{"product_id":"mrcool-diy-5th-gen-mini-split-4-zone-48-000-btu-mini-split-condenser-230v-with-18k-9k-6k-6k-wall-mount-air-handler-diy5-4z-48hp-18k9k6k6k","title":"MRCOOL DIY 5th Gen Mini Split - 4-Zone 48,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 9K + 6K + 6K Wall Mount Air Handlers - DIY5-4Z-48HP-18K9K6K6K","description":"\u003ch2\u003eMRCOOL DIY 5th Gen Mini Split - 4-Zone 48,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 9K + 6K + 6K Wall Mount Air Handlers - DIY5-4Z-48HP-18K9K6K6K\u003c\/h2\u003e\n\u003cp\u003eTake control of your home’s comfort with the MRCOOL5th Gen DIYMulti-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 BTU 4-Zone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esystem includes\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eone\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24K, one 18K, 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\u003ewall mounted 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\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\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\u003eDIY-Friendly QuickConnectInstallation:\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 MRCOOLCare registration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul data-start=\"117\" data-end=\"794\"\u003e\n\u003cli data-start=\"117\" data-end=\"265\"\u003e\n\u003cp data-start=\"119\" data-end=\"265\"\u003e\u003cstrong data-start=\"119\" data-end=\"147\"\u003eEfficient 4-Zone System:\u003c\/strong\u003e 48,000 BTU condenser with 18K + 9K + 6K + 6K air handlers provides balanced heating and cooling for multiple rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"266\" data-end=\"370\"\u003e\n\u003cp data-start=\"268\" data-end=\"370\"\u003e\u003cstrong data-start=\"268\" data-end=\"287\"\u003eCustom Comfort:\u003c\/strong\u003e Each zone can be independently controlled for personalized temperature settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"371\" data-end=\"477\"\u003e\n\u003cp data-start=\"373\" data-end=\"477\"\u003e\u003cstrong data-start=\"373\" data-end=\"403\"\u003eDIY-Friendly Installation:\u003c\/strong\u003e Simple, tool-free setup designed for homeowners—no professional needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"478\" data-end=\"585\"\u003e\n\u003cp data-start=\"480\" data-end=\"585\"\u003e\u003cstrong data-start=\"480\" data-end=\"509\"\u003eQuiet \u0026amp; Energy-Efficient:\u003c\/strong\u003e Inverter technology ensures quiet operation and optimized energy savings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"586\" data-end=\"681\"\u003e\n\u003cp data-start=\"588\" data-end=\"681\"\u003e\u003cstrong data-start=\"588\" data-end=\"611\"\u003eSmart Connectivity:\u003c\/strong\u003e Mobile app compatibility allows easy remote control and scheduling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"682\" data-end=\"794\"\u003e\n\u003cp data-start=\"684\" data-end=\"794\"\u003e\u003cstrong data-start=\"684\" data-end=\"702\"\u003eBuilt to Last:\u003c\/strong\u003e Corrosion-resistant condenser delivers dependable, long-term performance in all climates.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"129\" data-end=\"364\"\u003e\u003cstrong data-start=\"129\" data-end=\"193\"\u003eQ: What type of system is the MRCOOL DIY5-4Z-48HP-18K9K6K6K?\u003c\/strong\u003e\u003cbr data-start=\"193\" data-end=\"196\"\u003eA: It’s a 4-zone ductless mini split air conditioner and heat pump from MRCOOL’s 5th Generation DIY Series, designed for efficient, customizable home climate control.\u003c\/p\u003e\n\u003cp data-start=\"366\" data-end=\"518\"\u003e\u003cstrong data-start=\"366\" data-end=\"407\"\u003eQ: What is the total system capacity?\u003c\/strong\u003e\u003cbr data-start=\"407\" data-end=\"410\"\u003eA: This system provides 48,000 BTU total capacity, effectively heating and cooling multiple rooms at once.\u003c\/p\u003e\n\u003cp data-start=\"520\" data-end=\"728\"\u003e\u003cstrong data-start=\"520\" data-end=\"587\"\u003eQ: What indoor air handlers are included in this configuration?\u003c\/strong\u003e\u003cbr data-start=\"587\" data-end=\"590\"\u003eA: The package comes with one 18,000 BTU, one 9,000 BTU, and two 6,000 BTU wall-mounted air handlers — ideal for rooms of various sizes.\u003c\/p\u003e\n\u003cp data-start=\"730\" data-end=\"947\"\u003e\u003cstrong data-start=\"730\" data-end=\"792\"\u003eQ: Can this system be installed without professional help?\u003c\/strong\u003e\u003cbr data-start=\"792\" data-end=\"795\"\u003eA: Yes. It uses MRCOOL’s DIY-friendly Quick Connect pre-charged lines, allowing homeowners to complete installation without HVAC tools or technicians.