{"product_id":"mrcool-diy-5th-gen-36000-btu-mini-split","title":"MRCOOL DIY 5th Gen 36,000 BTU Mini-Split | Up to 1,550 Sq Ft, 230V, No Technician Required","description":"\u003cdiv class=\"hh-buyer-fit\" data-karr-block=\"last30days-2026-06-02\"\u003e\n  \u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Large garages, shops, open-plan cabins, and high-load spaces where 36K BTU capacity is actually justified.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eWhy people buy it:\u003c\/strong\u003e Serious ductless capacity with MRCOOL's DIY pre-charged line-set approach.\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eWatch out for:\u003c\/strong\u003e This is not a casual weekend appliance. Confirm load, mounting, drainage, electrical, and whether your local code expects a permit.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003eThe 36,000 BTU is the largest single-zone unit in the MRCOOL DIY 5th Gen line and covers a full homestead home up to 1,550 square feet. If you're heating and cooling an open-plan off-grid home, a large converted barn, or a substantial workshop on a single system without hiring a contractor, this is the unit that makes it possible. The same pre-charged quick-connect installation that defines the DIY line applies here: no vacuum pump, no refrigerant certification, no licensed HVAC technician at any step.\u003c\/p\u003e\n\n\u003ch2\u003eMRCOOL DIY 36,000 BTU Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue DIY installation\u003c\/strong\u003e — pre-charged R-454B quick-connect line set; the largest single-zone mini-split you can legally install yourself\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeats down to -13°F\u003c\/strong\u003e — cold-climate heat pump performance rated for year-round use in northern states\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCovers up to 1,550 sq ft\u003c\/strong\u003e — full homestead home coverage from a single wall-mount system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e230V operation\u003c\/strong\u003e — requires a dedicated 240V circuit; 3-ton capacity from a single installation point\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiFi and voice control\u003c\/strong\u003e — MRCOOL Smart HVAC app on iOS\/Android; Google Assistant and Alexa compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Fin condenser coil\u003c\/strong\u003e — corrosion-resistant coating for extended outdoor unit lifespan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA2L refrigerant leak detection\u003c\/strong\u003e — built-in alarm sensor for R-454B compliance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Star certified\u003c\/strong\u003e — eligible for federal and state efficiency rebates\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e36,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCoverage Area\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1,550 sq ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e208-230V, 60Hz, 1PH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR-454B (pre-charged)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Line Set Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Line Set Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e82 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMin Operating Temp (Heating)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-13°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIY-36-HP-WM-230D25-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL, ETL, AHRI, Energy Star\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 years parts \/ 7 years compressor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIndoor wall-mount air handler\u003c\/li\u003e\n\u003cli\u003eOutdoor condenser unit (pre-charged with R-454B)\u003c\/li\u003e\n\u003cli\u003e25 ft pre-charged quick-connect line set\u003c\/li\u003e\n\u003cli\u003eSmart HVAC Controller Module (WiFi)\u003c\/li\u003e\n\u003cli\u003eDIYPro cable\u003c\/li\u003e\n\u003cli\u003eRemote control\u003c\/li\u003e\n\u003cli\u003eInstallation hardware and mounting plate\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":48526270103807,"sku":"DIY-36-HP-WM-230D25-O","price":3769.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0815\/5450\/5983\/files\/hyper_heat_condenser_lit_r2ekeb_ff854d8a-d688-4f2a-a0dc-1e795c6e3e55.png?v=1778795270","url":"https:\/\/homesteadheavy.com\/products\/mrcool-diy-5th-gen-36000-btu-mini-split","provider":"Homestead Heavy","version":"1.0","type":"link"}