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Gas Sensors

Our firm is counted among the most prominent suppliers and traders of Gas Sensors. Under this category we offer a spectacular gamut of Flammable Gas & Smoke Sensor, Alcohol Gas Sensor, .Methane CNG Gas Sensor and LPG & Natural GAS Sensor, LPG GAS Sensor, Carbon Monoxide Sensor, Air Quality Sensor, Alcohol Sensor, Hydrogen Gas Sensor. The offered range is highly in accordance with the set quality norms and standards and can be availed in desired specifications from us. Owing to their reliable performance, high sensitivity and longer service life, our products are highly preferred in the industry.



Flammable Gas and Smoke Sensor MQ2

Flammable Gas and Smoke Sensor MQ2

Item Code: MQ-2

Gas Sensor(MQ2) module is useful for gas leakage detecting(in home and industry). It can detect LPG, i-butane, methane, alcohol, Hydrogen, somke and so on. Based on its fast response time. measurements can be taken as soon as possible. Also the sensitivity can be adjusted by the potentiometer.

MQ-2 Semiconductor Sensor for Combustible Gas:


  • Sensitive material of MQ-2 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. Please use simple electrocircuit, Convert change of conductivity to correspond output signal of gas concentration.
  • MQ-2 gas sensor has high sensitity to LPG, Propane and Hydrogen, also could be used to Methane and other combustible steam, it is with low cost and suitable for different application.




Alcohol Gas Sensor MQ3

Alcohol Gas Sensor MQ3

Item Code: MQ-3

Description: This Alcohol Sensor MQ3 is suitable for detecting alcohol concentration on your breath, just like your common breathalyzer. It has a high sensitivity and fast response time. Sensor provides an analog resistive output based on alcohol concentration. The drive circuit is very simple, all it needs is one resistor. A simple interface could be a 0-3.3V ADC.

Features:

  • 5V DC or AC circuit
  • Requires heater voltage
  • Operation Temperature: -10 to 70 degrees C
  • Heater consumption: less than 750mW


Methane CNG Gas Sensor MQ4

Methane CNG Gas Sensor MQ4

Item Code: MQ-4

Methane CNG Gas Sensor MQ4 is a simple-to-use compressed natural gas (CNG) sensor, suitable for sensing natural gas (composed of mostly Methane [CH4]) concentrations in the air. The MQ-4 can detect natural gas concentrations anywhere from 200 to 10000ppm. This sensor has a high sensitivity and fast response time. The sensor’s output is an analog resistance. The drive circuit is very simple; all you need to do is power the heater coil with 5V, add a load resistance, and connect the output to an ADC.

 



LPG Gas Sensor MQ6

LPG Gas Sensor MQ6

Item Code: MQ6

The MQ-6 LPG - Isobutane - Propane Gas Sensor is a semiconductor gas sensor that detects the presence of LPG, Isobutane, and Propane gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller.The MQ-6 LPG - Isobutane - Propane Gas Sensor detects the concentration of gas in the air and ouputs its reading as an analog voltage. The concentration sensing range of 300 ppm to 10,000 ppm is suitable for leak detection. The sensor can operate at temperatures from -10 to 50°C and consumes less than 150 mA at 5 V.

 

LPG Gas Sensor (MQ6) Features:

  • High Sensitivity to LPG, iso-butane, propane
  • Small sensitivity to alcohol, smoke
  • Detection Range: 100 - 10,000 ppm iso-butane propane
  • Fast Response Time: <10s
  • Simple drive circuit
  • Heater Voltage: 5.0V
  • Dimensions: 18mm Diameter, 17mm High excluding pins, Pins - 6mm High


Carbon Monoxide Sensor MQ7

Carbon Monoxide Sensor MQ7

Item Code: MQ7

MQ-7 is a Carbon Monoxide (CO) sensor, suitable for sensing Carbon Monoxide concentrations(PPM) in the air. The MQ-7 sensor can meassure CO concentrations ranging from 20 to 2000ppm. This sensor has a high sensitivity and fast response time. The sensor's output is an analog resistance. The drive circuit is very simple , just a voltage devider; all you need to do is power the heater coil with 5V DC or AC , add a load resistance, and connect the output to an ADC or a simple OPAMP comparator.



Hydrogen Gas Sensor (MQ 8)

Hydrogen Gas Sensor (MQ 8)

Item Code: MQ8

Hydrogen Gas Sensor MQ8 for measuring the concentration of Hydrogen (H2) in the air. Suitable for measuring concentrations from 100 to 10,000 ppm. Easy to implement heater drive and measuring circuit. This sensor is designed for long life and stable output. Our MQ-8 Hydrogen Gas Sensor is ideal for use in a Gas Leakage Circuit for detecting gas leaks.

