{"product_id":"mrcool-diy-5th-gen-multi-zone-6-zone-55-000-btu-22-seer2-12k-12k-12k-12k-12k-12k-ductless-mini-split-air-conditioner-and-heat-pump-with-ceiling-cassettes","title":"MRCOOL DIY 5th Gen Multi-Zone 6-Zone 55,000 BTU 22 SEER2 (12K + 12K + 12K + 12K + 12K + 12K) Ductless Mini Split Heat Pump \u0026 Air Conditioner with Ceiling Cassette Units","description":"\u003csection style=\"margin: 0 auto; max-width: 980px; padding: 24px 16px; line-height: 1.6;\" class=\"mrcool-6zone-diy\"\u003e\n\u003ch1 style=\"font-size: 2rem; margin: 0 0 8px;\"\u003eMRCOOL DIY 5th Gen 55,000 BTU 6-Zone Ceiling Cassette Mini-Split System | DIY-MULTI6-55HP230D-O\u003c\/h1\u003e\n\u003cp style=\"margin: 0 0 16px;\"\u003eThe \u003cstrong\u003eMRCOOL DIY 5th Gen 55,000 BTU 6-Zone Ceiling Cassette Mini-Split\u003c\/strong\u003e is the largest-capacity DIY multi-zone system available. Pair the high-output condenser with your choice of \u003cstrong\u003elow-profile ceiling cassette air handlers\u003c\/strong\u003e to heat and cool up to \u003cstrong\u003esix individual zones\u003c\/strong\u003e with whisper-quiet performance, premium efficiency, and \u003cstrong\u003etrue DIY installation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 16px;\"\u003eMix and match \u003cstrong\u003e6K, 9K, 12K, and 18K\u003c\/strong\u003e cassette sizes for bedrooms, living areas, offices, shops, garages, or large open spaces. With up to \u003cstrong\u003e22 SEER2\u003c\/strong\u003e cooling efficiency and \u003cstrong\u003eHSPF2-4 10.6\u003c\/strong\u003e, this system delivers serious comfort while helping lower utility bills — even in extremes (heats to \u003cstrong\u003e-13°F\u003c\/strong\u003e, cools to \u003cstrong\u003e122°F\u003c\/strong\u003e).\u003c\/p\u003e\n\u003c!-- Highlights --\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 16px; margin: 24px 0;\"\u003e\n\u003ch2 style=\"font-size: 1.15rem; margin: 0 0 10px;\"\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul style=\"padding-left: 18px; margin: 0;\"\u003e\n\u003cli\u003e✔ \u003cstrong\u003e6 zones\u003c\/strong\u003e from a single 55K condenser for whole-home or multi-room comfort.\u003c\/li\u003e\n\u003cli\u003e✔ Compatible with \u003cstrong\u003e6K \/ 9K \/ 12K \/ 18K\u003c\/strong\u003e ceiling cassette air handlers (flush-mount, low-profile).\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eUp to 22 SEER2\u003c\/strong\u003e, \u003cstrong\u003eHSPF2-4 10.6\u003c\/strong\u003e, \u003cstrong\u003eHSPF2-5 8.5\u003c\/strong\u003e for excellent efficiency.\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eQuick-Connect®\u003c\/strong\u003e pre-charged line sets: no vacuum pump, no charging required (sold separately).\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eDIYPro® cable\u003c\/strong\u003e included — eliminates electrical conduit for easier installs.\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eSmart control\u003c\/strong\u003e with app, Alexa, and Google Assistant; Energy usage stats \u0026amp; scheduling.\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eGold Fin®\u003c\/strong\u003e anti-corrosion coating on the condenser for long life.\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eFollow Me®\u003c\/strong\u003e remote tracks temp around you for pinpoint comfort.\u003c\/li\u003e\n\u003cli\u003e✔ \u003cstrong\u003eEnergy Star\u003c\/strong\u003e, \u003cstrong\u003eAHRI\u003c\/strong\u003e, \u003cstrong\u003eETL\/UL\u003c\/strong\u003e listed for verified performance.\u003c\/li\u003e\n\u003cli\u003e✔ Strong warranty: \u003cstrong\u003e5-yr parts\u003c\/strong\u003e, \u003cstrong\u003e7-yr compressor\u003c\/strong\u003e, and extended Limited Lifetime with MRCOOL® Care enrollment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- Pro Tip --\u003e\n\u003cdiv style=\"border: 1px solid #ffcb05; background: #fff9e6; border-radius: 12px; padding: 16px; margin: 20px 0;\"\u003e\n\u003cstrong\u003e💡 Pro Tip:\u003c\/strong\u003e MRCOOL \u003cstrong\u003eDIY ceiling cassettes\u003c\/strong\u003e include the \u003cstrong\u003eWMK-19 Smart HVAC Wi-Fi Controller\u003c\/strong\u003e (plug-and-play). Connect it to your air handler, pair to Wi-Fi, and control the system via the \u003cstrong\u003eMRCOOL\u003c\/strong\u003e or \u003cstrong\u003eSmartHVAC\u003c\/strong\u003e apps — with built-in \u003cstrong\u003eAlexa\u003c\/strong\u003e and \u003cstrong\u003eGoogle\u003c\/strong\u003e voice support.\u003c\/div\u003e\n\u003c!