{"title":"Air Quality Sensors","description":"","products":[{"product_id":"mq-7-gas-sensor-carbon-monoxide-sensor","title":"MQ-7 Gas Sensor (Carbon Monoxide Sensor)","description":"\u003ch3 data-section-id=\"1myu676\" data-start=\"0\" data-end=\"54\"\u003eMQ-7 Gas Sensor (CO)\u003c\/h3\u003e\n\u003cp data-start=\"56\" data-end=\"498\"\u003eThe MQ-7 Gas Sensor Module is specifically designed for detecting \u003cstrong data-start=\"122\" data-end=\"146\"\u003eCarbon Monoxide (CO)\u003c\/strong\u003e gas in the air. It features high sensitivity, fast response time, and stable performance, making it an excellent choice for gas leakage alarms, air quality monitoring systems, and safety applications. The module provides both analog and digital outputs, allowing easy integration with Arduino, ESP32, Raspberry Pi, and other microcontroller platforms.\u003c\/p\u003e\n\u003cp data-start=\"500\" data-end=\"689\"\u003eBuilt with a durable sensing element and onboard signal conditioning circuitry, the MQ-7 can reliably monitor carbon monoxide levels in residential, commercial, and industrial environments.\u003c\/p\u003e\n\u003ch4 data-start=\"691\" data-end=\"705\"\u003eFeatures:\u003c\/h4\u003e\n\u003cul data-start=\"706\" data-end=\"1030\"\u003e\n\u003cli data-section-id=\"wx7fd0\" data-start=\"706\" data-end=\"740\"\u003eDetects Carbon Monoxide (CO) gas\u003c\/li\u003e\n\u003cli data-section-id=\"1sxiv7q\" data-start=\"741\" data-end=\"778\"\u003eHigh sensitivity and quick response\u003c\/li\u003e\n\u003cli data-section-id=\"1vygnsx\" data-start=\"779\" data-end=\"814\"\u003eAnalog and Digital output signals\u003c\/li\u003e\n\u003cli data-section-id=\"15h9k0e\" data-start=\"815\" data-end=\"865\"\u003eAdjustable sensitivity via onboard potentiometer\u003c\/li\u003e\n\u003cli data-section-id=\"1tmun34\" data-start=\"866\" data-end=\"940\"\u003eCompatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers\u003c\/li\u003e\n\u003cli data-section-id=\"cy555i\" data-start=\"941\" data-end=\"979\"\u003eLong lifespan and stable performance\u003c\/li\u003e\n\u003cli data-section-id=\"6s2s12\" data-start=\"980\" data-end=\"1030\"\u003eSimple interface for DIY and industrial projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"1032\" data-end=\"1052\"\u003eSpecifications:\u003c\/h4\u003e\n\u003cul data-start=\"1053\" data-end=\"1249\"\u003e\n\u003cli data-section-id=\"bjrdbd\" data-start=\"1053\" data-end=\"1079\"\u003eOperating Voltage: 5V DC\u003c\/li\u003e\n\u003cli data-section-id=\"829wo5\" data-start=\"1080\" data-end=\"1117\"\u003eDetection Gas: Carbon Monoxide (CO)\u003c\/li\u003e\n\u003cli data-section-id=\"3z1nqm\" data-start=\"1118\" data-end=\"1151\"\u003eOutput Type: Analog and Digital\u003c\/li\u003e\n\u003cli data-section-id=\"pca2ip\" data-start=\"1152\" data-end=\"1182\"\u003eDigital Output Indicator LED\u003c\/li\u003e\n\u003cli data-section-id=\"1ggct0n\" data-start=\"1183\" data-end=\"1215\"\u003eAdjustable Detection Threshold\u003c\/li\u003e\n\u003cli data-section-id=\"vulpx2\" data-start=\"1216\" data-end=\"1249\"\u003eFast Response and Recovery Time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"1251\" data-end=\"1269\"\u003eApplications:\u003c\/h4\u003e\n\u003cul data-start=\"1270\" data-end=\"1474\"\u003e\n\u003cli data-section-id=\"130hq9w\" data-start=\"1270\" data-end=\"1302\"\u003eCarbon monoxide leak detection\u003c\/li\u003e\n\u003cli data-section-id=\"9gqidh\" data-start=\"1303\" data-end=\"1335\"\u003eAir quality monitoring systems\u003c\/li\u003e\n\u003cli data-section-id=\"hq1vav\" data-start=\"1336\" data-end=\"1371\"\u003eHome and industrial safety alarms\u003c\/li\u003e\n\u003cli data-section-id=\"sukrjb\" data-start=\"1372\" data-end=\"1404\"\u003eSmart home automation projects\u003c\/li\u003e\n\u003cli data-section-id=\"g30rx3\" data-start=\"1405\" data-end=\"1439\"\u003eEnvironmental monitoring devices\u003c\/li\u003e\n\u003cli data-section-id=\"s9ikwi\" data-start=\"1440\" data-end=\"1474\"\u003eDIY electronics and IoT projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1476\" data-end=\"1497\"\u003e\u003cstrong data-start=\"1476\" data-end=\"1497\"\u003ePackage Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1498\" data-end=\"1542\"\u003e\n\u003cli data-section-id=\"111rsh\" data-start=\"1498\" data-end=\"1542\"\u003e1 × MQ-7 Carbon Monoxide Gas Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IRNDS","offers":[{"title":"Default Title","offer_id":49524364476554,"sku":null,"price":89.