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Make a chemical sniffing device or introduce a new level of safety to your home or work space with Gas Sensors.

Model: MG811
The CO2 (Carbon Dioxide) Gas Sensor is used in gas detection equipment for detecting Carbon Dioxide gas in home, automotive or industrial settings.Features:High sensitivity to Carbon Dioxide gasStable and long lifeSimple drive circuitApplication Ideas:Air Quality ControlFermentation Process ControlC..
Model: MQ135M
MQ135 Air Quality Ammonia Gas Sensor ModuleMQ135 Gas Sensor module for Air Quality having Digital as well as Analog output. Sensitive material of MQ135 gas sensor is SnO2, which with lower conductivity in clean air. When the target combustible gas exist, The sensors conductivity is more higher along..
Model: MQ2M
MQ2 Smoke and Flammable Gas Module    This module uses MQ2 Smoke & Flammable gas sensor as a gas sensing element. It requires no external components just plug in Vcc & ground pins and you are ready to go.For Digital output the threshold value can be easily set by an on-bo..
Model: MQ3M
MQ3 Alcohol Benzine Gas Module    It is used for on-site detection of motor vehicle drivers and other workers who are strictly prohibited from drinking. It is also used for detection of ethanol vapor in other places.Features & Specifications:Sensitive to alcohol, ethanol.It h..
Model: MQ303A
MQ303A  has very good sensitivity and fast response to alcohol, suitable for portable alcohol detector.For gas : Alcohol ( ethanol )Detection range : 20 to 1000ppmCharacteristics of gas : 125ppm alcoholSensitivity : R in air / Rin typical gas 3Sensing Resistance : 4 to 400K in air atmosphe..
Model: MQ4M
MQ4 CNG Methane Gas Sensor ModuleMQ4 GAS Sensor is suitable for sensing natural gas, Methane (CH4). MQ4 gas sensor is composed of micro AL2O3 ceramic tube, Tin Dioxide (SnO2) sensitive layer, measuring electrode and heater are fixed into a crust made by plastic and stainless steel net. The heater pr..
Model: MQ5M
 MQ5 LPG Propane Coal Natural Gas Sensor ModuleThis MQ-5 Methane LPG Liquid Propane Gas Sensor Module is widely used in gas leakage detecting pieces of equipment in family and industry, are suitable for detecting of LPG, natural gas, town gas, avoid the noise of alcohol and cooking fumes and ci..
Model: MQ6M
MQ6 LPG Propane Isobutane Gas Sensor ModuleMQ6 is a liquefied petroleum gas (LPG) detector and can detect and measure gases like LPG, Propane, and isobutane. The module has both digital and analog pins. Because of digital pins, it can be used without even a microcontroller and this is the best choic..
Model: MQ7M
MQ7 Carbon Monoxide CO Gas Sensor ModuleThis Carbon Monoxide (CO) gas sensor detects the concentrations of CO in the air and ouputs its reading as an analog voltage. The sensor can measure concentrations of 10 to 10,000 ppm.The sensor can operate at temperatures from -10 to 50°C and consumes less th..
Model: MQ8M
MQ8 Hydrogen H2 Gas Sensor ModuleThis sensor module has an MQ-8 as the sensor component and has a protection resistor and an adjustable resistor on-board. A sensitive material MQ-8 Hydrogen H2 Gas Sensor Module use in clean air low conductivity tin oxide (SnO2). When there is the environment in whic..
Model: MQ9M
MQ9 Carbon Monoxide Methane LPG Gas Sensor Module- Sensitive material MQ-9 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2). - Detection method using low temperature cycling (1.5V heating ) to detect carbon monoxide, conductivity sensors with carbon monoxide i..
Model: 27983
The Gas Sensor Board is designed to work in conjunction with one of the gas sensors listed below (not included) allowing you to determine when a preset gas level has been reached or exceeded. CO (Carbon Monoxide) Gas Sensor CH4 (Methane) Gas Sensor LPG (Propane) Gas Sensor C2H5OH (Alcoho..
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