{"product_id":"mrcool-diy-5th-gen-3-zone-54-000-btu-ceiling-cassette-ductless-mini-split-air-conditioner-heat-pump-with-pre-charged-line-sets-18k-18k-18k-diym355hp-diym355hpc05d00","title":"MRCOOL DIY 5th Gen 3-Zone 54,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner \u0026 Heat Pump with Pre-Charged Line Sets (18K+18K+18K), DIYM355HP, DIYM355HPC05D00","description":"\u003cstyle\u003e\n    .iron-theme{--black:#0b0b0b;--gray:#6b7280;--red:#c1121f;--red2:#e11d2e;--border:#e5e7eb;--soft:#f8fafc;font-family:Arial,Helvetica,sans-serif;color:var(--black);max-width:1100px;margin:0 auto;line-height:1.7;}\n    .shell{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 28px rgba(0,0,0,.08);}\n    .top{padding:24px;} .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:0 0 8px;}\n    .sub{margin:12px 0 0;font-size:15px;max-width:100ch;}\n    .stripe{height:8px;background:linear-gradient(90deg,var(--red) 0%,var(--red) 70%,var(--red2) 100%);}\n    .content{padding:24px;background:var(--soft);}\n    .card{border:1px solid var(--border);border-radius:16px;background:#fff;padding:20px;margin:18px 0;box-shadow:0 8px 22px rgba(0,0,0,.06);}\n    h2{margin:0 0 12px;font-size:19px;font-weight:900;text-transform:uppercase;display:flex;align-items:center;gap:10px;}\n    h2:before{content:\"\";width:10px;height:10px;background:var(--red);border-radius:2px;}\n    ul{margin:0;padding-left:20px;} ul li{margin:8px 0;}\n    table{width:100%;border-collapse:collapse;font-size:14px;}\n    th, td{border:1px solid var(--border);padding:10px;text-align:left;}\n    th{background:#f3f4f6;font-size:12px;text-transform:uppercase;font-weight:900;}\n    .callout{border:1px dashed rgba(193,18,31,.5);background:rgba(193,18,31,.06);border-radius:12px;padding:14px;font-size:14px;margin-top:12px;}\n\u003c\/style\u003e\n\u003csection class=\"iron-theme\"\u003e\n\u003cdiv class=\"shell\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cp class=\"kicker\"\u003e54,000 BTU Connected Capacity • Symmetrical 3-Zone Layout • 6-Zone Capable Condenser\u003c\/p\u003e\n\u003ch2\u003eMRCOOL® DIY® 5th Gen 3-Zone Ceiling Cassette Mini Split (18K+18K+18K)\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eThe \u003cstrong\u003eMRCOOL® DIY® 5th Generation 54,000 BTU 3-Zone Ceiling Cassette Mini Split\u003c\/strong\u003e pairs a 6-zone capable 55K BTU condenser with three matched 18K OuttaSight® one-way ceiling cassettes. All three zones deliver identical output, making this the top-capacity choice for three large, comparable rooms. Each cassette mounts flush between 16\" ceiling joists, including pre-manufactured I-joists, so no wall space is given up to equipment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stripe\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"content\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eSystem Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced Symmetrical Zoning:\u003c\/strong\u003e Three matched 18K cassettes, each covering up to 800 sq. ft., for even comfort across three large rooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlush Ceiling Integration:\u003c\/strong\u003e Low-profile cassettes fit between 16\" joists for a clean architectural finish — no ductwork, no wall penetrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Expansion Headroom:\u003c\/strong\u003e The 55K condenser supports up to six zones, leaving three ports open for future handlers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue DIY Installation:\u003c\/strong\u003e Patented pre-charged Quick Connect® line sets eliminate vacuuming, charging, and professional trade labor. Every line set in this kit includes the DIYPro® cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElevation Filter Access:\u003c\/strong\u003e The panel lowers on demand so filters can be cleaned without dismantling the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Control:\u003c\/strong\u003e Wireless remotes, the SmartHVAC app for iOS and Android, plus Amazon Alexa and Google Assistant support out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × DIY-MULTI6-55HP230D-O — 55K BTU Multi-Zone Condenser, 230V (6-zone