{"product_id":"mrcool-diy-5th-gen-mini-split-4-zone-48-000-btu-mini-split-condenser-230v-with-18k-18k-9k-6k-ceiling-cassette-air-handler-diy5-4zc-48hp-18k18k9k6k","title":"MRCOOL DIY 5th Gen Mini Split - 4-Zone 48,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 18K + 9K + 6K Ceiling Cassette Air Handlers - DIY5-4ZC-48HP-18K18K9K6K","description":"\u003ch2\u003eMRCOOL DIY 5th Gen Mini Split - 4-Zone 48,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 18K + 9K + 6K Ceiling Cassette Air Handlers - DIY5-4ZC-48HP-18K18K9K6K\u003c\/h2\u003e\n\u003cp\u003eTake control of your home’s comfort with the MRCOOL 5th Gen DIY Multi-Zone Mini Split System — the ultimate solution for efficient, customizable, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etrue DIY-friendly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eheating and cooling.\u003c\/p\u003e\n\u003cp\u003eThis powerful\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e48K 4-Zone\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003esystem includes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003etwo\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e18K, one 9K\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eand\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003eone 6K\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eceiling cassette air handlers.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCustomize mini-split system:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003echoose the perfect line set length for each zone just above the “Add to Cart” button.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Efficient Cooling \u0026amp; Heating:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eEnjoy up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e21.8 SEER2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e10 HSPF2-4\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003efor energy-efficient year-round comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-Profile Ceiling Cassette Design:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFlush-mounted unit fits between standard ceiling joists for a clean, built-in look.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY-Friendly QuickConnect Installation:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eNo vacuuming or professional tools needed — pre-charged line sets make setup fast and simple.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Voice \u0026amp; App Control:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eFull control via SmartHVAC app, Alexa, Google Assistant, or included wireless remote.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEco-Conscious Refrigerant:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUses R-454B refrigerant with a low environmental impact.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry-Leading Warranty:\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003eIncludes 5-year parts, 7-year compressor, and lifetime replacement with MRCOOL Care registration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"28\" data-end=\"272\"\u003e\n\u003cp data-start=\"30\" data-end=\"272\"\u003e\u003cstrong data-start=\"30\" data-end=\"60\"\u003eMulti-Zone Climate Control\u003c\/strong\u003e\u003cbr data-start=\"60\" data-end=\"63\"\u003eThe MRCOOL DIY 5th Gen Mini Split 48,000 BTU system provides four-zone cooling and heating with ceiling cassette air handlers (18K, 12K, 12K, 6K), allowing precise temperature management throughout the home.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"274\" data-end=\"396\"\u003e\n\u003cp data-start=\"276\" data-end=\"396\"\u003e\u003cstrong data-start=\"276\" data-end=\"302\"\u003eHigh Energy Efficiency\u003c\/strong\u003e\u003cbr data-start=\"302\" data-end=\"305\"\u003eWith a 21.8 SEER2 rating, it delivers significant energy savings and lower utility costs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"398\" data-end=\"550\"\u003e\n\u003cp data-start=\"400\" data-end=\"550\"\u003e\u003cstrong data-start=\"400\" data-end=\"429\"\u003eDIY-Friendly Installation\u003c\/strong\u003e\u003cbr data-start=\"429\" data-end=\"432\"\u003eQuick Connect™ fittings and pre-charged line sets make installation straightforward, even without professional help.