{"product_id":"mrcool-diy-5th-gen-hyper-heat-12000-btu-single-zone-mini-split-system-230v-diyhh-12-hp-wm-230d25-kwdnt","title":"MRCOOL DIY® 5th Gen Hyper Heat 12,000 BTU Mini-Split Complete System 230V – Single Zone, 350–500 Sq. Ft. | DIYHH-12-HP-WM-230D25","description":"\u003ch2\u003eMRCOOL® DIY® 5th Gen Hyper Heat 12,000 BTU Mini-Split Complete System – Single Zone, 230V\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMRCOOL® DIY® 5th Gen Hyper Heat 12,000 BTU Complete System\u003c\/strong\u003e is MRCOOL’s premium cold-climate mini split for \u003cstrong\u003espaces from 350 to 500 sq. ft.\u003c\/strong\u003e With heating down to \u003cstrong\u003e-22°F\u003c\/strong\u003e, a \u003cstrong\u003e23.5 SEER2\u003c\/strong\u003e rating, and \u003cstrong\u003e10.0 HSPF2-4\u003c\/strong\u003e, this Energy Star certified system delivers reliable comfort in the harshest winters. Includes the Hyper Heat condenser, wall-mount air handler, and a 25 ft. pre-charged QuickConnect® line set — no vacuum pumps, no HVAC license required.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose MRCOOL DIY® 5th Gen Hyper Heat?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeating to -22°F\u003c\/strong\u003e — Reliable warmth even in the harshest northern winters — the most extreme cold-climate heating in the MRCOOL DIY lineup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e23.5 SEER2 — Premium Cooling Efficiency\u003c\/strong\u003e — The highest SEER2 rating in the Hyper Heat lineup for maximum energy savings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10.0 HSPF2-4 — Excellent Heating Efficiency\u003c\/strong\u003e — Outstanding heating performance for cold-climate applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Star Certified\u003c\/strong\u003e — May qualify for federal tax credits and utility rebates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmerica’s #1 DIY Mini Split\u003c\/strong\u003e — The most trusted DIY mini split brand in the nation, built for quick setup and long-term reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25 ft. QuickConnect® Line Set Included\u003c\/strong\u003e — Pre-charged with R-454B refrigerant for a fast, vacuum-free installation — no special tools needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIYPRO® Armored Cable\u003c\/strong\u003e — Eliminates the need for electrical conduit. Built tough to withstand outdoor elements, weather, and wildlife.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow Me® Function\u003c\/strong\u003e — Airflow automatically adjusts based on the remote’s location for consistent, even temperature throughout the room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Fin® Coil Protection\u003c\/strong\u003e — Superior corrosion resistance, ideal for coastal homes and harsh climates.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Connectivity\u003c\/strong\u003e — Control via the SmartHVAC app (iOS \u0026amp; Android), or hands-free with Amazon Alexa or Google Assistant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest-in-Class Warranty\u003c\/strong\u003e — 7-year compressor warranty + 5-year parts warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertified Excellence\u003c\/strong\u003e — Energy Star Certified, UL Listed, CSA Certified, ETL Certified, AHRI Certified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e🏠 \u003cstrong\u003eZones:\u003c\/strong\u003e 1\u003c\/li\u003e\n\u003cli\u003e📐 \u003cstrong\u003eCoverage:\u003c\/strong\u003e 350–500 sq. ft.\u003c\/li\u003e\n\u003cli\u003e❄️ \u003cstrong\u003eCold Climate Heating:\u003c\/strong\u003e Down to -22°F outdoor\u003c\/li\u003e\n\u003cli\u003e🔧 \u003cstrong\u003eInstallation:\u003c\/strong\u003e DIY — No Professional Required\u003c\/li\u003e\n\u003cli\u003e⚡ \u003cstrong\u003eVoltage:\u003c\/strong\u003e 208-230V\u003c\/li\u003e\n\u003cli\u003e🌿 \u003cstrong\u003eEnergy Star Certified\u003c\/strong\u003e — May qualify for federal tax credits \u0026amp; utility rebates\u003c\/li\u003e\n\u003cli\u003e⭐ \u003cstrong\u003eCertification:\u003c\/strong\u003e Energy Star, UL Listed, CSA Certified, ETL Certified, AHRI Certified\u003c\/li\u003e\n\u003cli\u003e🧄 \u003cstrong\u003eRefrigerant:\u003c\/strong\u003e R-454B\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ 12,000 BTU Hyper Heat outdoor condenser\u003c\/li\u003e\n\u003cli\u003e✅ Indoor wall-mount air handler\u003c\/li\u003e\n\u003cli\u003e✅ 25 ft. pre-charged QuickConnect® line set (1\/4\" x 3\/8\", R-454B)\u003c\/li\u003e\n\u003cli\u003e✅ DIYPRO® armored cable\u003c\/li\u003e\n\u003cli\u003e✅ Remote control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications \u0026amp; Dimensions\u003c\/h3\u003e\n\u003ctable class=\"min-w-full\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eCapacity \u0026amp; Performance\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12,000 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\u003e12,000 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\u003e350–500 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSEER2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e23.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEER2\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHSPF2-4\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHSPF2-5\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCooling Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-5°F to 122°F outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeating Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-22°F to 75°F outdoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutdoor Noise Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e56.5 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eElectrical Requirements\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e208-230V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhase\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCycle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Fuse Breaker\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMin Circuit Ampacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eRefrigerant \u0026amp; Piping\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eR-454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRefrigerant Volume\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32.1 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLiquid