{"product_id":"mrcool-diy-5th-gen-3-zone-42-000-btu-ductless-mini-split-air-conditioner-heat-pump-9k-9k-24k-diy3-b-36hp-diy3-b-36hp090924","title":"MRCOOL DIY 5th Gen 3-Zone 42,000 BTU Ductless Mini Split Air Conditioner \u0026 Heat Pump (9K+9K+24K), DIY3-B-36HP, DIY3-B-36HP090924","description":"\u003cstyle\u003e\n.iron-theme{--black:#0b0b0b;--gray:#6b7280;--red:#c1121f;--red2:#e11d2e;--border:#e5e7eb;--soft:#f8fafc;font-family:Arial,Helvetica,sans-serif;color:var(--black);max-width:1100px;margin:0 auto;line-height:1.7;}\n.shell{border:1px solid var(--border);border-radius:16px;overflow:hidden;background:#fff;box-shadow:0 10px 28px rgba(0,0,0,.08);}\n.top{padding:24px;} .kicker{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gray);margin:0 0 8px;}\n.sub{margin:12px 0 0;font-size:15px;max-width:100ch;}\n.stripe{height:8px;background:linear-gradient(90deg,var(--red) 0%,var(--red) 70%,var(--red2) 100%);}\n.content{padding:24px;background:var(--soft);}\n.card{border:1px solid var(--border);border-radius:16px;background:#fff;padding:20px;margin:18px 0;box-shadow:0 8px 22px rgba(0,0,0,.06);}\nh2{margin:0 0 12px;font-size:19px;font-weight:900;text-transform:uppercase;display:flex;align-items:center;gap:10px;}\nh2:before{content:\"\";width:10px;height:10px;background:var(--red);border-radius:2px;}\nul{margin:0;padding-left:20px;} ul li{margin:8px 0;}\ntable{width:100%;border-collapse:collapse;font-size:14px;}\nth, td{border:1px solid var(--border);padding:10px;text-align:left;}\nth{background:#f3f4f6;font-size:12px;text-transform:uppercase;font-weight:900;}\n.callout{border:1px dashed rgba(193,18,31,.5);background:rgba(193,18,31,.06);border-radius:12px;padding:14px;font-size:14px;margin-top:12px;}\n\u003c\/style\u003e\n\u003csection class=\"iron-theme\"\u003e\n\u003cdiv class=\"shell\"\u003e\n\u003cdiv class=\"top\"\u003e\n\u003cp class=\"kicker\"\u003e42,000 BTU Connected Capacity • Compact Plus Large-Room Wall Mount Zoning • 5-Zone Capable Condenser\u003c\/p\u003e\n\u003ch2\u003eMRCOOL® DIY® 5th Gen 3-Zone Wall Mount Mini Split (9K+9K+24K)\u003c\/h2\u003e\n\u003cp class=\"sub\"\u003eThe \u003cstrong\u003eMRCOOL® DIY® 5th Generation 42,000 BTU 3-Zone Wall Mount Mini Split\u003c\/strong\u003e pairs a 5-zone capable 36K BTU condenser with two matched 9K and one 24K wall-mount air handlers. Two similarly sized bedrooms plus one large primary space covers a wide range of layouts. Wall-mount handlers install quickly with no ceiling work required, making this a strong fit for retrofits where cassette installation isn't practical.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"stripe\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"content\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eSystem Highlights\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced Plus Large-Room Zoning:\u003c\/strong\u003e Two matched 9K handlers at 400 sq. ft. each, plus a 24K unit for the largest room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWall-Mount Simplicity:\u003c\/strong\u003e No ceiling joist work or cassette framing — handlers mount directly to an interior wall.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpansion Headroom:\u003c\/strong\u003e The 36K condenser supports up to five zones, leaving two ports open for future handlers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue DIY Installation:\u003c\/strong\u003e Patented pre-charged Quick Connect® line sets eliminate vacuuming, charging, and professional trade labor. Every line set in this kit includes the DIYPro® cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFollow Me® Technology:\u003c\/strong\u003e The remote senses ambient temperature at its location and adjusts airflow for more accurate comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Control:\u003c\/strong\u003e Wireless remotes, the SmartHVAC app for iOS and Android, plus Amazon Alexa and Google Assistant support out of the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × DIY-MULTI5-36HP230D-O — 36K BTU Multi-Zone Condenser, 230V (5-zone capable)\u003c\/li\u003e\n\u003cli\u003e2 × DIY-09-HP-WMAH-230D25-O — 9K BTU Wall Mount Air Handler, 230V\u003c\/li\u003e\n\u003cli\u003e1 × DIY-24-HP-WMAH-230D25-O — 24K BTU Wall Mount Air Handler, 230V\u003c\/li\u003e\n\u003cli\u003e2 × Pre-charged 1\/4\" × 3\/8\" Quick Connect® line sets with DIYPro® cable (Zones 1 \u0026amp; 2)\u003c\/li\u003e\n\u003cli\u003e1 × Pre-charged 3\/8\" × 5\/8\" Quick Connect® line set with DIYPro® cable (Zone 3)\u003c\/li\u003e\n\u003cli\u003eWireless remotes, mounting hardware, and installation documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eCondenser Specifications — DIY-MULTI5-36HP230D-O\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSEER2 \/ EER2\u003c\/th\u003e\n\u003ctd\u003e23 \/ 12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHSPF2-4 \/ HSPF2-5\u003c\/th\u003e\n\u003ctd\u003e9.9 \/ 7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCooling \/ Heating Capacity\u003c\/th\u003e\n\u003ctd\u003e34,000 BTU \/ 36,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTonnage\u003c\/th\u003e\n\u003ctd\u003e3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eZone Capacity\u003c\/th\u003e\n\u003ctd\u003e5 (3 used in this kit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eElectrical\u003c\/th\u003e\n\u003ctd\u003e208–230V, 1 Phase, 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Fuse Breaker \/ MCA\u003c\/th\u003e\n\u003ctd\u003e35A \/ 30.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRefrigerant\u003c\/th\u003e\n\u003ctd\u003eR-454B, 104.75 oz (pre-charged)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompressor \/ Inverter\u003c\/th\u003e\n\u003ctd\u003eRotary \/ DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSound Level\u003c\/th\u003e\n\u003ctd\u003e64 dBA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Total Line Set Length\u003c\/th\u003e\n\u003ctd\u003e221.4 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Dimensions (D×H×W)\u003c\/th\u003e\n\u003ctd\u003e16.14\" × 31.89\" × 37.24\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNet Weight\u003c\/th\u003e\n\u003ctd\u003e169.24 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eZone Configuration\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eZone\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eCoverage\u003c\/th\u003e\n\u003cth\u003eLine Set Size\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZone 1\u003c\/td\u003e\n\u003ctd\u003eDIY-09-HP-WMAH-230D25-O\u003c\/td\u003e\n\u003ctd\u003eUp to 400 sq. ft.\u003c\/td\u003e\n\u003ctd\u003e1\/4\" × 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZone 2\u003c\/td\u003e\n\u003ctd\u003eDIY-09-HP-WMAH-230D25-O\u003c\/td\u003e\n\u003ctd\u003eUp to 400 sq. ft.\u003c\/td\u003e\n\u003ctd\u003e1\/4\" × 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZone 3\u003c\/td\u003e\n\u003ctd\u003eDIY-24-HP-WMAH-230D25-O\u003c\/td\u003e\n\u003ctd\u003eLarge-room coverage\u003c\/td\u003e\n\u003ctd\u003e3\/8\" × 5\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 14px; margin-top: 12px;\"\u003eEach handler includes a wireless remote with Follow Me® sensing, reusable filtration, and Auto Cool and Fan Only modes. Voltage 208\/230, Phase 1, Cycle 60 for all zones.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eLine Set Options\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003cth\u003eZones 1 \u0026amp; 2 (9K)\u003c\/th\u003e\n\u003cth\u003eZone 3 (24K)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25 ft\u003c\/td\u003e\n\u003ctd\u003eDIY25-1438C-O\u003c\/td\u003e\n\u003ctd\u003eDIY25-3858C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e35 ft\u003c\/td\u003e\n\u003ctd\u003eDIY35-1438C-O\u003c\/td\u003e\n\u003ctd\u003eDIY35-3858C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e50 ft\u003c\/td\u003e\n\u003ctd\u003eDIY50-1438C-O\u003c\/td\u003e\n\u003ctd\u003eDIY50-3858C-O\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 14px; margin-top: 12px;\"\u003eLine set size is determined by the air handler it serves. All line sets ship pre-charged with R-454B and include the DIYPro® cable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003ch2\u003eEngineering \u0026amp; Warranty\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGold Fin® Corrosion Protection\u003c\/strong\u003e against humidity and coastal salt exposure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Inverter Drive\u003c\/strong\u003e scales output to match thermal load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-454B Refrigerant\u003c\/strong\u003e — more efficient and eco-friendly than R-410A.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e Intertek listed 5031495, UL Listed, ETL Listed, ENERGY STAR® certified, AHRI certified.