industrial Noise Module Now Listed with A/C/Z Weighting and RS485
The industrial noise module combines A/C/Z weighting, Lmax and Leq readings, RS485 communication and a 9–24 V DC supply for monitoring-system integration.
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Airgreen Laser Methane Products: TTL Sensor Module and LED Alarm Options
Two methane-detection options serve different integration needs: a 5 V TTL sensor module and a complete LED gas alarm. Learn which specifications apply to each version.
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Airgreen Updates Industrial Gas Module Options for System Integration
Explore gas-specific variants and 4–20 mA, RS485 or voltage-output options for fixed monitoring projects. Supply voltage, range and sampling must be matched to the selected configuration.
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Component selection and signal integration for a broad range of safety, environmental and automation systems.
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