Line Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuction Line Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\/8\"\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\u003e75 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eDimensions \u0026amp; Weight\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondenser Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31.69\" W x 12.99\" D x 21.81\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondenser Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e72.31 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAir Handler Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e31.57\" W x 7.44\" D x 11.63\" H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAir Handler Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24.47 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eFeatures\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInverter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompressor Motor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRotary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWiFi Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorks with iOS\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorks with Android\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eCertifications \u0026amp; Warranty\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEnergy Star Certified, UL Listed, CSA Certified, ETL Certified, AHRI Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParts Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompressor Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7 Years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003e🚚 \u003cstrong\u003eFree Curbside Delivery\u003c\/strong\u003e\u003cbr\u003eAll MRCOOL orders ship free via FedEx Ground, FedEx Freight, or an equivalent trusted carrier. Delivery is curbside only — please arrange assistance in advance as carriers are not able to bring items inside your home.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTracking \u0026amp; Delivery\u003c\/strong\u003e\u003cbr\u003eTracking information is typically provided within 3–5 business days of your order. Once received, please allow 1–2 business days for tracking details to update.\u003c\/p\u003e\n\u003cp\u003e↩️ \u003cstrong\u003eReturn Policy\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e30-Day Return Window\u003c\/strong\u003e\u003cbr\u003eReturns must be requested within 30 days of your delivery date. We are unable to accept return requests after this period.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eReturn Conditions\u003c\/strong\u003e\u003cbr\u003eTo qualify for a return, items must be unused and uninstalled, and in original packaging including box and pallet.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRestocking Fee\u003c\/strong\u003e\u003cbr\u003eA 35% restocking fee applies to all approved returns.\u003c\/p\u003e\n\u003cp\u003e📄 \u003ca href=\"\/pages\/shipping-policy\" target=\"_blank\"\u003eView Full Shipping Policy\u003c\/a\u003e | 📄 \u003ca href=\"\/pages\/return-and-refund-policy\" target=\"_blank\"\u003eView Full Return \u0026amp; Refund Policy\u003c\/a\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes the Hyper Heat different from the standard DIY 5th Gen?\u003c\/strong\u003e\u003cbr\u003eThe Hyper Heat is built for cold climates. It heats reliably down to \u003cstrong\u003e-22°F\u003c\/strong\u003e (vs. -13°F on the standard 5th Gen) and has a higher HSPF2-4 of 10.0. Cooling also starts at -5°F (vs. -13°F on the standard 5th Gen). If you live in a northern climate with harsh winters, the Hyper Heat is the right choice.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this qualify for tax credits or rebates?\u003c\/strong\u003e\u003cbr\u003eYes — as an Energy Star certified system with a 23.5 SEER2 and 10.0 HSPF2-4, this unit may qualify for the federal Residential Clean Energy Credit or utility rebate programs. Check with your local utility provider and a tax professional for eligibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003cbr\u003eYes. The included 25 ft. pre-charged QuickConnect® line set makes installation vacuum-free. The only professional you’ll need is a licensed electrician for the 230V electrical hookup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the condenser in stock?\u003c\/strong\u003e\u003cbr\u003eThe Hyper Heat 12K condenser is currently on backorder. Please contact us for estimated availability before placing your order.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the warranty?\u003c\/strong\u003e\u003cbr\u003eThis system is backed by MRCOOL’s best-in-class warranty:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e7-Year Compressor Warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e5-Year Parts Warranty\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRecommended BTU By Room Size\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBTU Capacity\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eRecommended Room Size (Sq. Ft.)\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e9,000 BTU\u003c\/td\u003e\n\u003ctd\u003e151–350 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e12,000 BTU ← You Are Here\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e350–500 sq. ft.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18,000 BTU\u003c\/td\u003e\n\u003ctd\u003e500–750 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e24,000 BTU\u003c\/td\u003e\n\u003ctd\u003e751–1,000 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e36,000 BTU\u003c\/td\u003e\n\u003ctd\u003e1,001–1,500 sq. ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cblockquote\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Actual performance may vary depending on room insulation, ceiling height, number of windows, climate zone, and heat-generating appliances.\u003c\/p\u003e\u003c\/blockquote\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":51305661563186,"sku":"DIYHH-12-HP-WM-230D25","price":2532.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/0659\/7426\/files\/mrcool-hhstar-phs_a3628295-d32b-45ae-a900-ff6a48846be7.png?v=1781271777","url":"https:\/\/charmingdwelling.com\/products\/mrcool-diy-5th-gen-hyper-heat-12000-btu-single-zone-mini-split-system-230v-diyhh-12-hp-wm-230d25-kwdnt","provider":"Charming Dwelling ","version":"1.0","type":"link"}