Features:
  • High Sensitivity (MQ-8 Sensor)
  • Stable and Long Life
  • Detection Range: 100 - 10,000 ppm H2 (Hydrogen)
  • Heater Voltage: 5.0V
  • Dimensions: 18mm Diameter, 17mm High excluding pins, Pins - 6mm High




    Air Quality Sensor MQ135

    Air Quality Sensor MQ135

    Item Code: MQ135

    Description: Air quality sensor MQ135 for detecting a wide range of gases, including NH3, NOx, alcohol, benzene, smoke and CO2. Ideal for use in office or factory. MQ135 gas sensor has high sensitivity to Ammonia, Sulfide and Benze steam, also sensitive to smoke and other harmful gases. It is with low cost and particularly suitable for Air quality monitoring application.

    Features:

    • High Sensitivity
    • High sensitivity to Ammonia, Sulfide and Benze
    • Stable and Long Life
    • Detection Range: 10 - 300 ppm NH3, 10 - 1000 ppm Benzene, 10 - 300 Alcohol
    • Heater Voltage: 5.0V
    • Dimensions: 18mm Diameter, 17mm High excluding pins, Pins - 6mm High
    • Long life and low cost


      Alcohol Sensor (MQ303)

      Alcohol Sensor (MQ303)

      Item Code: MQ303A

      The Alcohol Sensor MQ303A is a semiconductor sensor for Alcohol detection. It has very good sensitivity and fast response to alcohol, suitable for portable alcohol detector.

      Specifications:

      • High sensitivity
      • Fast response and resume
      • Long life and low cost
      • Mini size


        LPG & Natural Gas Sensor MQ5

        LPG & Natural Gas Sensor MQ5

        Item Code: MQ-5

        We are instrumental in presenting qualitative LPG & Natural GAS Sensor MQ5 which ensures optimum safety and security in the industries and domestic sector. These easy to install are highly suitable for detecting the presence of natural gas, LPG, fumes, smoke and town gas. The sensor in this system is highly reliable and is provided with a simple drive circuit for facilitating easy operations.

         

        Features:

        • High sensitivity to LPG, natural gas , town gas
        • Small sensitivity to alcohol, smoke.
        • Fast response .
        • Stable and long life
        • Simple drive circuit
        • Heater Voltage: 5.0V
        • Dimensions:
        18mm Diameter, 17mm High excluding pins, Pins - 6mm High


            MQ2 Gas Sensor Module

            MQ2 Gas Sensor Module

            Description:

            The analog gas sensor - MQ2 is used in gas leakage detecting equipments in consumer and industry markets, this sensor is suitable for detecting LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It has a high sensitivity and fast response time.And the sensitivity can be adjusted by the potentiometer.

            Features:

            • Power supply needs: 5V
            • Interface type: Analog
            • Pin Definition: 1-Output 2-GND 3-VCC
            • Wide detecting scope
            • Fast response and High sensitivity
            • Simple drive circuit
            • Stable and long life



            MQ3 Alcohol GAS Sensor Module

            MQ3 Alcohol GAS Sensor Module

            MQ3 GAS Sensor is a very easy to use and very handy sensor. It is suitable for sensing Alcohol gas concentration. MQ3 Alcohol GAS Sensor can detect Alcohol gas concentrations anywhere from 200 to 10000 ppm. The MQ3 GAS sensor has a very hight sensitivity to Alcohol gas. The sensitive material of MQ3 Sensor is SnO2, which has lower conductivity in clean air. When the target alcohol gas exist, the sensor’s conductivity is higher along with the gas concentration rising. MQ3 GAS sensor has high sensitivity to Alcohol, and good resistance to disturb of gasoline, smoke and vapour. The sensor could be used to detect alcohol with different concentration, it is with low cost and suitable for different application.

            Features of MQ3 Alcohol GAS Sensor
            • High sensitivity to Alcohol Rs (in air) Rs (0.4mg/l alcohol).
            • Heater voltage = 5.0V
            Application of MQ3 Alcohol GAS Sensor
            • Drunk Driver detection system
            • Portable alcohol detector


            MQ4 Methane Gas Sensor Module

            MQ4 Methane Gas Sensor Module

            This is a very easy to use low cost semiconductor Gas sensor Module with analog and digital output. This module uses MQ4 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
            • Power Supply: 5 Volts
            • Interface Type: Analog & Digital
            • High Sensitivity to Methane & small sensitivity to smoke & alcohol
            • Low Cost.
            • Stable & Long Life.
            • On board Power indication.
            The instruction of Wiring: 
            1. VCC: positive power supply (5V) 
            2. GND: power supply is negative
            3. DO: TTL switching signal output
            4. AO: analog signal output

            Module Applications: 
            Suitable for home or factory methane gas , natural gas and other monitoring devices to test natural gas, methane 300 to 10000ppm;




            MQ-5 Methane LPG Gas Sensor Module

            MQ-5 Methane LPG Gas Sensor Module

            Product Description

            Sensitive material of MQ-5 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. The sensor convert change of conductivity to correspond output signal of gas concentration.

