{"title":"Portable Hydrogen Gas Detectors","description":"\u003cp\u003eHydrogen detectors measure H2 concentration using the gas channel supplied with the instrument. Compare dedicated hydrogen instruments by concentration range, reading increment and sampling arrangement. Internal pumps, diffusion sampling and optional external-pump packages depend on the exact model.\u003c\/p\u003e\u003cp\u003eSelect the H2 configuration and range shown on the product page before ordering. Review sensor maintenance, calibration and sample-line requirements for the intended measurement. For a configurable instrument family, browse our \u003ca href=\"\/collections\/portable-single-gas-detectors\"\u003esingle-gas detector options\u003c\/a\u003e. To compare other gases or multi-gas instruments, return to \u003ca href=\"\/collections\/gas-detector\"\u003eall gas detectors and monitors\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"h2-gas-detector-bh-90a","title":"BH-90A Hydrogen Detector — H2 1000\/2000\/5000 ppm Options","description":"\u003cp\u003eThe BH-90A hydrogen detector offers three H2 concentration-span options: 0-1000, 0-2000 and 0-5000 ppm, each labeled 1 ppm. Choose the range needed for the H2 measurement. A gas-specific ppm configuration is a different selection from a general combustible-gas %LEL product.\u003c\/p\u003e\n\u003ch2\u003eChoose the Configuration for Your Measurement\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas:\u003c\/strong\u003e Hydrogen (H2), not hydrogen sulfide (H2S).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange choice:\u003c\/strong\u003e Three separate variants with the current 1000, 2000 and 5000 upper-span labels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder reference:\u003c\/strong\u003e Retain the selected SKU when comparing package, sampling and alarm details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrder Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ccaption\u003eCurrent options for this product\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSelect an option\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSKU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/h2-gas-detector-bh-90a?variant=41082872365099\"\u003e0-1000-1PPM\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eINS03-8039\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/h2-gas-detector-bh-90a?variant=41082872397867\"\u003e0-2000-1PPM\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eINS03-8040\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/h2-gas-detector-bh-90a?variant=41082872430635\"\u003e0-5000-1PPM\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eINS03-8041\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eOpen an option to review its current price and purchase controls. Each option is a separate order configuration; use the selected product and SKU when confirming the supplied package.\u003c\/p\u003e\n\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1. Industrial-grade sensor, high precision, real data, strong stability, real-time detection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e2. Triple alarm mode (sound, light, vibration) is not easy to ignore, high security, high and low alarm value can be set free\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e3. 3.7v rechargeable lithium battery, battery capacity 1500MA, charging time is less than five hours, continuous work for more than ten hours (gas detection is not less than 7 hours)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e4. High-strength ABS material, waterproof, dustproof, explosion-proof, three anti-design\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e5. The use of mainstream 8-bit micro-control technology, fast response, high precision, stability and repeatability, simple operation, small size, portable and durable, with a high degree of waterproof performance, withstand the harsh environment of the test\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e \u003c\/div\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct description:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eGas type: H2 Gas detector\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eGas measurement range: 0-1000PPM\/0-2000PPM\/0-5000PPM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eResolution: 1PPM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e3 Alarm methods : Sound Alarm, Light flashing, Vibrating alert, adjustable alarm values, alarm sound up to 80db\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eOperating temperature:  -20℃～50℃(except LEL is 0~40C)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eOperating humidity:＜95%RH (no dew)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eDisplay: 2.0 inch HD display\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003ePower: 3.7V li-battery(Built-in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eBattery runtime: 10 hours or so. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eProduct Net Weight : 227g (with battery)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eSize : 100mm×60mm×30mm (L × W × H)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eExplosion-proof mark: Exib IIB T3 Gb\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eProtection class: ip65\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eRecord storage: 1000 groups of alarm records\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eProduct Size: 130mm×67mm×30mm (L × W × H)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003ePackage Weight: 1000g\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003eSuggestion: 0-1000PPM is enough to use, The larger the range, the greater the error\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePacking list\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x H2 gas monitor\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x English User manual\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x Charging adaptor\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x USB charging cable\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x Calibration cover\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x Metal aluminum box\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"margin-left: 40px;\"\u003e\u003cspan style=\"font-size: 16px;\"\u003e1 x Certificate \u003c\/span\u003e\u003c\/p\u003e\n\u003cp align=\"center\" style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sbbca4cd1fc5e40db8c7c74abd5a465d2M.jpg\" alt=\"Portable hydrogen gas detector dimensions and operating parameters\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S40ccf8753e0343be8dfad7aa0b79ae95W.jpg\" alt=\"Portable hydrogen gas detector and included accessories\"\u003e\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eCompare the Relevant Alternative\u003c\/h2\u003e\n\u003cp\u003eMH-1200H-S-H2 describes diffusion sampling and lists 0-1000 and 0-2000 ppm options, with an external pump as an optional arrangement. BH-90A adds a 0-5000 ppm label on this page. Compare the sampling package as well as the span.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/products\/hydrogen-gas-detector-yt-1200h-s-h2\"\u003eView the comparison model and its options\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eQuestions Before Ordering\u003c\/h2\u003e\n\u003ch3\u003eWill this also measure H2S?\u003c\/h3\u003e\n\u003cp\u003eThis is the H2 configuration. Hydrogen sulfide is a separate gas and has dedicated product pages and configurations.\u003c\/p\u003e\n\u003ch3\u003eCan I interpret the ppm range as %LEL?\u003c\/h3\u003e\n\u003cp\u003eUse the unit specified for the selected instrument and the required procedure. This page does not convert its ppm variant labels into an interchangeable %LEL specification.\u003c\/p\u003e\n\u003ch2\u003eSelection and Use Guides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/gas-detector\/gas-detector-cross-sensitivity\"\u003eGas sensor cross-sensitivity\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/gas-detector\/pumped-vs-diffusion-gas-detector\"\u003ePumped vs diffusion gas detectors\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gas-detector\"\u003eBrowse gas detectors by gas and measurement task\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSelection note:\u003c\/strong\u003e Follow the supplied instrument instructions and the applicable site procedure. This product comparison does not replace a site-specific risk assessment.\u003c\/p\u003e\n","brand":"BOSEAN","offers":[{"title":"0-1000-1PPM","offer_id":41082872365099,"sku":"INS03-8039","price":278.42,"currency_code":"USD","in_stock":true},{"title":"0-2000-1PPM","offer_id":41082872397867,"sku":"INS03-8040","price":287.7,"currency_code":"USD","in_stock":true},{"title":"0-5000-1PPM","offer_id":41082872430635,"sku":"INS03-8041","price":425.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/2133\/5851\/files\/f0b8206dee687809fb4a756737aa7870.jpg?v=1714471741"},{"product_id":"hydrogen-gas-detector-yt-1200h-s-h2","title":"MH-1200H-S-H2 Hydrogen Detector — Diffusion, 1000\/2000 ppm","description":"\u003cp\u003eThe MH-1200H-S-H2 is a diffusion-sampling hydrogen detector with two separate range options: 0-1000 ppm and 0-2000 ppm. An external pump is described as an optional arrangement. Select the H2 span and sampling package together.\u003c\/p\u003e\n\u003ch2\u003eChoose the Configuration for Your Measurement\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGas:\u003c\/strong\u003e Hydrogen (H2); hydrogen sulfide (H2S) is a separate configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange menu:\u003c\/strong\u003e 0-1000 ppm and 0-2000 ppm, each with its own current SKU.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump option:\u003c\/strong\u003e Diffusion is the standard stated method. The optional external pump is not a built-in pump supplied by implication.