capable)\u003c\/li\u003e\n\u003cli\u003e3 × DIYCASSETTE18HP-230D25-O — 18K BTU OuttaSight® One-Way Ceiling Cassette, 230V\u003c\/li\u003e\n\u003cli\u003e3 × Pre-charged 1\/4\" × 1\/2\" Quick Connect® line sets with DIYPro® cable — lengths selected above\u003c\/li\u003e\n\u003cli\u003eWireless remotes, mounting hardware, and installation documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eCondenser Specifications — DIY-MULTI6-55HP230D-O\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSEER2 \/ EER2\u003c\/th\u003e\n\u003ctd\u003e22 \/ 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHSPF2-4 \/ HSPF2-5\u003c\/th\u003e\n\u003ctd\u003e10.6 \/ 8.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling \/ Heating Capacity\u003c\/th\u003e\n\u003ctd\u003e47,000 BTU \/ 55,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTonnage\u003c\/th\u003e\n\u003ctd\u003e4.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eZone Capacity\u003c\/th\u003e\n\u003ctd\u003e6 (3 used in this kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical\u003c\/th\u003e\n\u003ctd\u003e208–230V, 1 Phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Fuse Breaker \/ MCA\u003c\/th\u003e\n\u003ctd\u003e45A \/ 43A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRefrigerant\u003c\/th\u003e\n\u003ctd\u003eR-454B, 151.68 oz (pre-charged)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompressor \/ Inverter\u003c\/th\u003e\n\u003ctd\u003eRotary \/ DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSound Level\u003c\/th\u003e\n\u003ctd\u003e64 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Total Line Set Length\u003c\/th\u003e\n\u003ctd\u003e221.4 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Dimensions (D×H×W)\u003c\/th\u003e\n\u003ctd\u003e16.34\" × 52.48\" × 37.48\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e245.81 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eZone Configuration — DIYCASSETTE18HP-230D25-O (×3)\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eCapacity \/ Coverage\u003c\/th\u003e\n\u003ctd\u003e18,000 BTU — up to 800 sq. ft. per zone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAir Flow Direction\u003c\/th\u003e\n\u003ctd\u003e1-Way\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCFM\u003c\/th\u003e\n\u003ctd\u003e400 \/ 352 \/ 300 \/ 207 \/ 207\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSound Level\u003c\/th\u003e\n\u003ctd\u003e41.5 dBA (26 low \/ 44 high)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBlower Motor RPM\u003c\/th\u003e\n\u003ctd\u003e1344 \/ 1184 \/ 1024\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRated Load\u003c\/th\u003e\n\u003ctd\u003e1.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLine Set Sizes\u003c\/th\u003e\n\u003ctd\u003e1\/4\" Liquid • 1\/2\" Suction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions \u0026amp; Weight\u003c\/th\u003e\n\u003ctd\u003e50.31\"W × 13.19\"D × 8.98\"H (45 lbs each)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLine Set Options\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003ctd\u003eDIY25-1412C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e35 ft\u003c\/td\u003e\n\u003ctd\u003eDIY35-1412C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50 ft\u003c\/td\u003e\n\u003ctd\u003eDIY50-1412C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eEngineering \u0026amp; Warranty\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Fin® Corrosion Protection\u003c\/strong\u003e against humidity and coastal salt exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Inverter Drive\u003c\/strong\u003e scales output to match thermal load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-454B Refrigerant\u003c\/strong\u003e — more efficient and eco-friendly than R-410A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e Intertek listed 5031495, UL Listed, ETL Listed, ENERGY STAR® certified, AHRI certified.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5-year parts and 7-year compressor coverage, eligible for the MRCOOL® Care Program.