SeeedStudio Grove Gas Sensor (MQ9)


Out of stock

Approx Restocking Date: 25 to 30 Days
SKU: 815494
  1. Sensor: MQ9
  2. Operating Voltage:3.3v- 5v
  3. Interface: Analog
  4. Class of gas sensors: Electrochemical


(Including GST)

Out of stock

Free Delivery above ₹499
Free Delivery
above ₹499
1 Year Warranty
15 Days Warranty Against Sealed Product
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Category: Gas and Dust Sensor

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

The Grove – Gas Sensor(MQ9) is compatible with Arduino and Raspberry pi with a 5v power supply.


  1. Used to detect the presence of gases in the air such as Carbon Monoxide, Coal Gas, Liquefied Gas.
  2. Air quality monitoring.
  3. Gas leak alarm.


  1. High sensitivity to Combustible gas in a wide range
  2. Stable performance, long life, low cost
  3. Fast response
  4. Wide detection range
  5. Simple drive circuit

Useful Links:

How to choose a gas sensor

Grove Gas Sensor Guide

Package Includes:

1 x SeeedStudio Grove Gas Sensor(MQ9)

1 x Grove cable

SKU: 815494 Category:


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Shipping Weight 0.02 kg
Shipping Dimensions 5 × 4 × 1 cm
15 Days Warranty Against Sealed Product

This item is covered with a standard warranty of 15 days from the time of delivery against manufacturing defects only. This warranty is given for the benefit of Robu customers from any kind of manufacturing defect.  Replacement will be done against manufacturing defects.

What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Warranty  Against Sealed Product:

This product comes with manufacturer seal so, warranty Policy shall cover only those issues pertaining to the manufacturing defects in the product. In any other case, No return will be accepted if the seal is broken.



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Country Of Origin: China