{"product_id":"habotest-ht821a-handheld-thermal-camera-20-c-to-550-c","title":"HABOTEST HT821A Handheld Thermal Camera | -20°C to 550°C","description":"\n\u003cp\u003e\u003cstrong\u003eStandalone thermal inspection for electrical, HVAC, mechanical, automotive and building diagnostics.\u003c\/strong\u003e The rechargeable HABOTEST HT821A combines a wide -20°C to 550°C measurement range with a 2.8-inch color display, photo capture, multiple thermal palettes and visible\/infrared image fusion. It works as a self-contained handheld thermal camera—no smartphone or mobile app is required.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e-20°C to 550°C measurement range:\u003c\/strong\u003e Locate hot spots, abnormal heating, insulation gaps and mechanical temperature differences without contact.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2.8-inch display:\u003c\/strong\u003e The product graphic lists a 320 × 240 screen resolution for on-device viewing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e25 Hz imaging:\u003c\/strong\u003e Provides smoother live thermal viewing than low-frame-rate inspection cameras.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePhoto capture and image fusion:\u003c\/strong\u003e Capture inspection images and adjust visible-light\/infrared fusion from 0% to 100%.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFour thermal palettes:\u003c\/strong\u003e White Hot, Black Hot, High Contrast and Iron Red.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eField-ready controls:\u003c\/strong\u003e Adjustable 10%–100% display brightness, built-in flashlight and USB data transfer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded storage:\u003c\/strong\u003e The supplier listing shows an 8 GB memory card.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRechargeable handheld design:\u003c\/strong\u003e Approximately 22 cm tall with a 10.5 cm-wide head.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"padding:16px;border:1px solid #d7e2e8;background:#f5f9fb;margin:20px 0;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eImportant resolution note\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003eThe supplier's marketing graphic labels 320 × 240 as the display resolution. The imported supplier description separately states a 96 × 96 native infrared detector with algorithm-enhanced output up to 240 × 240. For accuracy, this product is not described as having a native 320 × 240 infrared detector.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eHABOTEST\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eHT821A \/ HT821A Plus listing options\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eStandalone handheld infrared thermal camera\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eTemperature range\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e-20°C to 550°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eDisplay\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e2.8-inch color display; 320 × 240 display resolution shown by supplier\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eInfrared detector\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e96 × 96 native; algorithm-enhanced output up to 240 × 240, according to supplier description\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eFrame rate\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e25 Hz, according to supplier listing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eImaging\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eThermal imaging, photo capture and adjustable visible\/infrared fusion\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eColor palettes\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eWhite Hot, Black Hot, High Contrast, Iron Red\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eDisplay brightness\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e10%–100% adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eInterface\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eUSB data transfer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eLanguages\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003eChinese, English, Italian, German, Russian and Japanese\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eOperating environment\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e-10°C to 60°C; dry conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eApproximate dimensions\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e22 cm tall; 10.5 cm head width\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"text-align:left;padding:8px;border-bottom:1px solid #ddd;\"\u003eWarranty\u003c\/th\u003e\n\u003ctd style=\"padding:8px;border-bottom:1px solid #ddd;\"\u003e1 year, according to the supplied manual image\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eElectrical panels, breakers, terminals and overloaded connections\u003c\/li\u003e\n  \u003cli\u003eHVAC