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"callout\"\u003e\n\u003cstrong\u003eShipping restrictions:\u003c\/strong\u003e Ceiling cassettes cannot be shipped to Guam, Puerto Rico, or the U.S. Virgin Islands.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eProposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"MRCOOL","offers":[{"title":"25ft \/ 25ft \/ 25ft","offer_id":53618544214381,"sku":"DIYM355HPC05D00-25-25-25","price":9437.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 25ft \/ 35ft","offer_id":53618544247149,"sku":"DIYM355HPC05D00-25-25-35","price":9511.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 25ft \/ 50ft","offer_id":53618544279917,"sku":"DIYM355HPC05D00-25-25-50","price":9600.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 25ft","offer_id":53618544312685,"sku":"DIYM355HPC05D00-25-35-25","price":9511.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 35ft","offer_id":53618544345453,"sku":"DIYM355HPC05D00-25-35-35","price":9585.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 50ft","offer_id":53618544378221,"sku":"DIYM355HPC05D00-25-35-50","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 25ft","offer_id":53618544410989,"sku":"DIYM355HPC05D00-25-50-25","price":9600.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 35ft","offer_id":53618544443757,"sku":"DIYM355HPC05D00-25-50-35","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 50ft","offer_id":53618544476525,"sku":"DIYM355HPC05D00-25-50-50","price":9763.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 25ft","offer_id":53618544509293,"sku":"DIYM355HPC05D00-35-25-25","price":9511.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 35ft","offer_id":53618544542061,"sku":"DIYM355HPC05D00-35-25-35","price":9585.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 50ft","offer_id":53618544574829,"sku":"DIYM355HPC05D00-35-25-50","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 25ft","offer_id":53618544607597,"sku":"DIYM355HPC05D00-35-35-25","price":9585.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 35ft","offer_id":53618544640365,"sku":"DIYM355HPC05D00-35-35-35","price":9659.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 50ft","offer_id":53618544673133,"sku":"DIYM355HPC05D00-35-35-50","price":9748.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 25ft","offer_id":53618544705901,"sku":"DIYM355HPC05D00-35-50-25","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 35ft","offer_id":53618544738669,"sku":"DIYM355HPC05D00-35-50-35","price":9748.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 50ft","offer_id":53618544771437,"sku":"DIYM355HPC05D00-35-50-50","price":9837.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 25ft","offer_id":53618544804205,"sku":"DIYM355HPC05D00-50-25-25","price":9600.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 35ft","offer_id":53618544836973,"sku":"DIYM355HPC05D00-50-25-35","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 50ft","offer_id":53618544869741,"sku":"DIYM355HPC05D00-50-25-50","price":9763.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 25ft","offer_id":53618544902509,"sku":"DIYM355HPC05D00-50-35-25","price":9674.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 35ft","offer_id":53618544935277,"sku":"DIYM355HPC05D00-50-35-35","price":9748.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 50ft","offer_id":53618544968045,"sku":"DIYM355HPC05D00-50-35-50","price":9837.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 25ft","offer_id":53618545000813,"sku":"DIYM355HPC05D00-50-50-25","price":9763.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 35ft","offer_id":53618545033581,"sku":"DIYM355HPC05D00-50-50-35","price":9837.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 50ft","offer_id":53618545066349,"sku":"DIYM355HPC05D00-50-50-50","price":9926.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/6996\/6445\/files\/3zone48k_ceilingcassete_8d1447e2-f7c2-4fa5-86f5-0eacf7cf7019.png?v=1785347492","url":"https:\/\/ironlinetools.com\/products\/mrcool-diy-5th-gen-3-zone-54-000-btu-ceiling-cassette-ductless-mini-split-air-conditioner-heat-pump-with-pre-charged-line-sets-18k-18k-18k-diym355hp-diym355hpc05d00","provider":"Iron Line Tools","version":"1.0","type":"link"}