{"product_id":"mq8-hydrogen-gas-sensor","title":"MQ-8 Hydrogen Gas Sensor","description":"\u003cdiv data-page-id=\"Xz96dmHmbogygNxsOHjlJZhCg6f\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-EB2Mdb7fKogCBMxL2TRlxUSjgtb\"\u003e\u003cstrong\u003eDescription:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UkEOdVogfoJESjx9LAZlgEr4gah\"\u003eThe \u003cstrong\u003eMQ-8 Hydrogen Gas Sensor\u003c\/strong\u003e is specifically designed for detecting \u003cstrong\u003ehydrogen (H₂) gas \u003c\/strong\u003econcentrations in the air. It utilizes a tin dioxide (SnO₂) semiconductor material as its sensitive layer. In clean air, the sensor has lower conductivity. When hydrogen gas is present, it is adsorbed onto the sensor's surface, causing conductivity to increase. This change in conductivity is converted into an analog voltage output, which is proportional to the H₂ concentration. The MQ8 exhibits high sensitivity to hydrogen and has relatively low sensitivity to alcohol, LPG, and cooking fumes, which can help reduce false alarms.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-ZaKHdLTOxoDVvfx1zuKlFDG0g5e\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-ZaKHdLTOxoDVvfx1zuKlFDG0g5e\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli class=\"ace-line ace-line old-record-id-FlgwdvMcLo0jXOxA0aGlBDWIgjg\"\u003eHigh Sensitivity to Hydrogen\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-ZAp9dkIAeoUOYcxX9pslKgD0gCb\"\u003eLow Sensitivity to Alcohol, LPG, and Cooking Fumes\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-FiJgdZPt7olsb4x5yQXlrc3lgjd\"\u003eFast Response and Recovery\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-MhYNdGIb6oUOdYxEvP9l9nvigPb\"\u003eStable and Long Lifespan\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-N0UIdPUvpoxzpGxcB3olwWusgT6\"\u003eLow Cost\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-XvGMd3E5cotRiExN1kNlpjTVgCd\"\u003eSimple Drive Circuit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-QvyQd31bUohy77xH6galJCrDgYd\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-QvyQd31bUohy77xH6galJCrDgYd\"\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-RRXvdUkLGofhCfxGiGQl2j9ngOs\"\u003e\n\u003cstrong\u003eTarget Gas:\u003c\/strong\u003e Hydrogen (H₂)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-JbngdKJqjoiDBlxcGC6l6lXkgje\"\u003e\n\u003cstrong\u003eDetection Range: \u003c\/strong\u003e100 ppm - 10000 ppm\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DookdvBwHoYzXZx1ZhIlbJ9lgid\"\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 5.0V ± 0.1V AC\/DC\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-L2MSdBM0fowOlYxeHaklvjTWgro\"\u003e\n\u003cstrong\u003eHeater Voltage:\u003c\/strong\u003e 5.0V ± 0.1V AC\/DC\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-P0GBdd6P1ogPiKxVaWDlvSCPg5e\"\u003e\n\u003cstrong\u003eLoad Resistance: \u003c\/strong\u003e10KΩ\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-ONd0d99tCo3YjlxbrmYlqtNCgUh\"\u003e\n\u003cstrong\u003eHeater Resistance:\u003c\/strong\u003e 31KΩ ± 5% (Room Temperature)\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-CaNtdXQkroyVZLxwjSblSLu0gqg\"\u003e\n\u003cstrong\u003eHeater Consumption:\u003c\/strong\u003e ≤ 800 mW\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-HDdodjU5LosN52xnVaol0OulgBb\"\u003e\n\u003cstrong\u003eOperating Temperature: \u003c\/strong\u003e-10°C - 50°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-NRS9dcHWkovtuFx3BI2l7Coqg8e\"\u003e\n\u003cstrong\u003eStoring Temperature:\u003c\/strong\u003e -20°C - 70°C\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WaB4dTmCFokcGExM3fyl42WBg1d\"\u003e\n\u003cstrong\u003eOperating Humidity:\u003c\/strong\u003e ≤ 95% RH\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-SW1LdLM3holsOAx2a6klMZZ7gkf\"\u003e\n\u003cstrong\u003ePreheat Time:\u003c\/strong\u003e Over 24 hours\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-RSNidQ2XjoGfJQx4gRHlHDUhg8b\"\u003e\n\u003cstrong\u003eStandard Condition: Temperature:\u003c\/strong\u003e 20°C ± 2°C; Humidity: 65% ± 5% RH\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-QJk2droyKok4HJxuEktlvAcsg2g\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-QJk2droyKok4HJxuEktlvAcsg2g\"\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Ac0ndigovozhjSxehgtlPgwdgjg\"\u003eIndustrial Hydrogen Leak Detection\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-LcjSdvCgjoF5gdxrUJPlRivZgUf\"\u003eHydrogen Fuel Cell Applications\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Z3Wod584AolLqXxIv7NlJ32Egdc\"\u003eLeak Detection in Specific Industrial Processes\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PrNxdEDCQoJzcMxsx8ilcOS3gjd\"\u003eBattery Charging Safety\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-FoNYdK00koiF2WxPgJZl8j3Ngkd\"\u003eEducational and Hobbyist Projects\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Others","offers":[{"title":"Default Title","offer_id":44212826374335,"sku":"MLE00512","price":75.0,"currency_code":"PHP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0531\/3419\/6927\/files\/MLE00512.jpg?v=1745912315","url":"https:\/\/makerlab.ph\/products\/mq8-hydrogen-gas-sensor","provider":"Makerlab PH","version":"1.0","type":"link"}