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"552\" data-end=\"702\"\u003e\n\u003cp data-start=\"554\" data-end=\"702\"\u003e\u003cstrong data-start=\"554\" data-end=\"582\"\u003eSmart Home Compatibility\u003c\/strong\u003e\u003cbr data-start=\"582\" data-end=\"585\"\u003eWorks with the MRCOOL Smart HVAC Controller, enabling remote control via smartphone for convenience and automation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"704\" data-end=\"874\"\u003e\n\u003cp data-start=\"706\" data-end=\"874\"\u003e\u003cstrong data-start=\"706\" data-end=\"736\"\u003eComplete All-In-One System\u003c\/strong\u003e\u003cbr data-start=\"736\" data-end=\"739\"\u003eIncludes the outdoor condenser, four indoor cassette units, wireless remotes, line sets, and smart controller for a turnkey solution.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"241\" data-end=\"449\"\u003e\u003cstrong data-start=\"241\" data-end=\"298\"\u003eQ: What is the MRCOOL DIY 4-Zone Mini Split used for?\u003c\/strong\u003e\u003cbr data-start=\"298\" data-end=\"301\"\u003eA: It is a ductless air conditioner and heat pump system that provides both cooling and heating for up to four separate zones in a home or office.\u003c\/p\u003e\n\u003cp data-start=\"451\" data-end=\"629\"\u003e\u003cstrong data-start=\"451\" data-end=\"493\"\u003eQ: What is the total cooling capacity?\u003c\/strong\u003e\u003cbr data-start=\"493\" data-end=\"496\"\u003eA: The system delivers 48,000 BTU of total cooling capacity, distributed across four indoor air handlers: 18K + 12K + 12K + 6K BTU.\u003c\/p\u003e\n\u003cp data-start=\"631\" data-end=\"795\"\u003e\u003cstrong data-start=\"631\" data-end=\"674\"\u003eQ: How are the indoor units configured?\u003c\/strong\u003e\u003cbr data-start=\"674\" data-end=\"677\"\u003eA: Includes ceiling cassette air handlers for each zone, offering quiet, efficient airflow and customizable comfort.\u003c\/p\u003e\n\u003cp data-start=\"797\" data-end=\"940\"\u003e\u003cstrong data-start=\"797\" data-end=\"841\"\u003eQ: Can this system heat as well as cool?\u003c\/strong\u003e\u003cbr data-start=\"841\" data-end=\"844\"\u003eA: Yes — it is a heat pump system capable of providing efficient heating during colder months.\u003c\/p\u003e\n\u003cp data-start=\"942\" data-end=\"1129\"\u003e\u003cstrong data-start=\"942\" data-end=\"987\"\u003eQ: Is professional installation required?\u003c\/strong\u003e\u003cbr data-start=\"987\" data-end=\"990\"\u003eA: No — the MRCOOL DIY 5th Gen series is designed for easy do-it-yourself installation with pre-charged lines and minimal tools required.\u003c\/p\u003e\n\u003cp data-start=\"1131\" data-end=\"1289\"\u003e\u003cstrong data-start=\"1131\" data-end=\"1184\"\u003eQ: How many zones can be controlled individually?\u003c\/strong\u003e\u003cbr data-start=\"1184\" data-end=\"1187\"\u003eA: Each of the four zones can be controlled independently for customized comfort and energy savings.\u003c\/p\u003e\n\u003cp data-start=\"1291\" data-end=\"1489\"\u003e\u003cstrong data-start=\"1291\" data-end=\"1338\"\u003eQ: What makes this system energy-efficient?\u003c\/strong\u003e\u003cbr data-start=\"1338\" data-end=\"1341\"\u003eA: It features inverter technology, multi-zone control, and energy-saving operation to reduce electricity usage while maintaining optimal comfort.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"93\" data-end=\"197\"\u003e\n\u003cp data-start=\"95\" data-end=\"197\"\u003eClean or replace air filters in all indoor units every 2–4 weeks to maintain airflow and efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"198\" data-end=\"283\"\u003e\n\u003cp data-start=\"200\" data-end=\"283\"\u003eWipe down the indoor and outdoor unit surfaces regularly to prevent dust buildup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"284\" data-end=\"358\"\u003e\n\u003cp data-start=\"286\" data-end=\"358\"\u003eInspect and clear condensate drains to prevent clogs and water damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"359\" data-end=\"445\"\u003e\n\u003cp data-start=\"361\" data-end=\"445\"\u003eCheck refrigerant lines and electrical connections periodically for leaks or wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"446\" data-end=\"558\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"448\" data-end=\"558\" data-is-last-node=\"\"\u003eSchedule professional servicing annually to ensure optimal cooling, heating performance, and system longevity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45477247287487,"sku":"DIY5-4ZC-48HP-18K18K9K6K","price":6622.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/MRCOOL_5th_Gen_DIY_-_4-Zone_-_48K-55K_-_Home_Outlet_Direct_b81f9948-64e7-4646-945c-0a5e0b631942.webp?v=1775713179","url":"https:\/\/www.mybackyardzone.com\/products\/mrcool-diy-5th-gen-mini-split-4-zone-48-000-btu-mini-split-condenser-230v-with-18k-18k-9k-6k-ceiling-cassette-air-handler-diy5-4zc-48hp-18k18k9k6k","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}