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/6871\/0794\/files\/Capture1_75468568-6f60-41d4-827e-ff9735469b87.png?v=1781077179"},{"product_id":"mq-135-air-quality-sensor","title":"MQ-135 Air Quality Sensor","description":"\u003ch2 data-section-id=\"clfblu\" data-start=\"0\" data-end=\"28\"\u003eMQ-135 Air Quality Sensor\u003c\/h2\u003e\n\u003cp data-start=\"30\" data-end=\"426\"\u003eThe \u003cstrong data-start=\"34\" data-end=\"63\"\u003eMQ-135 Air Quality Sensor\u003c\/strong\u003e is a versatile gas sensor designed to monitor indoor air quality by detecting harmful gases such as ammonia (NH₃), benzene, smoke, alcohol vapors, nitrogen oxides (NOx), sulfides, and other volatile organic compounds (VOCs). It is widely used in Arduino, ESP32, Raspberry Pi, and IoT-based environmental monitoring projects. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"428\" data-end=\"440\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"441\" data-end=\"802\"\u003e\n\u003cli data-section-id=\"5tz857\" data-start=\"441\" data-end=\"488\"\u003eDetects multiple harmful gases and pollutants\u003c\/li\u003e\n\u003cli data-section-id=\"110rf7b\" data-start=\"489\" data-end=\"544\"\u003eHigh sensitivity with fast response and recovery time\u003c\/li\u003e\n\u003cli data-section-id=\"ex7j2x\" data-start=\"545\" data-end=\"590\"\u003eAnalog (A0) and Digital (D0) output options\u003c\/li\u003e\n\u003cli data-section-id=\"15h9k0e\" data-start=\"591\" data-end=\"641\"\u003eAdjustable sensitivity via onboard potentiometer\u003c\/li\u003e\n\u003cli data-section-id=\"cy555i\" data-start=\"642\" data-end=\"680\"\u003eLong lifespan and stable performance\u003c\/li\u003e\n\u003cli data-section-id=\"146j83h\" data-start=\"681\" data-end=\"802\"\u003eCompatible with Arduino, ESP8266, ESP32, Raspberry Pi, and other microcontrollers \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"nucr17\" data-start=\"804\" data-end=\"832\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"833\" data-end=\"1280\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"833\" data-end=\"854\"\u003e\n\u003ctr data-start=\"833\" data-end=\"854\"\u003e\n\u003cth data-start=\"833\" data-end=\"845\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth data-start=\"845\" data-end=\"854\" data-col-size=\"md\" class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"879\" data-end=\"1280\"\u003e\n\u003ctr data-start=\"879\" data-end=\"908\"\u003e\n\u003ctd data-start=\"879\" data-end=\"899\" data-col-size=\"sm\"\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd data-start=\"899\" data-end=\"908\" data-col-size=\"md\"\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"909\" data-end=\"943\"\u003e\n\u003ctd data-start=\"909\" data-end=\"923\" data-col-size=\"sm\"\u003eOutput Type\u003c\/td\u003e\n\u003ctd data-start=\"923\" data-end=\"943\" data-col-size=\"md\"\u003eAnalog \u0026amp; Digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"944\" data-end=\"1023\"\u003e\n\u003ctd data-start=\"944\" data-end=\"962\" data-col-size=\"sm\"\u003eDetection Gases\u003c\/td\u003e\n\u003ctd data-start=\"962\" data-end=\"1023\" data-col-size=\"md\"\u003eNH₃, NOx, Benzene, Alcohol, Smoke, CO₂ (indirectly), VOCs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1024\" data-end=\"1073\"\u003e\n\u003ctd data-start=\"1024\" data-end=\"1042\" data-col-size=\"sm\"\u003eDetection