            MQ-5 gas sensor has high sensitity to Methane, Propane and Butane, natural gas and could be used to detect both Methane and Propane.

            Features

            • Support both the output digital value and the output analog value.
            • High sensitivity to Combustible gas in wide range .
            • Can detect liquefied gasMethane,Butane, Propane and natural gas .
            • Adjustable Sensitivity , Stable Performance.
            • Pin Connection: GND: Ground, Dout: digital output, Aout: analog output Vcc: 5V
            • Applicable to a variety of platforms including Arduino / AVR / ARM.




            MQ-6 Gas Detector Module Sensors

            MQ-6 Gas Detector Module Sensors

            Description :

            Sensitive material MQ-6 gas sensor is used to clean the air in the lower conductivity of tin dioxide (SnO2). When there is the environment in which the combustible gas sensor , conductivity sensor with increasing concentration of combustible gases in air increases . Using a simple circuit to convert the change in conductivity of the gas concentration corresponding to the output signal. MQ-6 gas sensor for propane , butane , liquefied petroleum gas sensitivity is high, natural gas and has a good sensitivity. This sensor can detect a variety of flammable gas , is a low-cost sensors for a variety of applications

            Suitable for home or industrial LPG ( liquefied petroleum gas ) , butane , propane , LNG ( liquefied natural gas ) detection devices. Excellent resistance to ethanol vapor , smoke interference Module

            Features :

            1 , using high-quality dual-panel design, with power indicator and TTL signal output instructions;
            2 , the switching signal having a DO (TTL) output and analog output AO ;
            3, TTL output valid signal is low . ( Low-level signal when the output light can be directly connected to the microcontroller or relay module )
            4 , 0 ~ 5V analog output voltage , the higher the concentration the higher the voltage.
            5 , propane , butane , LPG, LNG has a good detection sensitivity.
            6 , there are four screw holes for easy positioning ;
            7 Product dimensions : 32 (L) * 20 (W) * 22 (H)
            8 , has a long life and reliable stability
            9 , rapid response and recovery characteristics




            MQ-7 Carbon Monoxide Gas Module Sensors

            MQ-7 Carbon Monoxide Gas Module Sensors

            Product DescriptionThis 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.

            MQ7 CO gas sensor

            Material: Module

            Size: 35mm × 22mm × 18mm

            Detection of gas: carbon gas

            1, the heating voltage: 5 ± 0.2V (AC · DC)

            2, Working current: 140mA

            3, loop voltage: 10V (maximum DC 15V)

            4, load resistance: 10K (adjustable)

            5, detection concentration range: 10-1000ppm

            6, clean air voltage: ≤1.5V

            7. Sensitivity: ≥3%

            8. Response time: ≤1S (preheat 3-5 minutes)

            9, Response time: ≤30S

            10, the element power: ≤0.7W

            11, the working temperature: -10 ~ 50 ℃ (nominal temperature 20 ℃)

            12, Humidity: 95% RH (nominal humidity 65% RH




            Flame Sensor Module

            Flame Sensor Module

            Flame Sensor Module

            The flame sensor module detects wavelengths from 760nm-1100nm. The are other sources of heat that will also detect this wavelength. It is therefore important that you ensure that the only source of this particular range will be the flame that you want to detect.

            Features:
            - With output instructions
            - Single output
            - The output valid signal is low
            - For the detection wavelength at 760 nm to 1100 nm range of the heat
            - The detection angle of 60 degrees
            - The output switch circuit boards! (MCU can be connected directly)

            Specifications:
            - Size: 32 x 11 x 20mm
            - Main chip: LM393, infrared receiver
            - Operating voltage: DC 3-5V



            MQ135 Gas Sensor Module for Air Quality

            MQ135 Gas Sensor Module for Air Quality

            Description:

            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. Please use simple electrocircuit, Convert change of conductivity to correspond output signal of gas concentration. MQ135 gas sensor has high sensitity to Ammonia, Sulfide 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 1000ppmSpecification
            • 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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            Dileep Jain (Manager)
            399 3rd Floor , Manek Chambers , Above Vasant Bhavan Restaurant
            Mumbai - 400004, Maharashtra, India



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