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Sensirion SCD30 CO2 Sensor 400-10000 ppm, Temp & RH, I2C Output

Sensirion SCD30 CO2 Sensor 400-10000 ppm, I2C Output Sensirion SCD30 CO2 Sensor, 400-10000 ppm, Te..

Rs.1,961.75 (inc GST)
Rs.1,662.50 + GST

SKU: 9735 | DAI578
Stock: 2

ZH03B Laser Dust Sensor Module

Winsen ZH03B Particles Sensor PM2.5 Dust SensorWinsen ZH03B PM2.5 Dust Sensor detects dust particles..

Rs.2,050.00 (inc GST)
Rs.1,737.29 + GST

SKU: 2139 | DAB517
Stock: 50

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-HCL GAS Sensor Module

Winsen ZE03-HCL GAS Sensor Module

Winsen ZE03-HCL GAS Sensor Module Electrochemical Detection Module ZE03-HCLZE03-HCL Gas sensor ..

Rs.13,259.66 (inc GST)
Rs.11,237.00 + GST

SKU: 1768 | DAC952
Stock: 0
MICS4514 Gas Sensor Module

MICS4514 Gas Sensor Module

MICS4514 Gas Sensor Module MICS-4514 CO & NO2 Gas Sensor Module for pollution detection with robust ..

Rs.3,056.20 (inc GST)
Rs.2,590.00 + GST

SKU: 2330 | DAB921
Stock: 2
Methyl mercaptan (CH3SH) sensor Module

Methyl mercaptan (CH3SH) sensor Module

Methyl mercaptan (CH3SH) sensor ModuleOizom Methyl Mercaptan Sensor Module for accurate CH3SH detect..

Rs.17,639.24 (inc GST)
Rs.14,948.51 + GST

SKU: 10400 | DAJ340
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
 Winsen MQ138 VOC Gas Sensor

Winsen MQ138 VOC Gas Sensor

Winsen MQ138 VOC Gas SensorWinsen MQ138 sensor for IAQ monitoring, high sensitivity to VOCs, detect..

Rs.2,530.12 (inc GST)
Rs.2,144.17 + GST

SKU: 10415 | DAJ355
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
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
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
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