{"product_id":"winsen-mh-z19c-ndir-co2-sensor-hvac-iaq","title":"Winsen MH-Z19C NDIR CO2 Sensor HVAC\/IAQ","description":"\u003cdiv class=\"product_info\"\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan style=\"font-size: 18.72px;\"\u003eWinsen MH-Z19C NDIR CO₂ Infrared Gas Sensor Module\u003c\/span\u003e\u003c\/h2\u003e\nThe \u003cstrong\u003eWinsen MH-Z19C CO₂ Sensor Module\u003c\/strong\u003e is a compact and reliable gas sensing module based on the \u003cstrong\u003eNon-Dispersive Infrared (NDIR)\u003c\/strong\u003e principle for accurate detection of \u003cstrong\u003ecarbon dioxide (CO₂)\u003c\/strong\u003e concentration in air. It offers excellent selectivity, is \u003cstrong\u003enon-oxygen dependent\u003c\/strong\u003e, and provides a long service life. \u003cbr\u003e\u003cbr\u003eThis sensor features a \u003cstrong\u003egold-plated gas chamber\u003c\/strong\u003e for enhanced stability and accuracy. With \u003cstrong\u003ebuilt-in temperature compensation\u003c\/strong\u003e, it delivers stable and linear output. The MH-Z19C supports \u003cstrong\u003eUART (TTL) and PWM output modes\u003c\/strong\u003e, making it easy to integrate with microcontrollers and embedded systems. \u003cbr\u003e\u003cbr\u003eDeveloped using mature infrared gas absorption technology combined with precision optical and circuit design, this sensor is ideal for indoor air quality monitoring and smart environment control applications.\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eFeatures\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eNDIR-based CO₂ gas detection technology\u003c\/li\u003e\n\u003cli\u003eGold-plated chamber for improved accuracy and stability\u003c\/li\u003e\n\u003cli\u003eHigh sensitivity with low power consumption\u003c\/li\u003e\n\u003cli\u003eBuilt-in temperature compensation\u003c\/li\u003e\n\u003cli\u003eExcellent linear output characteristics\u003c\/li\u003e\n\u003cli\u003eMultiple output modes: UART (TTL 3.3V) and PWM\u003c\/li\u003e\n\u003cli\u003eLong lifespan with stable performance\u003c\/li\u003e\n\u003cli\u003eAnti-water vapor interference and anti-poisoning design\u003c\/li\u003e\n\u003cli\u003eCompact size and easy integration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical Details\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eItem Type: CO₂ Sensor\u003c\/li\u003e\n\u003cli\u003eModel No.: MH-Z19C\u003c\/li\u003e\n\u003cli\u003eDetection Gas: Carbon Dioxide (CO₂)\u003c\/li\u003e\n\u003cli\u003eOperating Voltage: 5.0 ± 0.1 V DC\u003c\/li\u003e\n\u003cli\u003eInterface Type: UART (TTL 3.3V, compatible with 5V)\u003c\/li\u003e\n\u003cli\u003eOutput Signal: UART (TTL 3.3V), PWM\u003c\/li\u003e\n\u003cli\u003eDetecting Range: 400 – 10000 ppm (optional)\u003c\/li\u003e\n\u003cli\u003eAverage Current Consumption: \u0026lt; 40 mA (@5V)\u003c\/li\u003e\n\u003cli\u003ePeak Current: 125 mA (@5V)\u003c\/li\u003e\n\u003cli\u003ePreheat Time: 1 minute\u003c\/li\u003e\n\u003cli\u003eResponse Time: T90 \u0026lt; 120 seconds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eApplications\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eIndoor air quality (IAQ) monitoring\u003c\/li\u003e\n\u003cli\u003eHVAC and refrigeration systems\u003c\/li\u003e\n\u003cli\u003eAir purifier and air cleaner devices\u003c\/li\u003e\n\u003cli\u003eSmart home and building automation\u003c\/li\u003e\n\u003cli\u003eVentilation and fresh air control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePhysical Attributes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds\"\u003e\n\u003cli\u003eLength: 33 mm\u003c\/li\u003e\n\u003cli\u003eWidth: 19.7 mm\u003c\/li\u003e\n\u003cli\u003eHeight: 8.5 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 6 g\u003c\/li\u003e\n\u003cli\u003eCompact infrared gas sensor module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003ePackage Includes\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003e1 × Winsen MH-Z19C NDIR CO₂ Infrared Gas Sensor Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KitsGuru","offers":[{"title":"Default Title","offer_id":48615319240956,"sku":"KG1328","price":2827.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/2130\/4757\/files\/20251224_1040_EnhancedProductImage_remix_01kd7c6qsee21brkst4ac8248w_1.jpg?v=1767611333","url":"https:\/\/kitsguru.com\/de\/products\/winsen-mh-z19c-ndir-co2-sensor-hvac-iaq","provider":"KitsGuru","version":"1.0","type":"link"}