• Rest of India: 7972667515
  • Nashik: 9168411460
  • dnatechindia@gmail.com

Product categories

Have You Seen

SCD40 GAS SENSOR Module FOR CO2 SENSOR

Sensirion SCD40 CO₂ and Environmental Sensor ModuleSCD40 Sensor Module + CO₂, Temperature, Humidity ..

Rs.1,864.40 (inc GST)
Rs.1,580.00 + GST

SKU: 10908 | DAK157
Stock: 15

Elecrow Crowtail PH Sensor 2.0 (CRT14016P)

Elecrow PH Sensor 2.0 Water Quality SensorElecrow Crowtail PH Sensor 2.0 for pH testing in aqueous s..

Rs.1,911.60 (inc GST)
Rs.1,620.00 + GST

SKU: 10910 | DAK010
Stock: 15

GAS and Air Quality Sensor

Buy Gas & Air Quality Sensors Online in India – Reliable Detection Modules for Safety & IoT

DNA Technology, an online electronic component store in India based in Nashik, supplies a comprehensive range of gas and air quality sensors for environmental monitoring, safety systems, and IoT applications. We provide industries, research labs, and embedded developers across India with genuine, performance-tested modules that ensure accurate gas detection and air analysis.

Our sensors are designed to measure the concentration of gases like LPG, CO₂, CO, methane, and smoke while monitoring overall air quality. These modules are ideal for automation systems, air purifiers, and smart home projects.

  • ✅ High-accuracy gas & air quality detection sensors
  • ✅ Compatible with Arduino, Raspberry Pi & ESP boards
  • ✅ Available for LPG, CO₂, CO, smoke & general air quality
  • ✅ Fast delivery across India with GST invoice

Explore Our Gas & Air Quality Sensor Range

We stock popular modules including MQ-series sensors (MQ-2, MQ-3, MQ-7, MQ-135), CCS811, and MH-Z19B CO₂ sensors. These sensors provide analog and digital outputs for integration with IoT platforms, safety alarms, and ventilation control systems.

Applications of Gas & Air Quality Sensors

Gas and air quality sensors are widely used in indoor air monitoring, industrial safety systems, environmental control, and IoT automation. They help detect harmful gases, track CO₂ levels, and maintain safe air quality standards in real time.

When you buy gas and air quality sensors online in India, you get authentic and calibrated modules from trusted suppliers — delivered quickly and supported by reliable customer service.

Frequently Asked Questions about Gas & Air Quality Sensors

Q: What types of gas sensors are available?

We offer MQ-series sensors (MQ-2, MQ-3, MQ-7, MQ-135), CCS811, and MH-Z19B modules for detecting gases such as LPG, methane, CO, CO₂, and air pollutants.

Q: Are these sensors suitable for Arduino and IoT projects?

Yes, most modules output analog or I2C signals, making them easy to interface with Arduino, ESP32, and Raspberry Pi boards.

Q: Can I buy single sensors?

Yes, individual sensors and bulk quantities are both available.

Q: Do you provide GST invoices?

Yes, all orders include a GST-compliant invoice from DNA Technology.

Q: What is the average shipping time?

In-stock products are typically shipped within 24 hours, with delivery across India in 2–5 working days.

Q: What if I can’t find a particular gas sensor model?

No worries — simply contact us with your gas type or range requirement, and we’ll help you find the right sensor or equivalent model.

Explore more environmental and safety sensors online in India — all genuine, quality-tested modules ready for fast delivery.



Winsen ZE03-H2S GAS Sensor Module

Winsen ZE03-H2S GAS Sensor Module

Winsen ZE03-H2S GAS Sensor Module Electrochemical Detection Module ZE03-H2SZE03-H2S Gas sensor ..

Rs.11,267.82 (inc GST)
Rs.9,549.00 + GST

SKU: 1761 | DAB102
Stock: 0
GP2Y1010AU0F Optical Dust Sensor

GP2Y1010AU0F Optical Dust Sensor

GP2Y1010AU0F Optical Dust SensorGP2Y1010AU0F Module is used to Sense Dust Particles in air and also ..

Rs.486.75 (inc GST)
Rs.412.50 + GST

SKU: 1511 | DAE082
Stock: 0
MQ3 Alcohol Gas Sensor Module

MQ3 Alcohol Gas Sensor Module

GAS MQ3 Alcohol Gas Sensor Module for MicrocontrollersMQ3 Alcohol Gas Sensor Module with digital out..

Rs.129.80 (inc GST)
Rs.110.00 + GST

SKU: 513 | DAB409
Stock: 0
Winsen ZE03-HF GAS Sensor Module

Winsen ZE03-HF GAS Sensor Module

Winsen ZE03-HF GAS Sensor ModuleElectrochemical Detection Module ZE03-HFZE03-HF Gas sensor can be us..

Rs.16,872.82 (inc GST)
Rs.14,299.00 + GST

SKU: 1767 |
Stock: 0
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