Range\u003c\/td\u003e\n\u003ctd data-start=\"1042\" data-end=\"1073\" data-col-size=\"md\"\u003e10–1000 ppm (gas dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1074\" data-end=\"1106\"\u003e\n\u003ctd data-start=\"1074\" data-end=\"1095\" data-col-size=\"sm\"\u003eHeater Consumption\u003c\/td\u003e\n\u003ctd data-start=\"1095\" data-end=\"1106\" data-col-size=\"md\"\u003e≤ 800mW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1107\" data-end=\"1148\"\u003e\n\u003ctd data-start=\"1107\" data-end=\"1131\" data-col-size=\"sm\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd data-start=\"1131\" data-end=\"1148\" data-col-size=\"md\"\u003e-10°C to 45°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1149\" data-end=\"1177\"\u003e\n\u003ctd data-start=\"1149\" data-end=\"1166\" data-col-size=\"sm\"\u003eHumidity Range\u003c\/td\u003e\n\u003ctd data-start=\"1166\" data-end=\"1177\" data-col-size=\"md\"\u003e\u0026lt;95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"1178\" data-end=\"1280\"\u003e\n\u003ctd data-start=\"1178\" data-end=\"1193\" data-col-size=\"sm\"\u003ePreheat Time\u003c\/td\u003e\n\u003ctd data-start=\"1193\" data-end=\"1241\" data-col-size=\"md\"\u003e24 hours recommended for accurate calibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 data-section-id=\"ab9uox\" data-start=\"1282\" data-end=\"1303\"\u003ePin Configuration\u003c\/h3\u003e\n\u003cul data-start=\"1304\" data-end=\"1462\"\u003e\n\u003cli data-section-id=\"1vcb3pe\" data-start=\"1304\" data-end=\"1331\"\u003e\n\u003cstrong data-start=\"1306\" data-end=\"1313\"\u003eVCC\u003c\/strong\u003e – 5V Power Supply\u003c\/li\u003e\n\u003cli data-section-id=\"1e0n8er\" data-start=\"1332\" data-end=\"1350\"\u003e\n\u003cstrong data-start=\"1334\" data-end=\"1341\"\u003eGND\u003c\/strong\u003e – Ground\u003c\/li\u003e\n\u003cli data-section-id=\"154vren\" data-start=\"1351\" data-end=\"1375\"\u003e\n\u003cstrong data-start=\"1353\" data-end=\"1359\"\u003eA0\u003c\/strong\u003e – Analog Output\u003c\/li\u003e\n\u003cli data-section-id=\"1yds4l2\" data-start=\"1376\" data-end=\"1462\"\u003e\n\u003cstrong data-start=\"1378\" data-end=\"1384\"\u003eD0\u003c\/strong\u003e – Digital Output (threshold adjustable) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"wggvqn\" data-start=\"1464\" data-end=\"1480\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"1481\" data-end=\"1732\"\u003e\n\u003cli data-section-id=\"1nr4kf6\" data-start=\"1481\" data-end=\"1512\"\u003eIndoor Air Quality Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"163agkh\" data-start=\"1513\" data-end=\"1536\"\u003eSmart Home Automation\u003c\/li\u003e\n\u003cli data-section-id=\"2ww89p\" data-start=\"1537\" data-end=\"1570\"\u003eAir Pollution Detection Systems\u003c\/li\u003e\n\u003cli data-section-id=\"xmj3wf\" data-start=\"1571\" data-end=\"1601\"\u003eIndustrial Safety Monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1iwyioi\" data-start=\"1602\" data-end=\"1625\"\u003eGas Leakage Detection\u003c\/li\u003e\n\u003cli data-section-id=\"ozprdm\" data-start=\"1626\" data-end=\"1661\"\u003eEnvironmental Monitoring Projects\u003c\/li\u003e\n\u003cli data-section-id=\"1gcd6qt\" data-start=\"1662\" data-end=\"1732\"\u003eIoT-Based Air Quality Stations \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"5t7ttf\" data-start=\"1734\" data-end=\"1754\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cul data-start=\"1755\" data-end=\"1793\"\u003e\n\u003cli data-section-id=\"5q92fn\" data-start=\"1755\" data-end=\"1793\"\u003e1 × MQ-135 Air Quality Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"IRNDS","offers":[{"title":"Default Title","offer_id":49524796653706,"sku":null,"price":89.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0751\/6871\/0794\/files\/41dnmJIA7eL.jpg?v=1781080756"}],"url":"https:\/\/irnds.com\/collections\/air-quality-sensors.oembed","provider":"IRNDS","version":"1.0","type":"link"}