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GAS Sensor Modules

Providing you the best range of mq-3 pcb module sensor, mq135 air quality detector sensor module, mq-2, alcohol gas detection sensor module, mq-9, carbon monoxide gas sensor module, mq-4, methane gas sensor and mq-7 ,carbon monoxide gas sensor module with effective & timely delivery.
MQ-3 PCB Module Sensor

MQ-3 PCB Module Sensor

Rs 100  / PieceGet Best Price

Product Brochure

Model Name/NumberMQ-3
Temperature Range-2 Degree C ~ +20 Degree C
Sensor TypeSemiconductor
Standard EncapsulationBakelite (Black Bakelite)
Detection GasAlcohol gas
Concentration0.04-4mg/l alcohol
Heater VoltageDC 5.0V+/-0.2V
Humidity65%+-5%RH

This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ3 Alcohol gas sensor as a alcohol 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-board potentiometer.  Using this module you can easily interface MQ3 Alcohol sensor to any Microcontroller, Arduino or even Raspberry Pi.

Since this Gas Sensor module is sensitive to alcohol it can be used in breathalyser. MQ3 Sensor also has small sensitivity to Benzine.

 

Specification of MQ3 GAS Sensor Module:-

Power Supply: 5 Volts

Interface Type: Analog & Digital

High Sensitivity to Alcohol & small sensitivity to Benzine.

Low Cost.

Stable & Long Life.

On board Power indication.

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  • MQ135 Air Quality Detector Sensor Module
  • MQ135 Air Quality Detector Sensor Module
  • MQ135 Air Quality Detector Sensor Module
MQ135 Air Quality Detector Sensor Module

MQ135 Air Quality Detector Sensor Module

Rs 150  / PieceGet Best Price
Operating VoltageDC 5 V
Dimensions32mm X22mm X27mm
MaterialPCB
Usage/ApplicationAir Quality Monitor
Detecting Range100-1000 ppm
Model NumberMQ135

The MQ 135 Air Quality Detector Sensor Module For Arduino has lower conductivity in clean air. When the target combustible gas exists, the conductivity of the sensor is higher along with the gases concentration rising. Convert change of conductivity to the corresponding output signal of gas concentration. The MQ135 gas sensor has high sensitivity to Ammonia, Sulphide and Benzene steam, also sensitive to smoke and other harmful gase.

Other Detail:

  • Package Includes 1 x MQ 135Air Quality Sensor Module. Specifications and features Air Quality Sensor Module
  • Condition New
  • Main chip MQ-135
  • Type Analog & Digital
  • Sensitivity to Ammonia, Sulphide and Benzene steam
  • With signal output instructions
  • TTL output signal is low level
  • Color is showing pictures.
  • Sensitive for benzene, alcohol, smoke
  • Fast response and recovery
  • Adjustable sensitivity
  • Signal output indicator
  • Output voltage boosts along with the concentration of the measured gases increases
  • Please NOTE that due to lighting effects, monitor''''s brightness/contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item!

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  • MQ-2, Alcohol Gas Detection Sensor Module
  • MQ-2, Alcohol Gas Detection Sensor Module
  • MQ-2, Alcohol Gas Detection Sensor Module
  • MQ-2, Alcohol Gas Detection Sensor Module
  • MQ-2, Alcohol Gas Detection Sensor Module
MQ-2, Alcohol Gas Detection Sensor Module

MQ-2, Alcohol Gas Detection Sensor Module

Rs 90  / PieceGet Best Price

Product Brochure

Operating Voltage3.3 V
ModelMQ-2
Operating Temperature20 Degree C +/- 2 Degree C
Dimensions36.4 X 26.6 mm
MaterialPCB
This is a generic Arduino gas sensor. It has MQ2 probe which can detect LPG, i-butane, propane, methane, alcohol, Hydrogen, smoke. It can be used in gas leakage detecting device in consumer and industry markets. It has a high sensitivity and fast response time. The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug and play. The Arduino IO expansion shield is the best match for this senor connecting to your Arduino. As this sensor, It compatible with Raspberry Pi, Intel Edison, Joule and Curie.