\u003c\/p\u003e\n\u003cp data-start=\"949\" data-end=\"1145\"\u003e\u003cstrong data-start=\"949\" data-end=\"1005\"\u003eQ: Does it offer both heating and cooling functions?\u003c\/strong\u003e\u003cbr data-start=\"1005\" data-end=\"1008\"\u003eA: Yes. This mini split includes a high-efficiency heat pump that provides dependable heating in winter and powerful cooling in summer.\u003c\/p\u003e\n\u003cp data-start=\"1147\" data-end=\"1329\"\u003e\u003cstrong data-start=\"1147\" data-end=\"1193\"\u003eQ: Are the zones independently controlled?\u003c\/strong\u003e\u003cbr data-start=\"1193\" data-end=\"1196\"\u003eA: Absolutely. Each indoor unit has its own remote and smart control options, letting you set different temperatures for each room.\u003c\/p\u003e\n\u003cp data-start=\"1331\" data-end=\"1536\"\u003e\u003cstrong data-start=\"1331\" data-end=\"1398\"\u003eQ: What are some key features of the MRCOOL DIY 5th Gen system?\u003c\/strong\u003e\u003cbr data-start=\"1398\" data-end=\"1401\"\u003eA: It offers smart Wi-Fi control, quiet operation, inverter technology for energy efficiency, and flexible comfort across four zones.\u003c\/p\u003e\n\u003ch5\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"102\" data-end=\"240\"\u003e\n\u003cp data-start=\"105\" data-end=\"240\"\u003e\u003cstrong data-start=\"105\" data-end=\"130\"\u003eClean filters monthly\u003c\/strong\u003e — Rinse each indoor air handler’s filter with lukewarm water and dry completely to maintain strong airflow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"241\" data-end=\"322\"\u003e\n\u003cp data-start=\"244\" data-end=\"322\"\u003e\u003cstrong data-start=\"244\" data-end=\"275\"\u003eWipe indoor units regularly\u003c\/strong\u003e to prevent dust buildup on vents and panels.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"323\" data-end=\"429\"\u003e\n\u003cp data-start=\"326\" data-end=\"429\"\u003e\u003cstrong data-start=\"326\" data-end=\"361\"\u003eInspect outdoor condenser coils\u003c\/strong\u003e every 3–6 months and remove dirt, leaves, or obstructions gently.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"430\" data-end=\"538\"\u003e\n\u003cp data-start=\"433\" data-end=\"538\"\u003e\u003cstrong data-start=\"433\" data-end=\"462\"\u003eKeep condenser area clear\u003c\/strong\u003e with at least 24 inches of space on all sides for proper air circulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"539\" data-end=\"632\"\u003e\n\u003cp data-start=\"542\" data-end=\"632\"\u003e\u003cstrong data-start=\"542\" data-end=\"574\"\u003eFlush condensate drain lines\u003c\/strong\u003e using a mild vinegar solution to prevent mold or clogs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"633\" data-end=\"730\"\u003e\n\u003cp data-start=\"636\" data-end=\"730\"\u003e\u003cstrong data-start=\"636\" data-end=\"665\"\u003eCheck line set insulation\u003c\/strong\u003e annually to ensure it’s secure and not cracked or sun-damaged.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"731\" data-end=\"830\"\u003e\n\u003cp data-start=\"734\" data-end=\"830\"\u003e\u003cstrong data-start=\"734\" data-end=\"774\"\u003eUse self-cleaning or “Fan Only” mode\u003c\/strong\u003e after cooling to reduce interior moisture and mildew.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"831\" data-end=\"932\"\u003e\n\u003cp data-start=\"834\" data-end=\"932\"\u003e\u003cstrong data-start=\"834\" data-end=\"886\"\u003eMonitor performance via the MRCOOL SmartHVAC app\u003c\/strong\u003e for quick alerts and maintenance reminders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"933\" data-end=\"1037\"\u003e\n\u003cp data-start=\"936\" data-end=\"1037\"\u003e\u003cstrong data-start=\"936\" data-end=\"966\"\u003eDistribute zone use evenly\u003c\/strong\u003e to reduce strain on the 18K and 9K units and prolong condenser life.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1038\" data-end=\"1170\"\u003e\n\u003cp data-start=\"1042\" data-end=\"1170\"\u003e\u003cstrong data-start=\"1042\" data-end=\"1069\"\u003eSchedule annual service\u003c\/strong\u003e with a certified technician to check refrigerant levels, electrical integrity, and system balance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45477246369983,"sku":"DIY5-4Z-48HP-18K9K6K6K","price":4203.99,"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_c9945dde-90f4-4d30-8b06-1f45f31b9d02.webp?v=1775713123","url":"https:\/\/www.mybackyardzone.com\/products\/mrcool-diy-5th-gen-mini-split-4-zone-48-000-btu-mini-split-condenser-230v-with-18k-9k-6k-6k-wall-mount-air-handler-diy5-4z-48hp-18k9k6k6k","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}