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrder Options\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ccaption\u003eCurrent options for this product\u003c\/caption\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSelect an option\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eSKU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/hydrogen-gas-detector-yt-1200h-s-h2?variant=41126814023723\"\u003e0-1000ppm\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eINS03-8102\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/hydrogen-gas-detector-yt-1200h-s-h2?variant=41126814056491\"\u003e0-2000ppm\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003eINS03-8103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eOpen an option to review its current price and purchase controls. Each option is a separate order configuration; use the selected product and SKU when confirming the supplied package.\u003c\/p\u003e\n\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\n\u003ch3\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe MH-1200H-S-H2 Hydrogen Gas Detector is a mini-sized, high-accuracy portable gas detector designed for ease of use and comprehensive functionality. This detector can measure hydrogen gas and is customizable for different gases. It comes with a back clip and is protected by a durable silicone case, making it suitable for various situations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey features include:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh accuracy and reliability with diffusion type sensor and optional external sampling pump to meet diverse needs.\u003c\/li\u003e\n\u003cli\u003eUtilizes world-class sensors for high precision, with detection results approved by third-party testing organizations.\u003c\/li\u003e\n\u003cli\u003eCompact and durable, can be clipped on a belt or helmet. The silicone case is drop-tested to 4m and is water-proof, dust-proof, and explosion-proof.\u003c\/li\u003e\n\u003cli\u003eComprehensive functions with switchable gas concentration units (PPM and mg\/m3), self-calibration, zero calibration, and one-press factory reset.\u003c\/li\u003e\n\u003cli\u003eEasy battery and voltage check with a single press.\u003c\/li\u003e\n\u003cli\u003eLong operation time with a high-capacity lithium polymer rechargeable battery, providing 14 hours of continuous operation for toxic gases and 10 hours for combustible gases. Charging time is 4-6 hours.\u003c\/li\u003e\n\u003cli\u003eData storage for 100 alarm sets and 100,000 detected data sets, with alarm records viewable on the device.\u003c\/li\u003e\n\u003cli\u003eMulti-mode alarm with light, sound, and vibration. Customizable alarm points for specific requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIdeal for hydrogen detection in various industries, including furniture, wallpaper, coating, papermaking, pharmacy, healthcare, disinfection, chemical fertilizer, livestock farming, green household, and agricultural production.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable width=\"878\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eSampling\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eDiffusion, available for external sampling pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eData logging\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eData logging with adjustable interval, and available for data downloading to PC through USB cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eGas\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eH2 hydrogen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eMeasure Range\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e0-1000ppm,0-2000ppm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eResolution\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e1ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003ePrecision\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e≤±3%F.S. \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eZero shift\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e≤±1%（F.S.\/year）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eDisplay\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eLCD dot matrix display, with display of gas type, real time gas concentration, gas unit.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eBacklight\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eTime of backlight is settable, when alarm the backlight will be auto on.