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.
MQ9 Gas Sensor Module
MQ9 Gas Sensor ModuleMQ9 sensor module for detecting LPG, CO, and CH4 with high sensitivity and fast..
Rs.195.82 (inc GST)
Rs.165.95 + GST
SKU: 1534 | DAB415
Stock: 0
Nova PM2.5 SDS011 Air Quality Sensor Module
Nova PM Sensor SDS011 PM2.5 Air Quality Detection SensorSDS011 PM2.5 Dust Sensor + Laser Detection +..
Rs.2,380.06 (inc GST)
Rs.2,017.00 + GST
SKU: 1999 | DAA980
Stock: 10
PMS5003 PM2.5 AIR QUALITY SENSOR BY PLANTOWER
PMS5003 PM2.5 Air Quality SensorPMS5003 sensor measures PM2.5, PM1.0, PM10 using laser scattering te..
Rs.1,758.20 (inc GST)
Rs.1,490.00 + GST
SKU: 7196 | DAG365
Stock: 150
Sensirion SCD30 CO2 Sensor 400-10000 ppm, Temp & RH, I2C Output
Sensirion SCD30 CO2 Sensor 400-10000 ppm, Temp & RH, I2C OutputSensirion SCD30 CO2 Sensor 400-10..
Rs.2,891.00 (inc GST)
Rs.2,450.00 + GST
SKU: 9735 | DAI578
Stock: 0
Sensirion SPS30 Particulate Matter Sensor for Air Quality
Sensirion SPS30 Particulate Matter Sensor for Air QualitySPS30 PM2.5 Sensor, Range: 0–1000 µg/m³, pr..
Rs.3,774.82 (inc GST)
Rs.3,199.00 + GST
SKU: 10398 | DAJ506
Stock: 5
SGP30 Gas Sensor TVOC & eCO2
SGP30 Gas Sensor for TVOC and eCO2 Measurement SGP30 Gas Sensor for TVOC & eCO2 with low power consu..
Rs.1,585.92 (inc GST)
Rs.1,344.00 + GST
SKU: 2332 | DAB923
Stock: 4
Winsen ME3-C2H4 Module
Winsen ME3-C2H4 Electrochemical Gas Sensor Module Winsen ME3-C2H4 Module for C2H4 detection with hi..
Rs.10,502.59 (inc GST)
Rs.8,900.50 + GST
SKU: 7091 | DAH019
Stock: 0
Winsen ZE03-CL2 GAS Sensor Module
Winsen ZE03-CL2 GAS Sensor ModuleElectrochemical Detection Module ZE03-CL2ZE03-CL2 Gas sensor can be..
Rs.10,854.82 (inc GST)
Rs.9,199.00 + GST
SKU: 1765 | DAG237
Stock: 0
Winsen ZE03-CO GAS Sensor Module
Winsen ZE03-CO GAS Sensor ModuleElectrochemical Detection Module ZE03-COZE03-CO Gas sensor can be us..
Rs.4,956.00 (inc GST)
Rs.4,200.00 + GST
SKU: 1762 | DAB101
Stock: 0
Winsen ZE03-H2 GAS Sensor Module
Winsen ZE03-H2 GAS Sensor ModuleElectrochemical Detection Module ZE03-H2ZE03-H2 Gas sensor can be us..
Rs.13,259.66 (inc GST)
Rs.11,237.00 + GST
SKU: 1769 | DAB097
Stock: 0
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: 2
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
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 ZE03-NH3 GAS Sensor Module
Winsen ZE03-NH3 GAS Sensor ModuleElectrochemical GAS Detection Module ZE03-NH3ZE03-NH3 Gas sensor ca..
Rs.10,736.82 (inc GST)
Rs.9,099.00 + GST
SKU: 1760 |
Stock: 0
Winsen ZE03-NO2 GAS Sensor Module
Winsen ZE03-NO2 GAS Sensor Module Electrochemical Detection Module ZE03-NO2 ZE03-O2 Gas s..
Rs.12,508.00 (inc GST)
Rs.10,600.00 + GST
SKU: 1763 | DAB099
Stock: 2
Winsen ZE03-O2 GAS Sensor Module
Winsen ZE03-O2 GAS Sensor ModuleElectrochemical GAS Detection Module ZE03-O2ZE03-O2 Gas sensor can b..
Rs.6,726.00 (inc GST)
Rs.5,700.00 + GST
SKU: 1759 | DAB098
Stock: 0
Winsen ZE03-SO2 GAS Sensor Module
Winsen ZE03-SO2 GAS Sensor ModuleElectrochemical Detection Module ZE03-SO2ZE03-SO2 Gas sensor can be..
Rs.13,216.00 (inc GST)
Rs.11,200.00 + GST
SKU: 1764 | DAB100
Stock: 2
Winsen ZH07 Laser Dust Sensor Module
Winsen ZH07 Laser Dust Sensor ModuleWinsen ZH07 Laser Dust Sensor ModuleWinsen ZH07 Laser Dust Senso..
Rs.1,516.71 (inc GST)
Rs.1,285.35 + GST
SKU: 8999 | DAI072
Stock: 2
Winsen ZPHS01B All In One - Air Quality Monitoring Sensor Module
Winsen ZPHS01B All In One - Air Quality Monitoring Sensor ModuleWinsen ZPHS01B All In One - Air Qual..
Rs.12,946.96 (inc GST)
Rs.10,972.00 + GST
SKU: 3642 | DAF112
Stock: 0
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






















