Air Quality Sensor Module – MQ-135


In stock

  • Analog and Digital Output
  • Analog Output
  • Operating Voltage: 2.5V – 5.0V
  • Dimensions: 40mm x 21mm

In stock

SKU: NSE-1044-1 Categories: ,


The MQ-135 Air Quality Sensor is a low-cost sensor for a variety of applications.  It uses tin oxide to sense the presence of polluting gasses. Its long life, stability, high sensitivity, and rapid response make it ideal for air quality control equipment. It is suitable for detecting many hazardous environmental gases including ammonia, sulfide, benzene, nitrous oxide, smoke, and CO2.

Technical Specs

  • Supply Voltage: 5 V
  • Supply Current: 160 mA
  • Output Type: Analog
  • Gases Detected: Ammonia (NH3), VOCs, Sulfides (S2-)
  • Concentration Range: 10 – 1000 ppm


Additional information

Weight 0.3 oz
Dimensions 2 × 2 × 0.8 in


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.