{"product_id":"mrcool-signature-1-5-ton-18k-btu-central-ducted-heat-pump-split-system","title":"MRCOOL Signature 1.5 Ton 18K BTU Central Ducted Heat Pump Split System","description":"\u003cstyle\u003e\n  :root {\n    --hvx-golden: #0EA5A6;\n    --hvx-slate: #0F172A;\n    --hvx-ivory: #F8FAFC;\n    --hvx-border: #D6DEE8;\n    --hvx-card-bg: #FFFFFF;\n  }\n\n  .hvx-desc{\n    font-family:\"Articulat CF\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    color:var(--hvx-slate);\n    line-height:1.6;\n    background:var(--hvx-ivory);\n    padding:18px 18px 20px;\n    border-radius:16px;\n  }\n\n  .hvx-desc-header{\n    border-radius:14px;\n    padding:14px 16px;\n    background:linear-gradient(120deg,var(--hvx-golden),var(--hvx-slate));\n    color:#fff;\n    margin:0 0 16px;\n    box-shadow:0 10px 24px rgba(0,0,0,.22);\n    display:flex;\n    align-items:center;\n    gap:12px;\n    flex-wrap:wrap;\n  }\n\n  .hvx-header-text{display:flex;flex-direction:column;gap:4px;min-width:240px}\n  .hvx-eyebrow{\n    font-size:11px;\n    letter-spacing:.14em;\n    text-transform:uppercase;\n    opacity:.9;\n  }\n  .hvx-title{\n    margin:0;\n    font-family:\"Anton\",\"Impact\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    font-size:22px;\n    line-height:1.15;\n  }\n  .hvx-sub{margin:10px 0 0;font-size:14px;color:#3b3b3b}\n\n  .hvx-desc-card{\n    border:1px solid var(--hvx-border);\n    border-radius:14px;\n    background:var(--hvx-card-bg);\n    padding:16px 18px 18px;\n    box-shadow:0 4px 12px rgba(0,0,0,.06);\n    margin:14px 0;\n  }\n\n  .hvx-section-title{\n    margin:0 0 8px;\n    font-family:\"Anton\",\"Impact\",system-ui,-apple-system,BlinkMacSystemFont,\"Segoe UI\",sans-serif;\n    font-size:17px;\n    letter-spacing:.08em;\n    text-transform:uppercase;\n    color:var(--hvx-slate);\n    display:inline-flex;\n    align-items:center;\n    gap:8px;\n  }\n  .hvx-section-title::after{\n    content:\"\";\n    flex:1;\n    height:2px;\n    border-radius:999px;\n    background:linear-gradient(90deg,var(--hvx-golden),transparent);\n    opacity:.9;\n  }\n\n  .hvx-badges{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 2px}\n  .hvx-badge{\n    font-size:12px;\n    border:1px solid var(--hvx-border);\n    border-radius:999px;\n    padding:6px 10px;\n    background:#fff;\n    color:var(--hvx-slate);\n    white-space:nowrap;\n  }\n\n  .hvx-cta{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 0}\n  .hvx-cta a{\n    display:inline-flex;\n    align-items:center;\n    gap:8px;\n    padding:10px 14px;\n    border-radius:12px;\n    border:1px solid var(--hvx-border);\n    background:#fff;\n    text-decoration:none;\n    color:var(--hvx-slate);\n    font-size:14px;\n    font-weight:600;\n  }\n  .hvx-cta a.primary{\n    background:var(--hvx-slate);\n    color:#fff;\n    border-color:transparent;\n  }\n\n  .hvx-list{margin:6px 0 10px;padding-left:18px;font-size:14px}\n  .hvx-note{margin:8px 0 0;font-size:12px;color:var(--hvx-muted)}\n\n  .hvx-kv{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:8px}\n  .hvx-kv\u003ediv{\n    padding:10px 10px;\n    border:1px solid var(--hvx-border);\n    border-radius:12px;\n    background:#fff;\n    text-align:center;\n    font-size:14px;\n  }\n\n  .hvx-table-wrap{width:100%;overflow-x:auto}\n  .hvx-table{width:100%;border-collapse:collapse;font-size:13px;min-width:520px}\n  .hvx-th,.hvx-td{border:1px solid var(--hvx-border);padding:9px 11px;text-align:left;vertical-align:top;line-height:1.45}\n  .hvx-th{background:#f7f3e8;color:var(--hvx-slate);width:28ch;font-weight:700}\n\n  details{border:1px solid var(--hvx-border);border-radius:12px;padding:12px 14px;background:#fff}\n  summary{cursor:pointer;font-weight:800}\n\n  @media(max-width:768px){\n    .hvx-desc{padding:14px 12px 16px;border-radius:12px}\n    .hvx-desc-header{padding:12px;border-radius:12px}\n    .hvx-title{font-size:19px}\n    .hvx-desc-card{padding:14px;margin:10px 0}\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"hvx-desc\"\u003e\n\u003cdiv class=\"hvx-desc-header\"\u003e\n\u003cdiv class=\"hvx-header-text\"\u003e\n\u003cdiv class=\"hvx-eyebrow\"\u003eMRCOOL — Signature Series Split System (Multi-Position Air Handler + Heat Pump Condenser)\u003c\/div\u003e\n\u003ch1 class=\"hvx-title\"\u003eMRCOOL® Signature Series 18K (1.5 Ton) Heat Pump System — MCAEAMPSF18C21AA + MCAESHS4T1821AA\u003c\/h1\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv aria-label=\"Contact options\" class=\"hvx-cta\"\u003e\n\u003ca rel=\"noopener\" href=\"https:\/\/southminisplits.com\/pages\/contact\" class=\"primary\"\u003eContact for custom quotes\u003c\/a\u003e \u003ca aria-label=\"Call 737-738-6329\" href=\"tel:737-738-6329\"\u003eCall 737-738-6329\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eOverview\u003c\/h2\u003e\n\u003cdiv aria-label=\"Key badges\" class=\"hvx-badges\"\u003e\n\u003cspan class=\"hvx-badge\"\u003e18K Class\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e1.5 Ton\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eHeat Pump\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e14.3 