{"product_id":"mq-8-hydrogen-gas-sensor-module","title":"MQ-8 Hydrogen Gas Sensor Module","description":"\u003cp data-start=\"62\" data-end=\"606\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe MQ-8 Hydrogen Gas Sensor Module is a semiconductor-based gas detection module specifically designed for detecting hydrogen (H₂) gas in the air. Built around the MQ-8 gas sensor and an onboard LM393 voltage comparator, the module provides both analog (AO) and digital (DO) outputs for easy interfacing with microcontrollers and embedded systems. The sensor utilizes a tin dioxide (SnO₂) sensing element whose conductivity increases as the concentration of hydrogen gas rises. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"608\" data-end=\"1352\"\u003eOperating from a 5V DC supply, the MQ-8 module features an adjustable sensitivity potentiometer that allows users to configure the digital detection threshold according to their application. It offers high sensitivity to hydrogen while maintaining good resistance to interference from LPG, alcohol, and smoke. The module is widely used in hydrogen leak detection systems, industrial safety equipment, fuel cell monitoring, battery charging stations, laboratories, and educational electronics projects. Compatible with Arduino, ESP32, STM32, Raspberry Pi (with ADC for analog input if required), PIC, AVR, and other microcontrollers, the MQ-8 provides an economical solution for hydrogen gas monitoring.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"etycth\" data-start=\"1359\" data-end=\"1376\" class=\"PDq2pG_selectionAnchorContainer\"\u003eKey Features\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cul data-start=\"1378\" data-end=\"1992\"\u003e\n\u003cli data-section-id=\"at204\" data-start=\"1378\" data-end=\"1431\"\u003eBased on the MQ-8 semiconductor hydrogen gas sensor\u003c\/li\u003e\n\u003cli data-section-id=\"1k90eyy\" data-start=\"1432\" data-end=\"1471\"\u003eHigh sensitivity to hydrogen (H₂) gas\u003c\/li\u003e\n\u003cli data-section-id=\"cxlwdf\" data-start=\"1472\" data-end=\"1505\"\u003eDual analog and digital outputs\u003c\/li\u003e\n\u003cli data-section-id=\"1fzwx90\" data-start=\"1506\" data-end=\"1541\"\u003eBuilt-in LM393 voltage comparator\u003c\/li\u003e\n\u003cli data-section-id=\"vpm45f\" data-start=\"1542\" data-end=\"1602\"\u003eAdjustable detection threshold using onboard potentiometer\u003c\/li\u003e\n\u003cli data-section-id=\"17bagie\" data-start=\"1603\" data-end=\"1636\"\u003eFast response and recovery time\u003c\/li\u003e\n\u003cli data-section-id=\"phocku\" data-start=\"1637\" data-end=\"1694\"\u003eGood resistance to LPG, alcohol, and smoke interference\u003c\/li\u003e\n\u003cli data-section-id=\"1t5ocfw\" data-start=\"1695\" data-end=\"1728\"\u003ePower and output indicator LEDs\u003c\/li\u003e\n\u003cli data-section-id=\"agelrw\" data-start=\"1729\" data-end=\"1752\"\u003eLong operational life\u003c\/li\u003e\n\u003cli data-section-id=\"112163y\" data-start=\"1753\" data-end=\"1786\"\u003eStable and reliable performance\u003c\/li\u003e\n\u003cli data-section-id=\"1am9i8h\" data-start=\"1787\" data-end=\"1808\"\u003eOperates from 5V DC\u003c\/li\u003e\n\u003cli data-section-id=\"sw2w14\" data-start=\"1809\" data-end=\"1880\"\u003eEasy interface with Arduino, ESP32, STM32, Raspberry Pi, AVR, and PIC\u003c\/li\u003e\n\u003cli data-section-id=\"wzm2da\" data-start=\"1881\" data-end=\"1921\"\u003eCompact PCB design with mounting holes\u003c\/li\u003e\n\u003cli data-section-id=\"1eyprjb\" data-start=\"1922\" data-end=\"1992\"\u003eIdeal for hydrogen leak detection and industrial safety applications\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Roboracter","offers":[{"title":"Default Title","offer_id":46734888271926,"sku":"W9GUHYH1O4","price":129.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/0731\/2694\/files\/mq8-1.png?v=1783280018","url":"https:\/\/roboracter.in\/products\/mq-8-hydrogen-gas-sensor-module","provider":"Roboracter","version":"1.0","type":"link"}