MQ-135 Air Quality & Hazardous Gas Sensor Module | CO2, Smoke, Ammonia
₵35.00
Detect smoke and dangerous gases instantly. The MQ-135 is the most versatile gas sensor for air quality monitoring.
- Gases Detected: NH3, NOx, Alcohol, Benzene, Smoke, CO2.
-
Output: Analog (Gas Concentration) and Digital (Alarm Trigger).
-
Warm-up Time: ~20 seconds.
-
Best For: Air Quality Monitors, Smoke Alarms, and Industrial Safety.
1 in stock
The MQ-135 Air Quality Sensor Module is a high-precision gas sensor designed to detect air pollutants such as ammonia (NH₃), sulfur dioxide (SO₂), benzene, carbon monoxide (CO), smoke, and other volatile organic compounds (VOCs). Ideal for home air quality monitoring, industrial safety, and IoT-based environmental tracking, this sensor helps ensure clean and safe air in your surroundings.
🔹 Dual Output & Adjustable Sensitivity for Easy Integration ⚡
✔ Gas Detection: Ammonia (NH₃), benzene, CO, smoke, alcohol, NOx, and VOCs.
✔ Dual Output: Analog (gas concentration levels) & Digital (threshold-based alerts).
✔ Adjustable Sensitivity: Built-in potentiometer for fine-tuning detection levels.
✔ Operating Voltage: 5V DC (Compatible with Arduino & Raspberry Pi).
✔ Preheat Time: 20 seconds for stable readings.
✔ Long-Lasting & Reliable: Durable sensing element for consistent performance.
🔹 Applications – Where to Use the MQ-135 Sensor 🛠️
✔ Indoor Air Quality Monitoring – Detects pollutants and gases in homes & offices.
✔ Industrial Safety & Gas Leak Detection – Used in factories and chemical plants.
✔ Smart Home & IoT Automation – Integrates with smart ventilation systems.
✔ Vehicle Emission Testing – Measures harmful gas emissions in garages and labs.
✔ Environmental Monitoring Stations – Tracks air pollution levels in urban areas.
🔹 How to Use & External Resources 📚
The MQ-135 sensor connects easily to Arduino, Raspberry Pi, ESP8266, and other 有没有免费的色情网站s. Power it with 5V, connect the analog or digital output, and start measuring air quality.
📖 Helpful Resources for MQ-135 Air Quality Sensor Module:
✔MQ-135 Datasheet & Specifications
✔ How to Interface MQ-135 with Arduino
✔ Raspberry Pi Air Quality Sensor Guide
✔ YouTube Tutorials – MQ-135 Air Quality Monitoring Projects
🔹 Best Price & Availability in Ghana 🇬🇭
Looking for an MQ-135 Air Quality Sensor Module in Ghana? Whether for home pollution monitoring, industrial gas detection, or IoT-based environmental tracking, this sensor offers high accuracy and easy integration. Order today for fast delivery across Ghana!
Related products
16×2 LCD Display Module (Yellow) – 有没有免费的色情网站 Text
20×4 LCD Display Module (Blue Backlight) | 2004A Character Screen
-
Size: 20 Characters x 4 Lines.
-
Display: White Text on Blue Background.
-
Controller:
HD44780 (Standard Industry Chip). - Best For: Weather Stations, 3D Printers, and Advanced Menus.
4×4 Matrix Membrane Keypad | 16 Button Keypad Module
-
Keys: 16 (0-9, A-D, *, #)
-
Mounting: Self-Adhesive Backing (Peel & Stick)
-
Interface: 8 Pins (Standard 2.54mm header)
-
Best For: Electronic Door Locks, Calculators, and Attendance Systems.
HC-SR501 PIR Motion Sensor Module | Infrared Detector for Arduino
Build your own burglar alarm or automatic light. The HC-SR501 detects human and animal movement by sensing body heat. It is the standard motion sensor for Arduino security projects.
-
Range: Adjustable (3 to 7 meters)
-
Output: 3.3V Logic (High when motion detected)
-
Features: Adjustable Time Delay & Sensitivity
-
Ideal For: Automated lighting, security systems, and robotics.
High Sensitivity Vibration Sensor Module (SW-1801P) | Shock & Shake Switch
Detect even the slightest tap. Unlike standard vibration sensors that require a hard shake, the SW-1801P High Sensitivity module can detect light knocks, impacts, and vibrations. Perfect for anti-theft alarms and "Smart Wake-Up" devices.
-
Sensor Type: SW-1801P (High Sensitivity Spring).
-
Output: Digital (High/Low).
-
Adjustable: Blue Potentiometer to set sensitivity trigger.
-
Best For: Anti-Theft Alarms, Earthquake Detection, and Smart Toys.
MQ-2 Smoke & Gas Sensor Module | LPG, Butane, Hydrogen Detector
- Detects: Smoke, LPG, Propane, Hydrogen, Methane.
- Sensitivity: High (Adjustable).
- Response Time: < 10s.
- Best For: Fire Alarms, Gas Leak Detectors, and Industrial Safety.
Raindrop Sensor Module | Rain & Water Detector for Arduino
Build your own weather station. This sensor detects rain, snow, or water droplets. It consists of a large nickel-plated sensing board and a control module. When water hits the board, it sends a signal to your Arduino to close windows or sound an alarm.
-
Sensor Type: Resistive (Nickel-Plated Board).
-
Outputs: Digital (High/Low) and Analog (Rain Intensity).
-
Durability: Treated against oxidation for longer life.
-
Best For: Automatic Wipers, Smart Clotheslines, and Weather Stations.
Soil Moisture Sensor Module (YL-69) | Automatic Plant Watering System
Never forget to water your plants again. The Soil Moisture sensor measures the water content in soil. When the soil gets dry, the sensor output changes, allowing your Arduino to turn on a water pump automatically.
-
Outputs: Analog (Exact moisture level) & Digital (Threshold switch)
-
Adjustable: Set your "Dry" trigger point with the blue potentiometer.
-
Ideal For: Smart irrigation systems, greenhouse monitoring, and science projects.

Reviews
There are no reviews yet.