{"product_id":"air-dominion-12-000-btu-21-1-seer2-single-zone-ceiling-cassette-mini-split-heat-pump-system","title":"Air Dominion 12,000 BTU 21.1 SEER2 Single Zone Ceiling Cassette Mini Split Heat Pump System","description":"\u003cp\u003eThis contractor-ready product summary pairs a flush-mount four-way ceiling cassette and matched inverter condenser with 230V single-phase service, self-cleaning evaporator support, built-in Wi-Fi control, sleep mode, and low-noise operation, helping crews move from review to release with fewer scope gaps.\u003c\/p\u003e\u003ch3\u003eHighlights\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e12,000 BTU cooling and 12,000 BTU heating capacity for single-zone applications\u003c\/li\u003e\n\u003cli\u003e21.1 SEER2 listed efficiency\u003c\/li\u003e\n\u003cli\u003eCoverage of about 400 to 600 sq. ft. in properly matched spaces\u003c\/li\u003e\n\u003cli\u003eLow-temperature heating operation down to -13 F with intelligent defrost\u003c\/li\u003e\n\u003cli\u003eBuilt-in Wi-Fi control with app, voice-assistant support, timer, and sleep mode\u003c\/li\u003e\n\u003cli\u003eIndoor sound levels of 24-46 dBA across fan speeds\u003c\/li\u003e\n\u003cli\u003eFour-way air distribution with center intake and low-profile grille\u003c\/li\u003e\n\u003cli\u003eBuilt-in condensate pump with about 14 in. of lift\u003c\/li\u003e\n\u003cli\u003eFits standard ceiling grid zones; requires about 9.65 in. of ceiling cavity depth\u003c\/li\u003e\n\u003cli\u003eLine set length selected at quote (15 to 50 ft, with control wire)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecification Table\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.1 SEER2, HSPF2 10.4, EER2 12.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e230V nominal, 60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum circuit ampacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.0 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum breaker\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLine set\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 \/ 25 \/ 35 \/ 50 ft insulated kit (selected at quote)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor sound level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24-46 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400-600 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLow-temperature operation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCooling and heating to -13 F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndoor dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.44 W x 22.44 D x 9.65 H in. (cutout 22.05 x 22.05)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30.12 W x 21.85 H x 11.93 D in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12-year compressor \/ 7-year parts with online registration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eIncluded Equipment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCeiling cassette indoor unit with decorative grille\u003c\/li\u003e\n\u003cli\u003eOutdoor condenser\u003c\/li\u003e\n\u003cli\u003eHandheld wireless remote control\u003c\/li\u003e\n\u003cli\u003eInsulated copper line set kit with control wire (length per selected option)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConfirm breaker sizing, disconnect requirements, mounting surface, pad or bracket selection, and condensate routing before release.\u003c\/li\u003e\n\u003cli\u003eSystem sizing, installation, evacuation, charging verification, and commissioning should be completed by a qualified HVAC professional.\u003c\/li\u003e\n\u003cli\u003eReview the final line-set route, accessory bundle, and electrical service during quote review before order release.\u003c\/li\u003e\n\u003cli\u003eElectrical whip, disconnect, surge protection, and mounting pad or bracket are not included and are confirmed during quote review.\u003c\/li\u003e\n\u003cli\u003eLine sets are field-connected flare fittings; evacuation and charge verification by the installing technician are required.\u003c\/li\u003e\n\u003cli\u003eCeiling cutout 22.05 x 22.05 in.; confirm joist spacing and cavity depth (9.65 in. minimum) before release.\u003c\/li\u003e\n\u003cli\u003eCondensate lift beyond the built-in pump's 14 in. requires field drainage planning.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWarranty and Support\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePublished warranty coverage: 12-year compressor \/ 7-year parts with online registration\u003c\/li\u003e\n\u003cli\u003eSelf-diagnostics, sleep mode, turbo mode, and timer support are part of the control feature set\u003c\/li\u003e\n\u003cli\u003eFinal warranty registration and coverage documents are confirmed during quote review\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this a complete matched system?\u003c\/strong\u003e\u003cbr\u003eYes. This listing is structured as a reviewed product configuration with the indoor unit, outdoor condenser, controller, and the accessory configuration shown in the documents.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat size space is it typically used for?\u003c\/strong\u003e\u003cbr\u003eThe published specification summary supports applications of about 400 to 600 sq. ft., but final sizing should always follow room load, insulation conditions, and jobsite layout.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it support Wi-Fi controls?\u003c\/strong\u003e\u003cbr\u003eYes. The published specification summary identifies built-in Wi-Fi control with app and voice-assistant support along with timer and sleep mode operation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat should be confirmed before ordering?\u003c\/strong\u003e\u003cbr\u003eVerify voltage, breaker and disconnect requirements, line-set routing, mounting, and condensate path before release. Final configuration is confirmed during quote review.\u003c\/p\u003e\n\u003ch3\u003eDocuments\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/7490\/0480\/files\/AD-HVAC-SZCC-12K-230-1Z-21S2-submittal_1ba77014-3952-48dd-a92b-1f25e64a5811.pdf?v=1783226522\" target=\"_blank\" rel=\"noopener\"\u003eProduct Submittal Summary (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/7490\/0480\/files\/AD-HVAC-SZCC-12K-230-1Z-21S2-dimensional_4cf20203-352d-4e3d-9a86-ffcf785e35b4.pdf?v=1783226522\" target=\"_blank\" rel=\"noopener\"\u003eDimensional \u0026amp; Fit Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/7490\/0480\/files\/AD-HVAC-SZCC-12K-230-1Z-21S2-install-warranty_b77e051e-4f1b-40bd-b2a8-b544322e9d3f.pdf?v=1783226522\" target=\"_blank\" rel=\"noopener\"\u003eInstallation \u0026amp; Warranty Reference (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Air Dominion","offers":[{"title":"15 ft","offer_id":48917952266496,"sku":"AD-HVAC-SZCC-12K-230-1Z-21S2-15","price":0.0,"currency_code":"USD","in_stock":true},{"title":"25 ft","offer_id":48917952299264,"sku":"AD-HVAC-SZCC-12K-230-1Z-21S2-25","price":0.0,"currency_code":"USD","in_stock":true},{"title":"35 ft","offer_id":48917952332032,"sku":"AD-HVAC-SZCC-12K-230-1Z-21S2-35","price":0.0,"currency_code":"USD","in_stock":true},{"title":"50 ft","offer_id":48917952364800,"sku":"AD-HVAC-SZCC-12K-230-1Z-21S2-50","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0829\/7490\/0480\/files\/38502156894464.png?v=1783225845","url":"https:\/\/ironcinder.com\/products\/air-dominion-12-000-btu-21-1-seer2-single-zone-ceiling-cassette-mini-split-heat-pump-system","provider":"IronCinder","version":"1.0","type":"link"}