{"id":9657,"date":"2026-08-18T10:00:23","date_gmt":"2026-08-18T10:00:23","guid":{"rendered":"https:\/\/airmate.cc\/?post_type=product&p=9657"},"modified":"2026-08-18T10:01:27","modified_gmt":"2026-08-18T10:01:27","slug":"ag-55962779962","status":"publish","type":"product","link":"https:\/\/airmate.cc\/zh\/product\/ag-55962779962\/","title":{"rendered":"\u6c14\u4f53\u6d53\u5ea6\u68c0\u6d4b\u4eea\u4e3b\u677f\uff5c4-20mA \/ RS485 \/ \u7ee7\u7535\u5668 \/ LED"},"content":{"rendered":"
\n
\n

Product Details<\/h2>\n

as Concentration Detector Main Board for gas alarm and gas detection equipment.<\/p>\n

<\/p>\n

This product is a gas detector control board developed for gas concentration detection, alarm output and industrial sensor applications. It can be used with different gas sensor modules and metal detector housings, suitable for gas alarm assembly, equipment maintenance, product development and OEM projects.<\/p>\n

<\/p>\n

Main Features:<\/p>\n

– Gas detection source manufacturer<\/p>\n

– Circuit board development and technical support<\/p>\n

– Support OEM and customized projects<\/p>\n

– Suitable for multiple gas sensor modules<\/p>\n

– Support 4-20mA analog output<\/p>\n

– Support RS485 communication output<\/p>\n

– 2-channel relay output<\/p>\n

– Can connect external LCD \/ LED display board<\/p>\n

– Optional 4G communication module<\/p>\n

– Optional wireless LoRa module<\/p>\n

– Fast response and stable performance<\/p>\n

– Suitable for many metal gas detector housings<\/p>\n

<\/p>\n

Application:<\/p>\n

– Gas alarm equipment<\/p>\n

– Gas concentration detector<\/p>\n

– Industrial gas monitoring device<\/p>\n

– Sensor control system<\/p>\n

– OEM \/ ODM gas detection products<\/p>\n

– Gas detector repair and upgrade<\/p>\n

<\/p>\n

Available Parts:<\/p>\n

– Gas alarm main PCB<\/p>\n

– LED high-brightness display board<\/p>\n

– 4G communication module<\/p>\n

– Wireless LoRa module<\/p>\n

– Gas sensor module connection board<\/p>\n

<\/p>\n

Customization Support:<\/p>\n

We support circuit board development, firmware adjustment, display interface customization, sensor matching, OEM production and technical support. If you need batch production or special functions, please contact us before placing an order.<\/p>\n

<\/p>\n

Note:<\/p>\n

This is a professional electronic circuit board part. It may require wiring, debugging and installation experience. Please confirm your sensor type, output signal and required function before purchase.<\/p>\n<\/section>\n

\n

Available Models & Reference Prices<\/h2>\n
\n\n\n\n\n\n\n\n\n
name<\/th>\nModel \/ SKU<\/th>\nReference Price<\/th>\n<\/tr>\n<\/thead>\n
LCD Set<\/td>\nLCD Set<\/td>\n$62.33 USD<\/span><\/td>\n<\/tr>\n
LED Set<\/td>\nLED Set<\/td>\n$40.26 USD<\/span><\/td>\n<\/tr>\n
LED LoRa Set<\/td>\nLED LoRa Set<\/td>\n$129.79 USD<\/span><\/td>\n<\/tr>\n
LED 4G Set<\/td>\nLED 4G Set<\/td>\n$129.79 USD<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The displayed currency follows the current language. Prices are for selection reference only; contact us to confirm the final quotation, lead time, and configuration.<\/p>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"

as Concentration Detector Main Board for gas alarm and gas detection equipment. This product is a gas detector control board developed for gas concentration detection, alarm output and industrial sensor applications. It can be used with different gas sensor\u2026<\/p>","protected":false},"featured_media":9658,"comment_status":"open","ping_status":"closed","template":"","meta":{"_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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Concentration Detector Main Board for gas alarm and gas detection equipment. This product is a gas detector control board developed for gas concentration detection, alarm output and industrial sensor applications. It can be used with different gas sensor\u2026","_links":{"self":[{"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product\/9657","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/comments?post=9657"}],"version-history":[{"count":1,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product\/9657\/revisions"}],"predecessor-version":[{"id":9680,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product\/9657\/revisions\/9680"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/media\/9658"}],"wp:attachment":[{"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/media?parent=9657"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product_brand?post=9657"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product_cat?post=9657"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/airmate.cc\/zh\/wp-json\/wp\/v2\/product_tag?post=9657"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}