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  • MQ-9, Carbon Monoxide Gas Sensor Module
  • MQ-9, Carbon Monoxide Gas Sensor Module
MQ-9, Carbon Monoxide Gas Sensor Module

MQ-9, Carbon Monoxide Gas Sensor Module

Rs 125  / PieceGet Best Price

Product Brochure

Operating VoltageAC/DC 5V +/- 0.2V
MaterialPCB
Model NumberMQ-9
Working Temperature-10 to 50 Degree C (Nominal Temperature 20 Degree C)
Working Current140 mA
MQ-9 Semiconductor Sensor for CO/Combustible Gas Sensitive material of MQ-9 gas sensor is SnO2, which with lower conductivity in clean air. It make detection by method of cycle high and low temperature, and detect CO when low temperature.

The sensor's conductivity is more higher along with the gas concentration rising. When high temperature, it detects Methane, Propane etc combustible gas and cleans the other gases adsorbed under low temperature. Please use simple electrocircuit, Convert change of conductivity to correspond output signal of gas concentration. 

MQ-9 gas sensor has high sensitity to Carbon Monoxide, Methane and LPG. The sensor could be used to detect different gases contains CO and combustible gases, it is with low cost and suitable fo different application

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  • MQ-4, Methane Gas Sensor
  • MQ-4, Methane Gas Sensor
  • MQ-4, Methane Gas Sensor
  • MQ-4, Methane Gas Sensor
MQ-4, Methane Gas Sensor

MQ-4, Methane Gas Sensor

Rs 100  / PieceGet Best Price
Model Name/NumberMQ-4
Size32 mm X 22 mm X 27 mm
Operating Temperature20 Degree C +/- 2 Degree C
Operating Humidity65% +/- 5%RH
Detecting Range300 to 10000 ppm
This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ-4 Methane 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-board potentiometer. Using this module you can easily interface MQ4 Methane (CNG) gas Sensor to any Microcontroller, Arduino or even Raspberry Pi.Since this Gas Sensor module is sensitive to Methane it is also small sensitivity to alcohol & smoke.

Specification of MQ4 GAS Sensor Module-Interface Type Analog & DigitalHigh Sensitivity to Methane & small sensitivity to smoke & alcoholLow Cost.Stable & Long Life.On board Power indication.

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MQ-7 ,Carbon Monoxide Gas Sensor Module

MQ-7 ,Carbon Monoxide Gas Sensor Module

Rs 115  / PieceGet Best Price

Minimum Order Quantity: 10 Piece

Product Brochure

Model / Part NumberMQ-7
Operating Voltage5V
BrandCHINA
Working Temperature-10 to 50 Degree C
VoltageAC/DC 5V +/- 0.2V
Working Humidity95%RH
Resolution+- 3 ppm
Measuring Range0-300 ppm
Model NumberMQ-7

This 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 than 150 mA at 5V.


Specifications of MQ7 Gas Sensor:-

 

  • Size: 35mm × 22mm × 18mm
  • Detection of gas: carbon gas
  • Heating voltage: 5 ± 0.2V (AC · DC)
  • Working current: 140mA
  • Loop voltage: 10V (maximum DC 15V)
  • Load resistance: 10K (adjustable)
  • Detection concentration range: 10-1000ppm
  • Clean air voltage: ≤1.5V
  • Sensitivity: ≥3%
  • Response time: ≤1S (preheat 3-5 minutes)
  • Response time: ≤30S
  • Element power: ≤0.7W
  • Working temperature: -10 ~ 50 ??? (nominal temperature 20 ???)
  • Humidity: 95% RH (nominal humidity 65% RH)

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MQ-6, Gas Sensor Module

MQ-6, Gas Sensor Module

Rs 100  / PieceGet Best Price

Product Brochure

Sensing Area8 mm x 8 mm
VoltageAC 230V
Working Temperature20 ~ +60 Degree C
Working HumidityLess Than 93 Percent RH
Model NumberMQ-6

This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ6 LPG 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-board potentiometer. Using this module you can easily interface MQ6 LPG gas Sensor to any Microcontroller, Arduino or even Raspberry Pi.

