{"product_id":"stg-ea22-f4-26f3-91-ndir-gas-sensor-high-sensitivity-ntc-compensation-1-85-1-85mm-window-30-85-c-senba","title":"STG-EA22-F4.26F3.91 NDIR Gas Sensor High Sensitivity NTC Compensation 1.85×1.85mm Window -30~85°C | SENBA","description":"\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-69f2f818-e8c4-8323-80d7-dba03f9e3a29-46\" data-testid=\"conversation-turn-324\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"8148ed46-fdca-4d2b-9cc0-24bb4680a119\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cp data-start=\"131\" data-end=\"525\"\u003eThe STG-EA22-F4.26F3.91 from SENBA’s NDIR Series is a high-performance non-dispersive infrared gas sensing module designed for precise and stable gas detection in indoor and industrial environments. Featuring high sensitivity and integrated NTC thermistor compensation, it ensures excellent temperature stability and reduced signal drift for reliable long-term operation.\u003c\/p\u003e\n\u003cp data-start=\"527\" data-end=\"823\"\u003eWith an optical window size of 1.85×1.85mm, the sensor provides efficient infrared transmission while maintaining enhanced detection accuracy. It also features a low noise voltage of 28.68nV\/Hz¹ᐟ², enabling highly precise gas concentration measurements with improved signal quality and stability.\u003c\/p\u003e\n\u003cp data-start=\"825\" data-end=\"1050\"\u003eDesigned for robust environmental performance, the STG-EA22-F4.26F3.91 operates within a temperature range of -30°C to +85°C and supports storage conditions from -30°C to +100°C, ensuring durability in demanding applications.\u003c\/p\u003e\n\u003cp data-start=\"1052\" data-end=\"1300\"\u003eThis NDIR sensor is widely used in indoor air quality monitoring systems, central ventilation and HVAC equipment, in-car air purification systems, and industrial gas detection systems, providing dependable and accurate infrared sensing performance.\u003c\/p\u003e\n\u003chr data-start=\"1302\" data-end=\"1305\"\u003e\n\u003cp data-start=\"1307\" data-end=\"1324\"\u003e\u003cstrong data-start=\"1307\" data-end=\"1324\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1325\" data-end=\"1671\"\u003e\n\u003cli data-section-id=\"5mjbhv\" data-start=\"1325\" data-end=\"1382\"\u003eNDIR (Non-Dispersive Infrared) gas sensing technology\u003c\/li\u003e\n\u003cli data-section-id=\"477buk\" data-start=\"1383\" data-end=\"1425\"\u003eHigh sensitivity detection performance\u003c\/li\u003e\n\u003cli data-section-id=\"1ae2u3r\" data-start=\"1426\" data-end=\"1468\"\u003eIntegrated NTC thermistor compensation\u003c\/li\u003e\n\u003cli data-section-id=\"1wr1tf0\" data-start=\"1469\" data-end=\"1499\"\u003eWindow size: 1.85 × 1.85mm\u003c\/li\u003e\n\u003cli data-section-id=\"otg91u\" data-start=\"1500\" data-end=\"1542\"\u003eUltra-low noise voltage: 28.68nV\/Hz¹ᐟ²\u003c\/li\u003e\n\u003cli data-section-id=\"1x5r15c\" data-start=\"1543\" data-end=\"1584\"\u003eOperating temperature: -30°C to +85°C\u003c\/li\u003e\n\u003cli data-section-id=\"1545iko\" data-start=\"1585\" data-end=\"1625\"\u003eStorage temperature: -30°C to +100°C\u003c\/li\u003e\n\u003cli data-section-id=\"1g6ymcb\" data-start=\"1626\" data-end=\"1671\"\u003eStable and accurate long-term measurement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1673\" data-end=\"1676\"\u003e\n\u003cp data-start=\"1678\" data-end=\"1695\"\u003e\u003cstrong data-start=\"1678\" data-end=\"1695\"\u003eApplications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1696\" data-end=\"1929\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"ajno4\" data-start=\"1696\" data-end=\"1737\"\u003eIndoor air quality monitoring systems\u003c\/li\u003e\n\u003cli data-section-id=\"1nujrqf\" data-start=\"1738\" data-end=\"1780\"\u003eHVAC and central ventilation equipment\u003c\/li\u003e\n\u003cli data-section-id=\"zbghm9\" data-start=\"1781\" data-end=\"1816\"\u003eIn-car air purification systems\u003c\/li\u003e\n\u003cli data-section-id=\"k7yxk3\" data-start=\"1817\" data-end=\"1853\"\u003eIndustrial gas detection systems\u003c\/li\u003e\n\u003cli data-section-id=\"15sr107\" data-start=\"1854\" data-end=\"1890\"\u003eEnvironmental monitoring devices\u003c\/li\u003e\n\u003cli data-section-id=\"1peuaa5\" data-start=\"1891\" data-end=\"1929\" data-is-last-node=\"\"\u003eSmart air safety and control systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"SENBA","offers":[{"title":"Default Title","offer_id":43908935680065,"sku":null,"price":0.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/4468\/5633\/files\/Sensors_Transducers-01-01.png?v=1777530654","url":"https:\/\/hext.in\/products\/stg-ea22-f4-26f3-91-ndir-gas-sensor-high-sensitivity-ntc-compensation-1-85-1-85mm-window-30-85-c-senba","provider":"Hext by Regent Electronics","version":"1.0","type":"link"}