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B0505S-1WR3 MORNSUN Isolated DC - DC Converter

B0505S-1WR3 MORNSUN Isolated DC - DC Converter

Mornsun B0505S-1WR3 DC-DC Isolated ConverterMORNSUN B0505S 1WR3 1 watt, 5 Volts Isolated DC to DC Po..

Rs.106.20 (inc GST)
Rs.90.00 + GST

SKU: 2969 | DAE663
Stock: 1
XL1509-Adj E1 Buck DC to DC Converter IC (SOP8L Package)

XL1509-Adj E1 Buck DC to DC Converter IC (SOP8L Package)

XL1509-Adj E1 Buck DC to DC Converter IC (SOP8L Package)XL1509-Adj E1 Buck DC to DC Converter IC, Ad..

Rs.25.96 (inc GST)
Rs.22.00 + GST

SKU: 3657 | DAF397
Stock: 80

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.



MQ5 GAS SENSOR

MQ5 GAS SENSOR

MQ5 GAS SENSORMQ5 Gas Sensor detects LPG and natural gas, featuring high sensitivity, fast response,..

Rs.175.23 (inc GST)
Rs.148.50 + GST

SKU: 330 | DAA443
Stock: 7
MQ5 Gas Sensor Module

MQ5 Gas Sensor Module

MQ5 Gas Sensor ModuleMQ5 Gas Sensor Module for detecting Methane, LPG, and natural gas with analog a..

Rs.175.23 (inc GST)
Rs.148.50 + GST

SKU: 517 | DAB411
Stock: 15
MQ6 LPG GAS Sensor Module

MQ6 LPG GAS Sensor Module

MQ6 LPG Gas Sensor Module for MicrocontrollersMQ6 LPG Gas Sensor Module with analog and digital outp..

Rs.133.34 (inc GST)
Rs.113.00 + GST

SKU: 939 | DAB412
Stock: 27
MQ7 CO Sensor Module

MQ7 CO Sensor Module

GAS MQ7 Carbon Monoxide Sensor ModuleMQ7 Gas Sensor Module for Carbon Monoxide detection with analog..

Rs.130.98 (inc GST)
Rs.111.00 + GST

SKU: 940 | DAB413
Stock: 15
MQ9 Gas Sensor Module

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 PM2.5 SDS011 Air Quality Sensor Module

Nova PM Sensor SDS011 PM2.5 Air Quality Detection SensorSDS011 PM2.5 Dust Sensor + Laser Detection +..

Rs.2,577.12 (inc GST)
Rs.2,184.00 + GST

SKU: 1999 | DAA980
Stock: 30
PMS5003 PM2.5 AIR QUALITY SENSOR

PMS5003 PM2.5 AIR QUALITY SENSOR

PMS5003 PM2.5 Air Quality SensorPMS5003 sensor measures PM2.5, PM1.0, PM10 using laser scattering te..

Rs.1,652.00 (inc GST)
Rs.1,400.00 + GST

SKU: 7196 | DAG365
Stock: 30
SGP30 Gas Sensor TVOC & eCO2

SGP30 Gas Sensor TVOC & eCO2

Indoor Air Measurement SGP30 Gas SensorSGP30 Indoor air Quality measurement gas sensor module for TV..

Rs.1,585.92 (inc GST)
Rs.1,344.00 + GST

SKU: 2332 | DAB923
Stock: 4
Winsen ZE03-CL2 GAS Sensor Module

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 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 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

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: 1
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
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 ZE03-NH3 GAS Sensor Module

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

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 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 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 ZPHS01B All In One - Air Quality Monitoring Sensor Module

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: 6
ZH03B Laser Dust Sensor Module

ZH03B Laser Dust Sensor Module

 ZH03B Air Quality Dust Sensor Module ZH03B is a Air Quality Sensor. ZH03B Sensor detects Dust ..

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

SKU: 2139 | DAB517
Stock: 0
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