{"product_id":"mg811-carbon-dioxide-sensor","title":"MG811 Carbon Dioxide Sensor","description":"\u003ch2 data-section-id=\"rogrum\" data-start=\"70\" data-end=\"151\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"73\" data-end=\"151\"\u003eMG811 Carbon Dioxide (CO₂) Gas Sensor Module – Analog CO2 Detection Sensor\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"153\" data-end=\"437\"\u003eThe \u003cstrong data-start=\"157\" data-end=\"184\"\u003eMG811 CO₂ Sensor Module\u003c\/strong\u003e is a high-sensitivity gas detection module designed for measuring carbon dioxide concentration in the air. Built around the MG811 sensor element, it provides reliable analog output for monitoring CO₂ levels in environmental and industrial applications.\u003c\/p\u003e\n\u003cp data-start=\"439\" data-end=\"635\"\u003eThis module is ideal for \u003cstrong data-start=\"464\" data-end=\"541\"\u003eair quality monitoring, ventilation systems, and DIY electronics projects\u003c\/strong\u003e, and can be easily interfaced with microcontrollers such as Arduino, ESP32, and Raspberry Pi.\u003c\/p\u003e\n\u003chr data-start=\"637\" data-end=\"640\"\u003e\n\u003ch3 data-section-id=\"1s1yvt8\" data-start=\"642\" data-end=\"663\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"646\" data-end=\"663\"\u003eKey Features:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"664\" data-end=\"1074\"\u003e\n\u003cli data-section-id=\"khnioc\" data-start=\"664\" data-end=\"745\"\u003e\n\u003cstrong data-start=\"666\" data-end=\"697\"\u003eHigh sensitivity to CO₂ gas\u003c\/strong\u003e – accurate detection of carbon dioxide levels\u003c\/li\u003e\n\u003cli data-section-id=\"18m0hyv\" data-start=\"746\" data-end=\"815\"\u003e\n\u003cstrong data-start=\"748\" data-end=\"772\"\u003eAnalog output signal\u003c\/strong\u003e – easy integration with microcontrollers\u003c\/li\u003e\n\u003cli data-section-id=\"r5g658\" data-start=\"816\" data-end=\"868\"\u003e\n\u003cstrong data-start=\"818\" data-end=\"840\"\u003eFast response time\u003c\/strong\u003e – detects changes quickly\u003c\/li\u003e\n\u003cli data-section-id=\"sqi085\" data-start=\"869\" data-end=\"932\"\u003e\n\u003cstrong data-start=\"871\" data-end=\"893\"\u003eStable performance\u003c\/strong\u003e – suitable for continuous monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1rqilma\" data-start=\"933\" data-end=\"1010\"\u003e\n\u003cstrong data-start=\"935\" data-end=\"974\"\u003eOnboard signal conditioning circuit\u003c\/strong\u003e – improved accuracy and usability\u003c\/li\u003e\n\u003cli data-section-id=\"4abkbs\" data-start=\"1011\" data-end=\"1074\"\u003e\n\u003cstrong data-start=\"1013\" data-end=\"1038\"\u003eCompact module design\u003c\/strong\u003e – easy to integrate into projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1076\" data-end=\"1079\"\u003e\n\u003ch3 data-section-id=\"1einuet\" data-start=\"1081\" data-end=\"1102\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1085\" data-end=\"1102\"\u003eApplications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1103\" data-end=\"1319\"\u003e\n\u003cli data-section-id=\"7slu9x\" data-start=\"1103\" data-end=\"1137\"\u003eAir quality monitoring systems\u003c\/li\u003e\n\u003cli data-section-id=\"1b5abz\" data-start=\"1138\" data-end=\"1168\"\u003eIndoor ventilation control\u003c\/li\u003e\n\u003cli data-section-id=\"8b4j1o\" data-start=\"1169\" data-end=\"1199\"\u003eSmart home and IoT devices\u003c\/li\u003e\n\u003cli data-section-id=\"tjcu1m\" data-start=\"1200\" data-end=\"1237\"\u003eEnvironmental monitoring projects\u003c\/li\u003e\n\u003cli data-section-id=\"bf0fcw\" data-start=\"1238\" data-end=\"1278\"\u003eGreenhouses and agricultural systems\u003c\/li\u003e\n\u003cli data-section-id=\"hsgjze\" data-start=\"1279\" data-end=\"1319\"\u003eDIY electronics and Arduino projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1321\" data-end=\"1324\"\u003e\n\u003ch3 data-section-id=\"e8he8i\" data-start=\"1326\" data-end=\"1349\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1330\" data-end=\"1349\"\u003eSpecifications:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1350\" data-end=\"1666\"\u003e\n\u003cli data-section-id=\"1hlqklf\" data-start=\"1350\" data-end=\"1387\"\u003eSensor Type: MG811 CO₂ gas sensor\u003c\/li\u003e\n\u003cli data-section-id=\"v1l0me\" data-start=\"1388\" data-end=\"1427\"\u003eDetection Gas: Carbon Dioxide (CO₂)\u003c\/li\u003e\n\u003cli data-section-id=\"azdj7h\" data-start=\"1428\" data-end=\"1459\"\u003eOutput Type: Analog voltage\u003c\/li\u003e\n\u003cli data-section-id=\"obyyo8\" data-start=\"1460\" data-end=\"1517\"\u003eOperating Voltage: Typically 5V–6V (module dependent)\u003c\/li\u003e\n\u003cli data-section-id=\"1p56vm0\" data-start=\"1518\" data-end=\"1575\"\u003eDetection Range: Approx. 350–10,000 ppm CO₂ (typical)\u003c\/li\u003e\n\u003cli data-section-id=\"bqy4gg\" data-start=\"1576\" data-end=\"1633\"\u003eWarm-up Time: Requires preheating for stable readings\u003c\/li\u003e\n\u003cli data-section-id=\"15lpwyd\" data-start=\"1634\" data-end=\"1666\"\u003eInterface: Analog output pin\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1668\" data-end=\"1671\"\u003e\n\u003ch3 data-section-id=\"1ksadnt\" data-start=\"1673\" data-end=\"1698\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1677\" data-end=\"1698\"\u003ePackage Includes:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1699\" data-end=\"1734\"\u003e\n\u003cli data-section-id=\"fjzyyz\" data-start=\"1699\" data-end=\"1734\"\u003e1 × MG811 CO₂ Gas Sensor Module\u003cstrong data-start=\"1963\" data-end=\"1998\"\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Alpha 3D Lab","offers":[{"title":"Default Title","offer_id":51922498355480,"sku":"NB001","price":49.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/6901\/3784\/files\/51cOWtAvHZL._SL1156.jpg?v=1775516506","url":"https:\/\/alpha3dlab.com\/products\/mg811-carbon-dioxide-sensor","provider":"Alpha 3D Lab","version":"1.0","type":"link"}