SEER2\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e11.7 EER2\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e7.5 HSPF2\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eR-454B\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eMulti-Position Air Handler\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eUpflow \/ Downflow \/ Horizontal\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003eAHRI Certified\u003c\/span\u003e \u003cspan class=\"hvx-badge\"\u003e10-Year Parts Warranty\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"hvx-sub\"\u003eThe \u003cstrong\u003eMRCOOL® Signature Series 18K\u003c\/strong\u003e heat pump system pairs a \u003cstrong\u003emulti-position air handler\u003c\/strong\u003e with a \u003cstrong\u003esplit-system heat pump condenser\u003c\/strong\u003e for year-round comfort. The outdoor unit provides both \u003cstrong\u003eheating and cooling\u003c\/strong\u003e, while the air handler supports \u003cstrong\u003eupflow, downflow, and horizontal\u003c\/strong\u003e installations for flexible placement in closets, attics, or crawl spaces. Both components use \u003cstrong\u003eR-454B refrigerant\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eHighlights\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eYear-round comfort:\u003c\/strong\u003e Heat pump provides \u003cstrong\u003eheating + cooling\u003c\/strong\u003e from one outdoor unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient ratings:\u003c\/strong\u003e Outdoor unit listed at \u003cstrong\u003e14.3 SEER2\u003c\/strong\u003e, \u003cstrong\u003e11.7 EER2\u003c\/strong\u003e, and \u003cstrong\u003e7.5 HSPF2\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible install:\u003c\/strong\u003e Air handler supports \u003cstrong\u003eupflow, downflow, and horizontal\u003c\/strong\u003e configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModern refrigerant:\u003c\/strong\u003e System uses \u003cstrong\u003eR-454B\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCold-weather note:\u003c\/strong\u003e Outdoor unit lists \u003cstrong\u003e5°F\u003c\/strong\u003e minimum ambient heating operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv aria-label=\"Quick specs\" class=\"hvx-kv\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eSystem Size\u003c\/strong\u003e\u003cbr\u003e1.5 Ton (18K Class)\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003cbr\u003e14.3 SEER2 • 7.5 HSPF2\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eLine Sizes\u003c\/strong\u003e\u003cbr\u003e3\/8\" Liquid • 3\/4\" Suction\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eMin Ambient\u003c\/strong\u003e\u003cbr\u003e59°F Cool • 5°F Heat\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp class=\"hvx-note\"\u003ePerformance varies by climate and installation. Manual J sizing is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eWhat’s Included\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eMulti-Position Air Handler:\u003c\/strong\u003e MCAEAMPSF18C21AA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Pump Condenser:\u003c\/strong\u003e MCAESHS4T1821AA\u003c\/li\u003e\n\u003cli\u003eDocumentation (see Documents \u0026amp; Downloads)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eIndoor Specs\u003c\/h2\u003e\n\u003cp class=\"hvx-sub\"\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e MCAEAMPSF18C21AA (Signature Series Multi-Position Air Handler)\u003c\/p\u003e\n\u003cdiv class=\"hvx-table-wrap\"\u003e\n\u003ctable aria-label=\"Air handler specs\" class=\"hvx-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eUnit Type\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eAir Handler\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eConfiguration \/ Mount\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eMulti-Position (Upflow \/ Downflow \/ Horizontal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eTonnage\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e1.5 Ton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eAirflow (CFM)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e749\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eSound\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e53 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eR-454B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMetering Device\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eOrifice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eDrain Connection Size\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eLine Sizes\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eLiquid 3\/8\" • Suction 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eBlower Motor Type\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003ePSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eBlower Motor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e1\/4 HP • 3 Speeds • 830 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eFilter\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eReplaceable • 18\" × 21\" × 