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5-year parts and 7-year compressor coverage, eligible for the MRCOOL® Care Program.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"callout\"\u003e\n\u003cstrong\u003eProposition 65 Warning:\u003c\/strong\u003e This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"MRCOOL","offers":[{"title":"25ft \/ 25ft \/ 25ft","offer_id":53630898700653,"sku":"DIY3-B-36HP090924-25-25-25","price":6003.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 25ft \/ 35ft","offer_id":53630898733421,"sku":"DIY3-B-36HP090924-25-25-35","price":5955.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 25ft \/ 50ft","offer_id":53630898766189,"sku":"DIY3-B-36HP090924-25-25-50","price":6052.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 25ft","offer_id":53630898798957,"sku":"DIY3-B-36HP090924-25-35-25","price":6096.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 35ft","offer_id":53630898831725,"sku":"DIY3-B-36HP090924-25-35-35","price":6048.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 35ft \/ 50ft","offer_id":53630898864493,"sku":"DIY3-B-36HP090924-25-35-50","price":6145.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 25ft","offer_id":53630898897261,"sku":"DIY3-B-36HP090924-25-50-25","price":6185.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 35ft","offer_id":53630898930029,"sku":"DIY3-B-36HP090924-25-50-35","price":6137.0,"currency_code":"USD","in_stock":true},{"title":"25ft \/ 50ft \/ 50ft","offer_id":53630898962797,"sku":"DIY3-B-36HP090924-25-50-50","price":6234.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 25ft","offer_id":53630898995565,"sku":"DIY3-B-36HP090924-35-25-25","price":6096.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 35ft","offer_id":53630899028333,"sku":"DIY3-B-36HP090924-35-25-35","price":6048.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 25ft \/ 50ft","offer_id":53630899061101,"sku":"DIY3-B-36HP090924-35-25-50","price":6145.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 25ft","offer_id":53630899093869,"sku":"DIY3-B-36HP090924-35-35-25","price":6189.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 35ft","offer_id":53630899126637,"sku":"DIY3-B-36HP090924-35-35-35","price":6141.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 35ft \/ 50ft","offer_id":53630899159405,"sku":"DIY3-B-36HP090924-35-35-50","price":6238.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 25ft","offer_id":53630899192173,"sku":"DIY3-B-36HP090924-35-50-25","price":6278.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 35ft","offer_id":53630899224941,"sku":"DIY3-B-36HP090924-35-50-35","price":6230.0,"currency_code":"USD","in_stock":true},{"title":"35ft \/ 50ft \/ 50ft","offer_id":53630899257709,"sku":"DIY3-B-36HP090924-35-50-50","price":6327.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 25ft","offer_id":53630899290477,"sku":"DIY3-B-36HP090924-50-25-25","price":6181.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 35ft","offer_id":53630899323245,"sku":"DIY3-B-36HP090924-50-25-35","price":6133.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 25ft \/ 50ft","offer_id":53630899356013,"sku":"DIY3-B-36HP090924-50-25-50","price":6230.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 25ft","offer_id":53630899388781,"sku":"DIY3-B-36HP090924-50-35-25","price":6274.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 35ft","offer_id":53630899421549,"sku":"DIY3-B-36HP090924-50-35-35","price":6226.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 35ft \/ 50ft","offer_id":53630899454317,"sku":"DIY3-B-36HP090924-50-35-50","price":6323.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 25ft","offer_id":53630899487085,"sku":"DIY3-B-36HP090924-50-50-25","price":6363.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 35ft","offer_id":53630899519853,"sku":"DIY3-B-36HP090924-50-50-35","price":6315.0,"currency_code":"USD","in_stock":true},{"title":"50ft \/ 50ft \/ 50ft","offer_id":53630899552621,"sku":"DIY3-B-36HP090924-50-50-50","price":6412.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/6996\/6445\/files\/MRCOOL_DIY_5th_Gen_3-Zone_42_000_BTU_Ductless_Mini_Split_Air_Conditioner_Heat_Pump_9K_9K_24K_DIY3-B-36HP_DIY3-B-36HP090924_cable.png?v=1785551655","url":"https:\/\/ironlinetools.com\/products\/mrcool-diy-5th-gen-3-zone-42-000-btu-ductless-mini-split-air-conditioner-heat-pump-9k-9k-24k-diy3-b-36hp-diy3-b-36hp090924","provider":"Iron Line Tools","version":"1.0","type":"link"}