 

Features of MQ6 LPG Gas Sensor Module:-

 

  • High Sensitivity to LPG, iso-butane, propane
  • Small sensitivity to alcohol, smoke
  • Good sensitivity to Combustible gas in wide range
  • High sensitivity to Propane, Butane, LPG and also response to Natural gas
  • Long life and low cost
  • Simple drive circuit

 

 

Applications of MQ6 LPG Gas Sensor Module:-

 

  • Gas leak detection system
  • Fire/Safety detection system
  • Domestic gas leakage detector
  • Industrial Combustible gas detector
  • Portable gas detector
  • Gas leak alarm
  • Gas detector

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MQ-2, Gas Sensor

MQ-2, Gas Sensor

Rs 100  / PieceGet Best Price

Product Brochure

Model Name/NumberMQ-2
Operating Humidity65%+-5%RH
Sensor TypeSemiconductor
Standard EncapsulationBakelite (Black Bakelite)
Heater VoltageDC 5.0 V +/- 0.2 V
Heater Consumption900 mW
Temperature-2 Degree C ~ +60 Degree C

This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. 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-board potentiometer.  Using this module you can easily interface MQ2 Smoke & Combustible gas Sensor to any Microcontroller, Arduino or even Raspberry Pi.

Since this Gas Sensor module is sensitive to smoke it can be used in for fire detection. MQ2 Gas Sensor is also sensitive to flammable/combustible gasses like LPG, Propane & Hydrogen.

 

Specifications:-

 

  • Power Supply: 5 Volts
  • Interface Type: Analog & Digital
  • High Sensitivity to Smoke & combustible gasses like Hydrogen, LPG & Propane.
  • Low Cost.
  • Stable & Long Life.
  • On board Power indication.

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MQ-135 Air Quality and Hazardous Gas Sensor

MQ-135 Air Quality and Hazardous Gas Sensor

Rs 120  / PieceGet Best Price
Model Name/NumberMQ-135
Operating Temperature-10 to +45 Degree C
Heating Voltage5 V +/- 0.1
Storage Temperature-20 to +70 Degree C
Related HumidityLess than 95%Rh
Heating ConsumptionLess than 800 mw
MQ135 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 with the gas concentration rising. MQ135 gas sensor has high sensitivity to Ammonia, Sulphide and Benze steam, also sensitive to smoke and other harmful gases. It is with low cost and suitable for different application.Used for family, Surrounding environment noxious gas detection device, Apply to ammonia, aromatics, sulfur, benzene vapor, and other harmful gases/smoke, gas detection, tested concentration range: 10 to 1000 ppm. Specifications of MQ135 Gas Sensor Module:-
  • Working voltage:DC 5V
  • Working Current: 150mA
  • DOUT: TTL output
  • AOUT: Analog output
  • Preheat time: Over 20s
  • Dimension: 32mm x 22m x 27mm(HIGH 27mm)

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MQ-3, Gas Sensor Module

MQ-3, Gas Sensor Module

Rs 100  / PieceGet Best Price
Storage Temperature-20 Degree C ~ 70 Degree C
Related HumidityLess than 95%RH
Operating Temperature-10 Degree C-50 Degree C
Heating VoltageAC/DC 5 V+/-0.1V
Working Current15 mA
Model NumberMQ-3

This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ3 Alcohol gas sensor as a alcohol 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-board potentiometer.  Using this module you can easily interface MQ3 Alcohol sensor to any Microcontroller, Arduino or even Raspberry Pi.

Since this Gas Sensor module is sensitive to alcohol it can be used in breathalyser. MQ3 Sensor also has small sensitivity to Benzine.


Specification of MQ3 GAS Sensor Module:-

Power Supply: 5 Volts

Interface Type: Analog & Digital

High Sensitivity to Alcohol & small sensitivity to Benzine.

Low Cost.

Stable & Long Life.

On board Power indication.

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MQ-2, Gas Sensor Module

MQ-2, Gas Sensor Module

Rs 75  / PieceGet Best Price

Product Brochure

Voltage3 - 5 V
Model NumberMQ-2
Working Current15 mA
Operating Temperature-20 to 70 Degree C
Size30 x 16 mm
Working HumidityLess Than 93 Percent RH
Smoke Detector

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