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eTemperature\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e-20℃～50℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eHumidity\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e0-95%RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eExplosion-Proof\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eExiaⅡCT3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eDegree of protection\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eAlarm\u003c\/td\u003e\n\u003ctd width=\"694\"\u003eSound: 85dB\u003cbr\u003eLight: LED, low alarm: blue, high alarm: red\u003cbr\u003eAlarm point is settable according to customer requirement.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eBattery\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e3.6V 2300mAh lithium polymer rechargeable battery, for toxic gas: 14h continuously, for combustible gas: 10 h continuously, charging time: 4-6 h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eDimensions\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e131x83x35mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd width=\"184\"\u003eWeight\u003c\/td\u003e\n\u003ctd width=\"694\"\u003e240g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eCompare the Relevant Alternative\u003c\/h2\u003e\n\u003cp\u003eBH-90A H2 adds a 0-5000 ppm current option to its 1000 and 2000 ppm labels. The MH-1200H-S-H2 page instead provides the diffusion and optional external-pump description. Compare the selected range and the actual sampling arrangement before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/products\/h2-gas-detector-bh-90a\"\u003eView the comparison model and its options\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eQuestions Before Ordering\u003c\/h2\u003e\n\u003ch3\u003eCan I order 0-5000 ppm on this page?\u003c\/h3\u003e\n\u003cp\u003eThe current selector provides 0-1000 and 0-2000 ppm only. Compare the separate BH-90A H2 product if a 0-5000 ppm option is required.\u003c\/p\u003e\n\u003ch3\u003eWhat does external-pump optional mean for the order?\u003c\/h3\u003e\n\u003cp\u003eConfirm the pump, tubing and any needed accessories as part of a specific package. Do not assume they are included with a diffusion instrument.\u003c\/p\u003e\n\u003ch2\u003eSelection and Use Guides\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/gas-detector\/pumped-vs-diffusion-gas-detector\"\u003ePumped vs diffusion gas detectors\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/gas-detector\/gas-detector-cross-sensitivity\"\u003eGas sensor cross-sensitivity\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/gas-detector\"\u003eBrowse gas detectors by gas and measurement task\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSelection note:\u003c\/strong\u003e Follow the supplied instrument instructions and the applicable site procedure. This product comparison does not replace a site-specific risk assessment.\u003c\/p\u003e\n","brand":"Mcooh","offers":[{"title":"0-1000ppm","offer_id":41126814023723,"sku":"INS03-8102","price":560.96,"currency_code":"USD","in_stock":true},{"title":"0-2000ppm","offer_id":41126814056491,"sku":"INS03-8103","price":562.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/2133\/5851\/files\/51DD8C7EC126C112.jpg?v=1716951962"},{"product_id":"low-range-hydrogen-detector","title":"Low Range Hydrogen Detector - 0.001 ppm Resolution","description":"\u003cp\u003eThe MH2000-H2 Low Range detector measures hydrogen concentration using an electrochemical sensor and an internal sampling pump. Choose a 0-10 ppm or 0-20 ppm version, both with 0.001 ppm resolution. This is a portable, single-gas H2 configuration for low-concentration measurement tasks that fit one of these spans. Select the measuring range when ordering; one instrument is supplied with the selected version.\u003c\/p\u003e\n\u003ch3\u003eTwo Low Measuring Ranges\u003c\/h3\u003e\n\u003cp\u003eThe 0-10 ppm option has a lower maximum measuring span, while the 0-20 ppm option covers a broader low-concentration interval. Both offer the same stated 0.001 ppm resolution. Match the required hydrogen range to the concentration expected in the sample and the measurement procedure. A detector ordered in one range does not automatically switch to the other version.\u003c\/p\u003e\n\u003ch3\u003eSampling and On-Instrument Controls\u003c\/h3\u003e\n\u003cp\u003eThe pump provides up to 1 L\/min flow and ten adjustment settings. The LCD dot-matrix display shows the gas type, concentration, unit, battery level and time. English and Chinese interfaces are available, and hydrogen concentration can be displayed in ppm or mg\/m³.\u003c\/p\u003e\n\u003cp\u003eTwo alarm stages have adjustable setpoints, with sound, light and vibration outputs. The sound alarm is 85 dB; blue and red lights indicate low and high alarms. Temperature and pressure compensation, self-check, zero calibration and factory-reset controls support instrument setup. Follow the supplied instructions for the low-range H2 configuration and the procedure used for the measurement.