-- Technical Specs (Condenser: DIY-MULTI6-55HP230D-O) --\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 16px; margin: 16px 0;\"\u003e\n\u003ch2 style=\"font-size: 1.15rem; margin: 0 0 6px;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul style=\"padding-left: 18px; margin: 0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Series:\u003c\/strong\u003e MRCOOL — DIY 5th Gen Multi-Zone Mini-Splits\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel (Condenser):\u003c\/strong\u003e DIY-MULTI6-55HP230D-O\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling \/ Heating Capacity:\u003c\/strong\u003e 47,000 BTU \/ 55,000 BTU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZones:\u003c\/strong\u003e Up to 6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficiency:\u003c\/strong\u003e SEER2 22; EER2 12; HSPF2-4 10.6; HSPF2-5 8.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R-454B (151.68 oz)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e 208\/230V, 1-Phase, 60 Hz; Min. Circuit Ampacity 43A; Max Fuse\/Breaker 45A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSound Rating:\u003c\/strong\u003e 64 dBA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Set Compatibility:\u003c\/strong\u003e 25 ft standard; max combined length 221.4 ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine Sizes:\u003c\/strong\u003e Liquid 1\/4\"; Suction: (3\/8\" × 4) and (1\/2\" × 2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverter Compressor:\u003c\/strong\u003e DC Rotary\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Range:\u003c\/strong\u003e Heat to −13°F; Cool to 122°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e Energy Star, AHRI, ETL\/UL, Intertek Listed 5031495\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Control:\u003c\/strong\u003e Wi-Fi, App, Alexa, Google Assistant (WMK-19)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e White\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondenser Dimensions (WxHxD):\u003c\/strong\u003e 37.48\" × 52.48\" × 16.34\" (Net)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondenser Weight:\u003c\/strong\u003e 245.81 lbs (Net)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Dimensions (WxHxD):\u003c\/strong\u003e 43.11\" × 58.27\" × 19.49\" (Gross)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 267.46 lbs (Gross)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5-yr parts \/ 7-yr compressor; Extended Limited Lifetime with MRCOOL® Care (registration required)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU \/ UPC \/ GTIN:\u003c\/strong\u003e DIY-MULTI6-55HP230D-O \/ 840255587488 \/ 840255587488\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: .95rem; color: #444; margin: 10px 0 0;\"\u003e\u003cem\u003eNote:\u003c\/em\u003e Quick-Connect® pre-charged line sets and ceiling cassette air handlers are sold separately to build your ideal 6-zone package.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- Why buy --\u003e\n\u003cdiv style=\"border: 1px solid #eee; border-radius: 12px; padding: 14px; margin-bottom: 18px;\"\u003e\n\u003cstrong\u003eWhy buy from this retailer?\u003c\/strong\u003e Genuine MRCOOL equipment, expert support, and \u003cstrong\u003enationwide delivery\u003c\/strong\u003e — perfect for DIYers who want pro-level results without pro-level labor costs.\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- JSON-LD: Product with Nationwide Shipping (this retailer) --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- Meta SEO fallbacks (optional if you use Shopify SEO fields) --\u003e\n\u003cp\u003e\u003cmeta name=\"title\" content=\"MRCOOL DIY 5th Gen 55,000 BTU 6-Zone Ceiling Cassette Mini-Split | DIY-MULTI6-55HP230D-O\"\u003e \u003cmeta name=\"description\" content=\"Build a powerful DIY 6-zone mini-split with the MRCOOL DIY 5th Gen 55K system. Supports 6K\/9K\/12K\/18K ceiling cassettes, up to 22 SEER2, Wi-Fi app control, Alexa\/Google, and Quick-Connect line sets. Nationwide delivery from this retailer.\"\u003e\u003c\/p\u003e","brand":"MRCOOL®","offers":[{"title":"Default Title","offer_id":52642678997311,"sku":"DIYM655121212121212-CC","price":12458.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0931\/2128\/2367\/files\/mrcool-diy-5th-gen-55k-6-zone-mini-split-condenser-diy-multi6-55hp230d-o.jpg?v=1775250758","url":"https:\/\/homecrucial.com\/products\/mrcool-diy-5th-gen-multi-zone-6-zone-55-000-btu-22-seer2-12k-12k-12k-12k-12k-12k-ductless-mini-split-air-conditioner-and-heat-pump-with-ceiling-cassettes","provider":"Home Crucial","version":"1.0","type":"link"}