1\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eElectrical\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e208\/230V • 1-Phase • 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMin Circuit Ampacity (MCA)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e2.1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMax Fuse \/ Breaker\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eAux Heat\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eNot included • Optional heat kit available (5 kW, 7.5 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eCertifications\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eUL Listed • CSA Listed • ETL Listed • AHRI Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eColor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eGrey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eDimensions (W×D×H)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e19.625\" × 22\" × 45.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e120 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eGTIN \/ UPC\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eGTIN 00840255595841 • UPC 840255595841\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eProposition 65\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"hvx-note\"\u003eDesigned to work with \u003cstrong\u003eSignature Series top discharge condensers\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eOutdoor Specs\u003c\/h2\u003e\n\u003cp class=\"hvx-sub\"\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e MCAESHS4T1821AA (Signature Series Split System Heat Pump Condenser)\u003c\/p\u003e\n\u003cdiv class=\"hvx-table-wrap\"\u003e\n\u003ctable aria-label=\"Heat pump condenser specs\" class=\"hvx-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eUnit Type\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eSplit System Heat Pump Condenser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eTonnage\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e1.5 Ton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eCooling \/ Heating Capacity\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e17,000 BTU \/ 17,000 BTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eEfficiency\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e14.3 SEER2 • 11.7 EER2 • 7.5 HSPF2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eAirflow (CFM)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e1950\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eSound\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e60 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eInverter\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMin Ambient (Cooling)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e59°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMin Ambient (Heating)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e5°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eR-454B • 81.1 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMax Line Set Length\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e100 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eLine Sizes\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eLiquid 3\/8\" • Suction 3\/4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eCompressor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eScroll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eCondenser Fan Motor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003ePSC • 1\/9 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eElectrical\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e208\/230V • 1-Phase • 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMin Circuit Ampacity (MCA)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e12.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eMax Fuse \/ Breaker\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e20A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eCertifications\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eUL Listed • CSA Listed • ETL Listed • AHRI Certified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eColor\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eGrey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eDimensions (W×D×H)\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e23.6\" × 23.6\" × 25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eNet Weight\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003e144 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eGTIN \/ UPC\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eGTIN 00840255595773 • UPC 840255595773\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"hvx-th\"\u003eProposition 65\u003c\/td\u003e\n\u003ctd class=\"hvx-td\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"hvx-note\"\u003eDesigned to work with \u003cstrong\u003eSignature Series Multi-Position\u003c\/strong\u003e or \u003cstrong\u003eStud Mount\u003c\/strong\u003e air handlers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eDocuments \u0026amp; Downloads\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\u003cstrong\u003eSignature