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMH2000-H2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetected gas\u003c\/td\u003e\n\u003ctd\u003eHydrogen (H2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor principle\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eHigh Precision, Low Range, single-gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring range options\u003c\/td\u003e\n\u003ctd\u003e0-10 or 0-20 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.001 ppm for both Low Range options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling method\u003c\/td\u003e\n\u003ctd\u003eInternal sampling pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump flow\u003c\/td\u003e\n\u003ctd\u003eUp to 1 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump adjustment\u003c\/td\u003e\n\u003ctd\u003e10 settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD dot matrix; gas type, concentration, unit, battery level and time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating languages\u003c\/td\u003e\n\u003ctd\u003eEnglish and Chinese\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConcentration units\u003c\/td\u003e\n\u003ctd\u003eppm \/ mg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm outputs\u003c\/td\u003e\n\u003ctd\u003eSound, light and vibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm stages\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm setpoints\u003c\/td\u003e\n\u003ctd\u003eUser adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound alarm\u003c\/td\u003e\n\u003ctd\u003e85 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm lights\u003c\/td\u003e\n\u003ctd\u003eBlue for low alarm; red for high alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement compensation\u003c\/td\u003e\n\u003ctd\u003eTemperature and pressure compensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument controls\u003c\/td\u003e\n\u003ctd\u003eSelf-check, zero calibration and factory reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e3.6 V, 2300 mAh rechargeable lithium polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging time\u003c\/td\u003e\n\u003ctd\u003e4-6 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating humidity\u003c\/td\u003e\n\u003ctd\u003e0-95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e205 x 75 x 32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument weight\u003c\/td\u003e\n\u003ctd\u003e300 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData recording \/ PC export\u003c\/td\u003e\n\u003ctd\u003eOptional; excluded from this base configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRecording and Sampling Options\u003c\/h3\u003e\n\u003cp\u003eData logging and PC export are optional and are not included in this base configuration. Where stored records are required, ask about the recording option before ordering. Sampling filters, drying accessories and high-temperature probes are separate package choices; their suitability and inclusion depend on the intended arrangement.\u003c\/p\u003e\n\u003cp\u003eThe instrument weighs 300 g and uses a rechargeable lithium-polymer battery. Gallery photographs illustrate the shared pump-detector housing, including views with a carrying case. The case image does not represent a two-instrument package, and a connected cable does not establish that PC export is included.\u003c\/p\u003e","brand":"Mcooh","offers":[{"title":"0-10 ppm","offer_id":67815949926443,"sku":"GAS-H4L8-01","price":2241.07,"currency_code":"USD","in_stock":true},{"title":"0-20 ppm","offer_id":67815949959211,"sku":"GAS-H4L8-02","price":2166.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/2133\/5851\/files\/low-range-hydrogen-detector-pump-angle.jpg?v=1791792797"},{"product_id":"pump-hydrogen-detector-mh2000-h2","title":"Hydrogen Gas Detector with Pump - 1000 to 40000 ppm","description":"\u003cp\u003eChoose the MH2000-H2 pump hydrogen detector in the measuring span required for the sample. Six Standard electrochemical versions are available: 0-1000, 0-2000, 0-5000, 0-10000, 0-20000 and 0-40000 ppm. The internal pump draws a gas sample to the sensor, and the instrument displays hydrogen concentration on its LCD screen. Each range is a separate supplied version of this portable, single-gas H2 detector.\u003c\/p\u003e\n\u003ch3\u003eSelect One of Six Hydrogen Ranges\u003c\/h3\u003e\n\u003cp\u003eThe range selector identifies the maximum concentration span of the version supplied. Select a 1000, 2000, 5000, 10000, 20000 or 40000 ppm option for the expected concentration and the measurement procedure. One detector does not automatically cover every range shown on this page. Keep the target gas and the required measuring interval explicit when choosing the instrument.\u003c\/p\u003e\n\u003ch3\u003eControls for Pump Sampling\u003c\/h3\u003e\n\u003cp\u003ePump flow reaches up to 1 L\/min, with ten adjustment settings. The LCD dot-matrix display presents the gas type, concentration, unit, battery level and time. The operating interface supports English and Chinese, and concentration can be displayed in ppm or mg\/m³. Temperature and pressure compensation, self-check, zero calibration and factory-reset controls support instrument setup.