{"product_id":"aprilaire-8811-rs-232-rs-485-thermostat-protocol-adapter","title":"AprilAire 8811 RS-232 \/ RS-485 Thermostat Protocol Adapter","description":"\u003cp\u003e\u003cstrong\u003eSerial protocol conversion for legacy AprilAire communicating-thermostat automation systems.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eAprilAire 8811 Protocol Adapter\u003c\/strong\u003e converts the long-distance RS-485 communication used by compatible AprilAire thermostat networks into RS-232 serial communication for a host computer or automation controller.\u003c\/p\u003e\u003cp\u003eAprilAire system documentation uses the 8811 within legacy communicating-thermostat architectures and specifies support for up to 32 thermostats on a compatible system.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eConverts AprilAire RS-485 thermostat communications to RS-232.\u003c\/li\u003e\n\u003cli\u003eSupports up to 32 compatible communicating thermostats.\u003c\/li\u003e\n\u003cli\u003eDesigned for host-computer \/ automation-system serial integration.\u003c\/li\u003e\n\u003cli\u003eIncludes serial connection hardware and power supply in standard packaging.\u003c\/li\u003e\n\u003cli\u003eUseful for system communication troubleshooting and integration.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplication \u0026amp; Compatibility\u003c\/h2\u003e\u003cp\u003eThe 8811 is a legacy automation accessory, not a general-purpose USB or Ethernet interface. Confirm the thermostat generation, distribution-panel architecture and host serial requirements before ordering.\u003c\/p\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003e8811\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eThermostat protocol adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eThermostat Network Side\u003c\/th\u003e\n\u003ctd\u003eRS-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eHost Side\u003c\/th\u003e\n\u003ctd\u003eRS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaximum Supported Thermostats\u003c\/th\u003e\n\u003ctd\u003eUp to 32 compatible thermostats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eRelated AprilAire Products\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eAprilAire 8062 Temperature \u0026amp; Humidity Support Module for 8870 Thermostat\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eWhat does the 8811 convert?\u003c\/h3\u003e\u003cp\u003eIt converts the AprilAire communicating-thermostat RS-485 signal to RS-232 for a compatible host or automation controller.\u003c\/p\u003e\u003ch3\u003eHow many thermostats can it support?\u003c\/h3\u003e\u003cp\u003eAprilAire documentation and distributor specification sheets state support for up to 32 compatible communicating thermostats.\u003c\/p\u003e\u003ch3\u003eIs it intended for S86 thermostats?\u003c\/h3\u003e\u003cp\u003eNo. Treat the 8811 as a legacy communicating-system accessory and verify the exact architecture before ordering.\u003c\/p\u003e","brand":"Aprilaire","offers":[{"title":"Default Title","offer_id":48144688251043,"sku":"rgq1789512791978","price":133.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/3114\/7683\/files\/aprilaire-8811-rs-232-rs-485-thermostat-protocol-adapter_1.jpg?v=1789512798","url":"https:\/\/seersuckerwear.shop\/products\/aprilaire-8811-rs-232-rs-485-thermostat-protocol-adapter","provider":"My Store","version":"1.0","type":"link"}