{"product_id":"mrcool-diy-5th-gen-3-zone-36-000-btu-ductless-mini-split-air-conditioner-heat-pump-9k-9k-18k-diy3-b-48hp","title":"MRCOOL DIY 5th Gen 3-Zone 36,000 BTU Ductless Mini Split Air Conditioner \u0026 Heat Pump (9K+9K+18K),  - DIY3-B-48HP","description":"\u003ch2\u003eMRCOOL DIY 5th Gen 3-Zone 36,000 BTU Ductless Mini Split Air Conditioner \u0026amp; Heat Pump (9K+9K+18K),  - DIY3-B-48HP\u003c\/h2\u003e\n\u003cp\u003eTake control of your comfort with the \u003cstrong\u003eMRCOOL DIY 5th Gen Multi-Zone Mini Split System\u003c\/strong\u003e - the easiest \u003cmeta charset=\"utf-8\"\u003eand most affordable way to get powerful, energy-saving heating and cooling without hiring a pro.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree Rooms, Perfect Comfort:\u003c\/strong\u003e Heat or cool \u003cmeta charset=\"utf-8\"\u003e \u003cstrong\u003ethree spaces that are 350 sq. ft., 350 sq. ft. and 750 sq. ft.\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003eeach\u003c\/span\u003e with independent temperature control for personalized comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTruly DIY-Friendly\u003c\/strong\u003e: Forget expensive installs - \u003cstrong\u003eno HVAC license or special tools required\u003c\/strong\u003e. If you can use basic hand tools, you can do this.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Hassle Setup:\u003c\/strong\u003e Comes with \u003cstrong\u003epre-charged Quick-Connect line sets\u003c\/strong\u003e, so there’s no messy refrigerant handling or vacuuming. Just connect and enjoy.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear-Round Savings:\u003c\/strong\u003e Boasting up to \u003cstrong\u003e21.8 SEER2 cooling efficiency\u003c\/strong\u003e and \u003cstrong\u003e10 HSPF2-4 heating performance\u003c\/strong\u003e, this system delivers serious energy savings.\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for Every Season\u003c\/strong\u003e: Stay cozy even in the dead of winter - reliable heating works all the way down to \u003cstrong\u003e-13°F.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul data-start=\"27\" data-end=\"955\"\u003e\n\u003cli data-start=\"27\" data-end=\"185\"\u003e\n\u003cp data-start=\"29\" data-end=\"185\"\u003e\u003cstrong data-start=\"29\" data-end=\"60\"\u003eTailored Multi‑Zone Comfort\u003c\/strong\u003e – 36,000 BTU system configured for three zones (9K + 9K + 18K) delivers customized cooling and heating for multiple rooms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"186\" data-end=\"325\"\u003e\n\u003cp data-start=\"188\" data-end=\"325\"\u003e\u003cstrong data-start=\"188\" data-end=\"210\"\u003eDIY‑Friendly Setup\u003c\/strong\u003e – Designed for straightforward installation with intuitive connections for experienced DIYers and professionals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"326\" data-end=\"462\"\u003e\n\u003cp data-start=\"328\" data-end=\"462\"\u003e\u003cstrong data-start=\"328\" data-end=\"351\"\u003eInverter Efficiency\u003c\/strong\u003e – Variable‑speed compressor adjusts output to match demand, improving energy efficiency and comfort control.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"463\" data-end=\"576\"\u003e\n\u003cp data-start=\"465\" data-end=\"576\"\u003e\u003cstrong data-start=\"465\" data-end=\"491\"\u003eAll‑Season Performance\u003c\/strong\u003e – Heat pump capability ensures dependable heating and cooling throughout the year.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"577\" data-end=\"702\"\u003e\n\u003cp data-start=\"579\" data-end=\"702\"\u003e\u003cstrong data-start=\"579\" data-end=\"608\"\u003eQuiet, Balanced Operation\u003c\/strong\u003e – Engineered for low noise levels and consistent temperature distribution across all zones.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"703\" data-end=\"841\"\u003e\n\u003cp data-start=\"705\" data-end=\"841\"\u003e\u003cstrong data-start=\"705\" data-end=\"736\"\u003eModern Eco‑Conscious Design\u003c\/strong\u003e – Uses refrigerant systems aligned with current efficiency and environmental performance expectations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"842\" data-end=\"955\"\u003e\n\u003cp data-start=\"844\" data-end=\"955\"\u003e\u003cstrong data-start=\"844\" data-end=\"867\"\u003eDurable Reliability\u003c\/strong\u003e – Built with quality components for long‑lasting performance and customer satisfaction.