Hemal Electronics

Hemal Electronics

Grant Road, Mumbai, Maharashtra

GAS Sensor Modules

Providing you the best range of mq-2 gas sensor module alcohol gas detection module gas detector for arduino, mq135 air quality control gas sensor module, mq-3 pcb module & sensor, mq-9 pcb modules gas sensors, mq-7 carbon monoxide gas sensor module and mq-3 gas sensor module with effective & timely delivery.

MQ-2 Gas Sensor Module Alcohol Gas Detection Module Gas Detector for Arduino

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  • MQ-2 Gas Sensor Module Alcohol Gas Detection Module Gas Detector for Arduino
  • MQ-2 Gas Sensor Module Alcohol Gas Detection Module Gas Detector for Arduino
  • MQ-2 Gas Sensor Module Alcohol Gas Detection Module Gas Detector for Arduino
  • +1 MQ-2 Gas Sensor Module Alcohol Gas Detection Module Gas Detector for Arduino

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Approx. Rs 130 / PieceGet Latest Price

Product Details:

Minimum Order Quantity5 Piece
MaterialPCB
ModelMQ-2
Dimensions36.4 X 26.6 mm
Operating Voltage3.3 V
Operating Temperature20 Degree C +/- 2 Degree C
Humidity Range65%+-5%RH

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, can work at 3.3V which makes it compatible with Raspberry Pi, Intel Edison, Joule and Curie.

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MQ135 Air Quality Control Gas Sensor Module

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  • MQ135 Air Quality Control Gas Sensor Module
  • MQ135 Air Quality Control Gas Sensor Module
  • MQ135 Air Quality Control Gas Sensor Module

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Approx. Rs 150 / PieceGet Latest Price

Product Details:

Minimum Order Quantity5 Piece
Usage/ApplicationAir Quality Monitor
MaterialPCB
Operating Voltage5 V DC
Dimensions32mm X22mm X27mm
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 gas 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 gases. It is with low cost and suitable for different applications such as harmful gases/smoke detection.

Other Detail:

  • Package Includes 1 x MQ 135Air Quality Sensor Module.Specifications and features Air Quality Sensor Module
  • Condition New
  • Main chip MQ-135
  • Operating Voltage 5V DC
  • 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-3 PCB Module & Sensor

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Model Name/NumberMQ-3
Temperature Range20 DegreeC+-2 DegreeC
Sensor TypeSemiconductor
Standard EncapsulationBakelite (Black Bakelite)
Detection GasAlcohol gas
Concentration0.04-4mg/l alcohol
Heater Voltage5.0V+-0.2V AC or DC
Humidity65%+-5%RH

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MQ-9 PCB Modules Gas Sensors

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Approx. Rs 125 / PieceGet Latest Price

Product Details:

Model Name/NumberMQ-9
Size32 x 20 x 22 mm
Humidity Range65%+-5%RH
Concentration10-1000 ppm
Power SourceElectric
Temperature20 Degree C+-2 Degree C

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MQ-7 Carbon Monoxide Gas Sensor Module

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Approx. Rs 115 / PieceGet Latest Price

Product Details:

Working Temperature-10 to 50 deg C
Voltage5V +/- 0.2V AC/DC
Working Humidity95%RH
Resolution+- 3 ppm
Measuring Range0-300 ppm
Model NumberMQ-7

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MQ-3 Gas Sensor Module

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Storage Temperature-20 Degree C-70 Degree C
Related HumidityLess than 95%RH
Operating Temperature-10 Degree C-50 Degree C
Heating Voltage5 V+-0.1
Working Current15 mA
Model NumberMQ-3

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MQ-2 Gas Sensor Module

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Approx. Rs 75 / PieceGet Latest Price

Product Details:

Voltage3 - 5 V
Model NumberMQ-2
Working Current15 mA
Operating Temperature-20 to 100 Degree C
Size30 x 16 mm
Working HumidityLess Than 93 Percent RH

Smoke Detector

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MQ-7 Gas Sensors

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Model Name/NumberMQ-7
Working Temperature-10 to 50 deg C
Working Current140 mA
Voltage5V +/- 0.2V AC/DC
Power SourceElectric
Pet Humanity95 % RH
Frequency50 Hz

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MQ-135 Air Quality and Hazardous Gas Sensor

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Model Name/NumberMQ-135
Operating Temperature-10 to +45 DegreeC
Circuit Voltage5V+-0.1
Heating Voltage5V+-0.1
Storage Temperature-20 to +70 DegreeC
Related HumidityLess than 95%Rh
Heating ConsumptionLess than 800 mw

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MQ-2 Only Sensor

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Approx. Rs 75 / PieceGet Latest Price

Product Details:

Model Name/NumberMQ-2
Humidity Range65%+-5%RH
Sensor TypeSemiconductor
Standard EncapsulationBakelite (Black Bakelite)
Heater Voltage5.0V+-0.2V ACorDC
Heater Consumption900 mW
Temperature20 DegreeC+-2 DegreeC

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MQ4 Methane Gas Sensor

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  • MQ4 Methane Gas Sensor
  • MQ4 Methane Gas Sensor
  • MQ4 Methane Gas Sensor
  • MQ4 Methane Gas Sensor

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Minimum Order Quantity10 Piece
Model Name/NumberMQ-4
Size32 mm X 22 mm X 27 mm
Operating Temperature20 Degree C +/- 2 Degree C
Humidity Range65%+-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 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-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-9 Carbon Monoxide Gas Sensor Module

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

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Approx. Rs 125 / PieceGet Latest Price

Product Details:

Minimum Order Quantity10 Piece
MaterialPCB
Operating Voltage5V +/- 0.2V AC/DC
Model NumberMQ-9
Working Temperature-10 to 50 deg C (nominal temperature 20 deg 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 (heated by 1.5V). The sensor's conductivity is more higher along with the gas concentration rising. When high temperature (heated by 5.0V), 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-6 Gas Sensor Module

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Approx. Rs 100 / PieceGet Latest Price

Product Details:

Sensing Area8 mm x 8 mm
Voltage230V AC
Working Temperature20~+60 Deg C
Working HumidityLess Than 93 Percent RH
Model NumberMQ-6

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