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.
MQ6 LPG GAS SENSOR
MQ6 LPG GAS SENSORMQ6 is LPG Gas Sensor. MQ6 Gas Sensor is used to detect the presence of a dangerou..
Rs.113.28 (inc GST)
Rs.96.00 + GST
SKU: 35 | DAA449
Stock: 13
MQ2 GAS SENSOR
MQ2 GAS SensorMQ2 GAS Sensor is a very easy to use and very handy, suitable for sensing ..
Rs.116.82 (inc GST) Rs.141.60
Rs.99.00 + GST
SKU: 164 | DAA445
Stock: 7
MQ4 GAS SENSOR
MQ4 GAS SENSORMQ4 Natural GAS SENSORMQ4 GAS Sensor is suitable for sensing natural gas, Methane (CH4..
Rs.175.23 (inc GST)
Rs.148.50 + GST
SKU: 177 | DAA446
Stock: 9
MQ135 GAS SENSOR
MQ135 GAS SensorThe MQ series of gas sensors use a small heater inside with an electro-chemical sens..
Rs.127.58 (inc GST)
Rs.108.12 + GST