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"118\" data-end=\"306\"\u003e\u003cstrong data-start=\"118\" data-end=\"156\"\u003eQ: What is the MRCOOL DIY3‑B‑48HP?\u003c\/strong\u003e\u003cbr data-start=\"156\" data-end=\"159\"\u003eA: A 36,000 BTU (3 ton) 5th Gen DIY ductless mini split heat pump system with \u003cstrong data-start=\"237\" data-end=\"259\"\u003ethree indoor zones\u003c\/strong\u003e (9K + 9K + 18K) for zoned cooling and heating.\u003c\/p\u003e\n\u003cp data-start=\"308\" data-end=\"433\"\u003e\u003cstrong data-start=\"308\" data-end=\"344\"\u003eQ: What refrigerant does it use?\u003c\/strong\u003e\u003cbr data-start=\"344\" data-end=\"347\"\u003eA: Uses \u003cstrong data-start=\"355\" data-end=\"377\"\u003eR‑454B refrigerant\u003c\/strong\u003e for lower environmental impact and improved efficiency.\u003c\/p\u003e\n\u003cp data-start=\"435\" data-end=\"586\"\u003e\u003cstrong data-start=\"435\" data-end=\"470\"\u003eQ: How efficient is the system?\u003c\/strong\u003e\u003cbr data-start=\"470\" data-end=\"473\"\u003eA: High‑efficiency inverter technology delivers strong cooling and heating performance with reduced energy costs.\u003c\/p\u003e\n\u003cp data-start=\"588\" data-end=\"787\"\u003e\u003cstrong data-start=\"588\" data-end=\"624\"\u003eQ: Is installation DIY friendly?\u003c\/strong\u003e\u003cbr data-start=\"624\" data-end=\"627\"\u003eA: Yes — includes \u003cstrong data-start=\"645\" data-end=\"684\"\u003epre‑charged Quick Connect line sets\u003c\/strong\u003e that eliminate refrigerant handling and most vacuuming, making installation possible with basic tools.\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-start=\"107\" data-end=\"226\"\u003e\n\u003cp data-start=\"109\" data-end=\"226\"\u003e\u003cstrong data-start=\"109\" data-end=\"152\"\u003eClean or replace indoor filters monthly\u003c\/strong\u003e in all three zones to maintain airflow, comfort, and energy efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"227\" data-end=\"316\"\u003e\n\u003cp data-start=\"229\" data-end=\"316\"\u003e\u003cstrong data-start=\"229\" data-end=\"269\"\u003eDeep‑clean indoor coils twice a year\u003c\/strong\u003e to optimize cooling and heating performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"317\" data-end=\"416\"\u003e\n\u003cp data-start=\"319\" data-end=\"416\"\u003e\u003cstrong data-start=\"319\" data-end=\"371\"\u003eCheck and clear condensate drain lines regularly\u003c\/strong\u003e to prevent clogs, leaks, and mold buildup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"417\" data-end=\"533\"\u003e\n\u003cp data-start=\"419\" data-end=\"533\"\u003e\u003cstrong data-start=\"419\" data-end=\"486\"\u003eKeep indoor units and outdoor condenser free of dust and debris\u003c\/strong\u003e to support proper airflow and heat exchange.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"534\" data-end=\"656\"\u003e\n\u003cp data-start=\"536\" data-end=\"656\"\u003e\u003cstrong data-start=\"536\" data-end=\"586\"\u003eInspect outdoor unit fins and fan periodically\u003c\/strong\u003e; gently clean and straighten fins as needed to maintain efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"657\" data-end=\"753\"\u003e\n\u003cp data-start=\"659\" data-end=\"753\"\u003e\u003cstrong data-start=\"659\" data-end=\"722\"\u003eWatch for unusual noises, unusual odors, or reduced airflow\u003c\/strong\u003e and address issues promptly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"754\" data-end=\"878\"\u003e\n\u003cp data-start=\"756\" data-end=\"878\"\u003e\u003cstrong data-start=\"756\" data-end=\"800\"\u003eSchedule annual professional maintenance\u003c\/strong\u003e to check refrigerant balance, inverter operation, and electrical connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45326843478076,"sku":"DIY3-B-48HP090918","price":3917.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/6151\/5324\/files\/MRCOOL-3-zone-48-55k-condenser-no-line-set-Premium_Home_Source_ccf679e5-1141-4133-b11f-170ca40becb2.png?v=1778478303","url":"https:\/\/e-powergo.com\/products\/mrcool-diy-5th-gen-3-zone-36-000-btu-ductless-mini-split-air-conditioner-heat-pump-9k-9k-18k-diy3-b-48hp","provider":"Set Up Your Ultimate Retreat","version":"1.0","type":"link"}