{"id":1406,"date":"2026-06-30T00:35:40","date_gmt":"2026-06-29T19:05:40","guid":{"rendered":"https:\/\/capkit.in\/?post_type=product&p=1406"},"modified":"2026-06-30T00:36:41","modified_gmt":"2026-06-29T19:06:41","slug":"mq-2-lpg-smoke-combustible-gas-sensor-module","status":"publish","type":"product","link":"https:\/\/capkit.in\/?product=mq-2-lpg-smoke-combustible-gas-sensor-module","title":{"rendered":"MQ-2 LPG, Smoke & Combustible Gas Sensor Module"},"content":{"rendered":"

The MQ-2 Gas Sensor Module is widely used for detecting combustible gases and smoke in homes, industries, laboratories, and DIY electronics projects. Built around the MQ-2 gas sensing element, this module offers high sensitivity and quick response to various flammable gases. It features an onboard comparator with an adjustable sensitivity potentiometer and both analog (AO) and digital (DO) outputs for easy integration with microcontrollers.<\/p>\n

Suitable for beginners and professionals, the MQ-2 module is perfect for gas leakage alarms, fire safety systems, air quality monitoring, and automation projects.<\/p>\n

\n

Features<\/strong><\/span><\/h3>\n
    \n
  • Detects LPG, propane, methane, hydrogen, butane, and smoke<\/li>\n
  • High sensitivity with fast response time<\/li>\n
  • Analog and digital output<\/li>\n
  • Adjustable detection threshold<\/li>\n
  • Onboard power and output status LEDs<\/li>\n
  • Easy interface with Arduino, ESP32, ESP8266, Raspberry Pi, and other microcontrollers<\/li>\n
  • Compact and durable module<\/li>\n
  • Suitable for indoor gas monitoring applications<\/li>\n<\/ul>\n
    \n

    Specifications<\/strong><\/span><\/h3>\n
    \n
    \n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    Parameter<\/th>\nValue<\/th>\n<\/tr>\n<\/thead>\n
    Sensor Model<\/td>\nMQ-2<\/td>\n<\/tr>\n
    Operating Voltage<\/td>\n5V DC<\/td>\n<\/tr>\n
    Output Type<\/td>\nAnalog & Digital<\/td>\n<\/tr>\n
    Detection Gases<\/td>\nLPG, Methane, Propane, Hydrogen, Butane, Smoke<\/td>\n<\/tr>\n
    Detection Range<\/td>\n300\u201310,000 ppm (approx.)<\/td>\n<\/tr>\n
    Sensitivity Adjustment<\/td>\nOnboard Potentiometer<\/td>\n<\/tr>\n
    Warm-up Time<\/td>\n\u226520 Seconds (Recommended 24\u201348 Hours for Best Accuracy)<\/td>\n<\/tr>\n
    Response Time<\/td>\nFast<\/td>\n<\/tr>\n
    Interface<\/td>\nAO, DO, VCC, GND<\/td>\n<\/tr>\n
    Operating Temperature<\/td>\n-10\u00b0C to +50\u00b0C<\/td>\n<\/tr>\n
    Module Dimensions<\/td>\nApprox. 32 \u00d7 20 mm<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n
    \n

    Applications<\/strong><\/span><\/h3>\n
      \n
    • LPG Gas Leak Detection<\/li>\n
    • Smoke Detection Systems<\/li>\n
    • Home Safety Alarm Systems<\/li>\n
    • Industrial Gas Monitoring<\/li>\n
    • Fire Alarm Projects<\/li>\n
    • Air Quality Monitoring<\/li>\n
    • Smart Home Automation<\/li>\n
    • Arduino & ESP32 Projects<\/li>\n
    • IoT Monitoring Systems<\/li>\n
    • Educational Electronics Projects<\/li>\n<\/ul>\n
      \n

      Package Includes<\/strong><\/span><\/h3>\n
        \n
      • 1 \u00d7 MQ-2 Gas Sensor Module<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

        The MQ-2 Gas Sensor Module is a reliable gas detection sensor designed to detect LPG, propane, methane, hydrogen, smoke, and other combustible gases. It provides both analog and digital outputs, making it ideal for Arduino, ESP32, Raspberry Pi, and IoT-based gas leak detection projects.<\/p>\n","protected":false},"featured_media":1407,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_cat":[58],"product_tag":[328,330,324,327,329,322,325,321,320,326,299,323],"class_list":["post-1406","product","type-product","status-publish","has-post-thumbnail","product_cat-gas-smoke-sensors","product_tag-esp32-gas-sensor","product_tag-fire-alarm-sensor","product_tag-gas-leak-detector","product_tag-hydrogen-gas-sensor","product_tag-iot-sensor","product_tag-lpg-gas-sensor","product_tag-methane-sensor","product_tag-mq-2-sensor","product_tag-mq2-gas-sensor","product_tag-propane-sensor","product_tag-raspberry-pi-sensor","product_tag-smoke-sensor","first","instock","taxable","shipping-taxable","purchasable","product-type-simple","col-xs-6 col-sm-4","col-md-3 col-lg-3","un-4-cols"],"_links":{"self":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/product\/1406","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1406"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=\/wp\/v2\/media\/1407"}],"wp:attachment":[{"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1406"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=1406"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/capkit.in\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=1406"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}