\u003c\/p\u003e\n\u003cp\u003eTwo alarm stages have adjustable setpoints. Sound, light and vibration provide multiple alert outputs, including an 85 dB sound alarm and blue low-alarm\/red high-alarm lights. Operate the selected H2 version according to its supplied instructions and the sampling procedure for the work.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eMH2000-H2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetected gas\u003c\/td\u003e\n\u003ctd\u003eHydrogen (H2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor principle\u003c\/td\u003e\n\u003ctd\u003eElectrochemical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring range options\u003c\/td\u003e\n\u003ctd\u003e0-1000, 0-2000, 0-5000, 0-10000, 0-20000 or 0-40000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling method\u003c\/td\u003e\n\u003ctd\u003eInternal sampling pump\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump flow\u003c\/td\u003e\n\u003ctd\u003eUp to 1 L\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump adjustment\u003c\/td\u003e\n\u003ctd\u003e10 settings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD dot matrix; gas type, concentration, unit, battery level and time\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating languages\u003c\/td\u003e\n\u003ctd\u003eEnglish and Chinese\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConcentration units\u003c\/td\u003e\n\u003ctd\u003eppm \/ mg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm outputs\u003c\/td\u003e\n\u003ctd\u003eSound, light and vibration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm stages\u003c\/td\u003e\n\u003ctd\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm setpoints\u003c\/td\u003e\n\u003ctd\u003eUser adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound alarm\u003c\/td\u003e\n\u003ctd\u003e85 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarm lights\u003c\/td\u003e\n\u003ctd\u003eBlue for low alarm; red for high alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement compensation\u003c\/td\u003e\n\u003ctd\u003eTemperature and pressure compensation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument controls\u003c\/td\u003e\n\u003ctd\u003eSelf-check, zero calibration and factory reset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e3.6 V, 2300 mAh rechargeable lithium polymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging time\u003c\/td\u003e\n\u003ctd\u003e4-6 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating humidity\u003c\/td\u003e\n\u003ctd\u003e0-95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection rating\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e205 x 75 x 32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument weight\u003c\/td\u003e\n\u003ctd\u003e300 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData recording \/ PC export\u003c\/td\u003e\n\u003ctd\u003eOptional; excluded from this base configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eSupplied Configuration and Optional Recording\u003c\/h3\u003e\n\u003cp\u003eThe instrument has a rechargeable lithium-polymer battery and weighs 300 g. Data logging and PC export are optional and are not included in this base configuration. If recorded readings are needed, ask about the recording package before ordering. Sampling filters, drying accessories and high-temperature probes are separate choices; do not infer that they are included in every configuration.\u003c\/p\u003e\n\u003cp\u003eGallery photos illustrate the shared instrument housing. A connected cable does not indicate included PC export, and the carrying-case photo does not represent a two-detector order. Select the required hydrogen range as a separate order option.\u003c\/p\u003e","brand":"Mcooh","offers":[{"title":"0-1000 ppm","offer_id":67815952613419,"sku":"GAS-H8P4-01","price":695.86,"currency_code":"USD","in_stock":true},{"title":"0-2000 ppm","offer_id":67815952646187,"sku":"GAS-H8P4-02","price":695.86,"currency_code":"USD","in_stock":true},{"title":"0-5000 ppm","offer_id":67815952678955,"sku":"GAS-H8P4-03","price":695.86,"currency_code":"USD","in_stock":true},{"title":"0-10000 ppm","offer_id":67815952711723,"sku":"GAS-H8P4-04","price":973.06,"currency_code":"USD","in_stock":true},{"title":"0-20000 ppm","offer_id":67815952744491,"sku":"GAS-H8P4-05","price":973.06,"currency_code":"USD","in_stock":true},{"title":"0-40000 ppm","offer_id":67815952777259,"sku":"GAS-H8P4-06","price":973.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/2133\/5851\/files\/hydrogen-detector-pump-front.jpg?v=1791793173"}],"url":"https:\/\/mcooh.com\/collections\/portable-hydrogen-gas-detectors.oembed","provider":"Mcooh","version":"1.0","type":"link"}