Series Multi-Position Air Handler (MCAEAMPSF18C21AA)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-mpah-br-en.pdf\" target=\"_blank\"\u003eBrochure (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-multi-AH-ap-im-um-en.pdf\" target=\"_blank\"\u003eInstallation \u0026amp; User Manual (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-AC-HP-ap-wr-en.pdf\" target=\"_blank\"\u003eWarranty (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-top: 10px;\"\u003e\u003cstrong\u003eSignature Series Heat Pump Condenser (MCAESHS4T1821AA)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-hp-ap-br-en.pdf\" target=\"_blank\"\u003eBrochure (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-HP-ap-cnd-im-um-en.pdf\" target=\"_blank\"\u003eInstallation \u0026amp; User Manual (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/mc-ss-AC-HP-ap-wr-en.pdf\" target=\"_blank\"\u003eWarranty (EN)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/AHRI\/mc-MCAESHS4T1821AA-certs.pdf\" target=\"_blank\"\u003eAHRI Certificate (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca rel=\"noopener\" href=\"https:\/\/doxrepo.mrcool.com\/EnergyGuide\/mc-MCAESHS4T1821AA-eg-certs.pdf\" target=\"_blank\"\u003eEnergyGuide (PDF)\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eImportant\u003c\/h2\u003e\n\u003cul class=\"hvx-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat pump operation:\u003c\/strong\u003e This pairing includes a \u003cstrong\u003eheat pump condenser\u003c\/strong\u003e for \u003cstrong\u003eheating + cooling\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum outdoor temps:\u003c\/strong\u003e Outdoor unit lists \u003cstrong\u003e59°F\u003c\/strong\u003e minimum ambient for cooling and \u003cstrong\u003e5°F\u003c\/strong\u003e minimum ambient for heating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine sizes:\u003c\/strong\u003e Listed as \u003cstrong\u003e3\/8\" liquid\u003c\/strong\u003e and \u003cstrong\u003e3\/4\" suction\u003c\/strong\u003e; confirm routing and any long-line requirements in the installation manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine set length:\u003c\/strong\u003e Outdoor unit lists up to \u003cstrong\u003e100 ft\u003c\/strong\u003e maximum line set length; verify long-line accessories\/requirements in the install manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical:\u003c\/strong\u003e Both components are \u003cstrong\u003e208\/230V, 1-phase, 60 Hz\u003c\/strong\u003e. Verify breaker\/fuse sizing per install manual and local code.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAux heat option:\u003c\/strong\u003e Air handler supports optional heat kits (listed as \u003cstrong\u003e5 kW\u003c\/strong\u003e and \u003cstrong\u003e7.5 kW\u003c\/strong\u003e) for added cold-weather comfort (sold separately).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hvx-desc-card\"\u003e\n\u003ch2 class=\"hvx-section-title\"\u003eFAQs\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eDoes this system provide heating and cooling?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eYes. The outdoor unit is a \u003cstrong\u003eheat pump condenser\u003c\/strong\u003e, so the system is listed for \u003cstrong\u003eboth heating and cooling\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat installation positions does the air handler support?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eThe air handler is \u003cstrong\u003emulti-position\u003c\/strong\u003e and supports \u003cstrong\u003eupflow, downflow, and horizontal\u003c\/strong\u003e configurations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat refrigerant and line sizes does it use?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eRefrigerant is listed as \u003cstrong\u003eR-454B\u003c\/strong\u003e. Line sizes are \u003cstrong\u003e3\/8\" liquid\u003c\/strong\u003e and \u003cstrong\u003e3\/4\" suction\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eHow cold can it run in heating?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eThe outdoor unit lists a minimum ambient heating temperature of \u003cstrong\u003e5°F\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"height: 10px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat warranty coverage is included?\u003c\/summary\u003e\n\u003cp class=\"hvx-sub\"\u003eWarranty is listed as \u003cstrong\u003e10-year limited parts\u003c\/strong\u003e, with \u003cstrong\u003elimited lifetime compressor\u003c\/strong\u003e coverage referenced for the outdoor unit.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"MRCOOL","offers":[{"title":"Default Title","offer_id":45062863454323,"sku":"MCAESHS4T1821AA + MCAEAMPSF18C21AA","price":2713.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0134\/6709\/1044\/files\/Designsemnome_4_2048x_6bb744c1-4910-49a6-9bfb-830e0bdfc636.webp?v=1780420201","url":"https:\/\/southminisplits.com\/products\/mrcool-signature-1-5-ton-18k-btu-central-ducted-heat-pump-split-system","provider":"South Mini Splits","version":"1.0","type":"link"}