|
Parameter |
Details |
|
Product Model |
MQ131 (Low Concentration) |
|
Sensor Type |
Semiconductor (Metal Oxide) |
|
Gas Detected |
Ozone (O₃) |
|
Detection Range |
~10 ppb to 2 ppm (approx.) |
|
Output Signal |
Analog resistance change |
|
Heater Voltage |
5V |
|
Load Resistance |
Adjustable (via module) |
|
Preheat Time |
≥ 24 hours (recommended for stability) |
|
Response Time |
Fast |
|
Operating Temperature |
-10°C to +50°C |
|
Humidity Range |
15%–90% RH |
O3 sensor
MQ131 Ozone Gas Sensor (Low Concentration) | O3 Sensor for Air Quality & Arduino
₹2,124.00 Price With Tax
Buy MQ131 Low Concentration Ozone Gas Sensor for detecting low-level O3 (ppb to ppm). Ideal for Arduino, air quality monitoring, and DIY projects.
15 Days Warranty
This product comes with a 15-day warranty starting from the date of delivery. The warranty covers manufacturing defects only. If a defect is confirmed, the item will be replaced.
Warranty will not apply if:
- The product has been misused, dropped, or damaged.
- It has been exposed to water, fire, chemicals, or static discharge.
- It has been tampered with, soldered, or altered in any way.
The MQ131 Ozone Gas Sensor (Low Concentration) is a semiconductor-based gas sensor designed for detecting low levels of ozone (O₃) in the air. It is widely used in air quality monitoring, environmental sensing, and DIY electronics projects.
This low concentration version of the MQ131 sensor is optimized for detecting ozone in the ppb to low ppm range, making it suitable for indoor air quality systems and research applications.
Key Features
- Sensitive to low concentrations of ozone (O₃)
- Semiconductor-type gas sensor (SnO₂ material)
- Analog output proportional to gas concentration
- Fast response and recovery time
- Long lifespan and stable performance
- Cost-effective solution for ozone detection
- Compatible with Arduino, Raspberry Pi, and microcontrollers
Applications
The MQ131 low concentration sensor is ideal for:
- Indoor air quality monitoring
- Smart home and IoT projects
- Environmental monitoring systems
- Ozone pollution detection
- Research and laboratory use
- DIY electronics and prototyping
- Air purifier and ventilation systems
Why Choose MQ131 (Low Concentration)?
The MQ131 sensor is a popular choice for developers and engineers looking for an affordable ozone sensing solution.
Key benefits:
- Low cost compared to electrochemical sensors
- Easy to interface with microcontrollers
- Suitable for educational and prototyping use
- Detects low ozone levels effectively
Installation & Usage Tips
- Preheat the sensor for at least 24 hours before accurate use
- Calibrate using known ozone concentration if possible
- Use proper load resistance for accurate readings
- Avoid high humidity and contaminant gases
- Place in a well-ventilated area for better response
| Weight | 0.150 kg |
|---|---|
| Dimensions | 12 × 6 × 6 cm |
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