{"product_id":"honeywell-th9421c1004-visionpro-iaq-7-day-programmable-touchscreen-thermostat","title":"Honeywell TH9421C1004 VisionPRO IAQ 7-Day Programmable Touchscreen Thermostat","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp class=\"\"\u003eThe Honeywell TH9421C1004 VisionPRO IAQ thermostat is a premium programmable touchscreen thermostat that provides precise comfort control for complex HVAC systems, including up to 4 stages of heating and 2 stages of cooling for heat pumps, and 3 heat\/2 cool conventional systems.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"height: 448.347px; width: 100%;\" width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 27.5694px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 49.9439%; text-align: left; height: 27.5694px;\"\u003eCondition\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 49.6917%; height: 27.5694px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 22.0278px;\"\u003e\n\u003cth class=\"text-left text-body1 text-bold py-10 pr-10 desktop:pr-[10rem] desktop:text-nowrap\" style=\"width: 49.9439%; text-align: left; height: 22.0278px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd class=\"text-left text-body1 py-10 desktop:w-[60%]\" style=\"width: 49.6917%; height: 22.0278px;\"\u003e\u003cspan\u003eHoneywell\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24.875px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 24.875px;\"\u003eCategory\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 24.875px;\"\u003e\n\u003cdiv class=\"mt-1 md:mt-0 column-left basis-2\/4 divide-y divide-rad-gray-10 border-b-[0.0625rem] border-rad-gray-10 md:border-0\"\u003e\n\u003cdiv class=\"flex gap-[1.75rem] md:gap-x-0 xl:gap-x-[1.875rem]\"\u003e\n\u003cdiv class=\"text-body-4 w-full font-light py-5 pl-4 md:py-6 md:pl-6 text-rad-gray-70\"\u003e\n\u003cdiv class=\"max-w-[8rem] break-words\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cspan\u003eControls \u0026amp; Indicators\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 25.6944px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 25.6944px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 25.6944px;\"\u003e\u003cspan\u003eTH9421C1004\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 20.4028px;\"\u003e\n\u003cth style=\"width: 49.9439%; text-align: left; height: 20.4028px;\"\u003e\u003cspan\u003eSubcategory\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd style=\"width: 49.6917%; height: 20.4028px;\"\u003e\u003cspan\u003e\u003cspan\u003eThermostat\u003c\/span\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eVisionPRO IAQ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eMulti-Stage (3 Heat\/2 Cool Conventional, 4 Heat\/2 Cool HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eProgrammability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e7-Day\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eUser Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eTouchscreen (10 sq-in universal display)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003ePower Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eCommunicating (20–30 VAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eHorizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eHumidity Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eYes (10–60% RH humidification, 40–80% RH dehumidification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eTemperature Settings\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eHeating: 40–90°F, Cooling: 60–99°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eDifferential Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e±1°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eChangeover\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eAuto \/ Manual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eFan Control\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eAuto \/ On \/ Circulate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e12 to 30 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eAmperage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e0.6 to 1 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e20 to 30 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eHumidity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e5 to 90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eSensing Element\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eThermistor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eDimensions (HxWxD)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e4-9\/16\" × 6\" × 1-1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003ePremier White\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eWiring Terminals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e1, 2, 3, C, RH, R, RC, Y, Y2, G, L, Vnt2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eWireless\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eBattery Info\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003eLithium metal (contained in equipment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 49.9439%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 49.6917%;\"\u003e3.00 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003cspan style=\"font-size: 0.875rem;\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cspan\u003eTH9421C1004\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe TH9421C1004 is ideal for residential and light commercial applications requiring advanced climate control with minimal wiring. It features dual-fuel control for heat pump systems, built-in humidity control, and compatibility with indoor air quality devices. The touchscreen interface enhances user experience, and the unit supports both automatic and manual changeover. Its programming capability allows for 7-day custom schedules, making it suitable for varying daily needs. The thermostat contributes to energy efficiency while improving occupant comfort and indoor air quality.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced Dual-Fuel Control: Automatically manages heat pump and backup heat sources for maximum efficiency.\u003c\/li\u003e\n\u003cli\u003eTouchscreen Interface: Large 10 sq-in backlit touchscreen for intuitive control and programming.\u003c\/li\u003e\n\u003cli\u003eThree-Wire Installation: Simplifies upgrades and retrofits by reducing wiring requirements.\u003c\/li\u003e\n\u003cli\u003eIAQ Integration: Manages temperature, humidity, and ventilation from one interface.\u003c\/li\u003e\n\u003cli\u003eAuto Changeover: Switches between heating and cooling modes as needed.\u003c\/li\u003e\n\u003cli\u003eReal-Time Clock: Maintains time during power failures for accurate scheduling.\u003c\/li\u003e\n\u003cli\u003eHumidity Management: Supports 10–60% RH humidification and 40–80% RH dehumidification ranges.\u003c\/li\u003e\n\u003cli\u003eClean Air Ventilation: Facilitates air exchange to remove indoor pollutants effectively.\u003c\/li\u003e\n\u003cli\u003eEnergy Efficient Scheduling: 7-day programming for customized energy savings.\u003c\/li\u003e\n\u003cli\u003ePremier White Design: Clean, modern appearance blends with residential décor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":50375270727978,"sku":"TH9421C1004","price":669.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_bf655cf9-dfd2-4e28-8345-f6d3d8c63434.webp?v=1772016065","url":"https:\/\/iqelectro.com\/products\/honeywell-th9421c1004-visionpro-iaq-7-day-programmable-touchscreen-thermostat","provider":"IQElectro","version":"1.0","type":"link"}