vents, radiators, refrigerant lines and temperature imbalance checks\u003c\/li\u003e\n  \u003cli\u003eMotors, bearings and mechanical equipment\u003c\/li\u003e\n  \u003cli\u003eAutomotive heat-source and cooling-system inspections\u003c\/li\u003e\n  \u003cli\u003eBuilding insulation, drafts and moisture-related temperature patterns\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eModel and Package Notes\u003c\/h2\u003e\n\u003cp\u003eThis listing contains HT821A and HT821A Plus variants. The supplied material does not clearly document every hardware or package difference between them. Please confirm the selected option shown in your cart; contact \u003ca href=\"mailto:support@instrunexa.com\"\u003esupport@instrunexa.com\u003c\/a\u003e before ordering if a specific accessory or specification is essential.\u003c\/p\u003e\n\u003cp\u003eSupplier imagery indicates the camera, an 8 GB memory card and standard charging\/data accessories. Final package contents can vary by selected option; review the variant images and order confirmation.\u003c\/p\u003e\n\n\u003ch2\u003eCalibration Behavior\u003c\/h2\u003e\n\u003cp\u003eA brief pause of approximately 2–3 seconds may occur during automatic detector calibration. This is normal behavior used to correct thermal-image non-uniformity and does not indicate a fault.\u003c\/p\u003e\n\n\u003ch2\u003eImportant Use and Safety Limits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eDo not aim the camera at objects above 550°C, laser sources or intense energy sources.\u003c\/li\u003e\n  \u003cli\u003eNo verified IP waterproof or dustproof rating was supplied. The manual instructs users not to operate the unit in rain or humid environments.\u003c\/li\u003e\n  \u003cli\u003eAvoid strong electromagnetic interference and wind speeds above 5 m\/s.\u003c\/li\u003e\n  \u003cli\u003eUse the supplied\/original charging equipment and follow lithium-ion battery charging, storage and local disposal rules.\u003c\/li\u003e\n  \u003cli\u003eStore in a dry, room-temperature environment when not in use for extended periods.\u003c\/li\u003e\n  \u003cli\u003eThis is an inspection tool, not a medical device. Verify safety-critical readings with an appropriate calibrated instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes the HT821A connect to Android or iPhone?\u003c\/h3\u003e\n\u003cp\u003eNo. This is a standalone handheld thermal camera with its own screen. It does not require Android, iOS or a mobile app.\u003c\/p\u003e\n\n\u003ch3\u003eIs the HT821A waterproof, dustproof or drop-rated?\u003c\/h3\u003e\n\u003cp\u003eNo verified IP or drop-test rating was provided. The supplied manual specifically says not to use the camera in rain or humid environments, so it should not be marketed as waterproof.\u003c\/p\u003e\n\n\u003ch3\u003eIs the infrared sensor 320 × 240?\u003c\/h3\u003e\n\u003cp\u003eThe supplier graphic identifies 320 × 240 as the display resolution. The supplier description states a 96 × 96 native infrared detector with algorithm-enhanced output up to 240 × 240.\u003c\/p\u003e\n\n\u003ch3\u003eWhy does the image occasionally pause?\u003c\/h3\u003e\n\u003cp\u003eThe detector periodically performs automatic calibration. A short 2–3 second pause can be normal.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the maximum measurable temperature?\u003c\/h3\u003e\n\u003cp\u003eThe listed measurement range is up to 550°C. Do not expose the lens to targets above that limit.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the difference between HT821A and HT821A Plus?\u003c\/h3\u003e\n\u003cp\u003eThe current supplier material does not reliably document the complete difference. Please choose using the variant images and contact support before ordering if the distinction affects your application.\u003c\/p\u003e\n\n\u003ch2\u003eUser Manual\u003c\/h2\u003e\n\u003cp\u003eDownload the verified supplier manual for operating instructions, charging guidance and safety precautions.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0839\/8277\/8621\/files\/HABOTEST_HT821A_Handheld_Thermal_Camera_-20_C_to_550_C-user-manual.pdf?v=1789718029\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eDownload HABOTEST HT821A User Manual (PDF)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eIf you need help selecting a variant or using the camera, email \u003ca href=\"mailto:support@instrunexa.com\"\u003esupport@instrunexa.com\u003c\/a\u003e.\u003c\/p\u003e","brand":"HABOTEST","offers":[{"title":"HT821A","offer_id":71327439978749,"sku":"12000048333034721_1","price":263.99,"currency_code":"USD","in_stock":true},{"title":"HT821A Plus","offer_id":71327439945981,"sku":"12000048414010472_0","price":351.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0839\/8277\/8621\/files\/S825201ec4d1a43c289c63825f866bbf9P.webp?v=1789715440","url":"https:\/\/instrunexa.com\/products\/habotest-ht821a-handheld-thermal-camera-20-c-to-550-c","provider":"InstruNexa","version":"1.0","type":"link"}