{"product_id":"mitsubishi-pead-aa18nl-puy-ak18nl-18-000-btu-20-1-seer2-horizontal-ducted-cooling-only-system-r454b","title":"Mitsubishi 18,000 BTU 20.1 SEER2 Horizontal-Ducted Cooling Only System - R454B - PEADAA18NL\/PUYAK18NL","description":"\u003ch2\u003eMitsubishi 18,000 BTU 20.1 SEER2 Horizontal-Ducted Cooling Only System - R454B - PEADAA18NL\/PUYAK18NL\u003c\/h2\u003e\n\u003cp\u003eThe Mitsubishi PEAD-AA18NL paired with the PUY-AK18NL outdoor unit delivers efficient, reliable cooling in an 18,000 BTU single-zone ducted system. Designed for rooms up to ~750 sq ft, it’s ideal for offices, server rooms, or spaces needing discreet, continuous cooling.\u003c\/p\u003e\n\u003cp\u003eFeaturing an INVERTER-driven compressor and low-ambient cooling down to -40°F with wind baffles, this system provides precise temperature control even in demanding conditions. The slim 9-7\/8″ height indoor unit fits easily into tight ceiling cavities or soffits. Advanced Blue Fin and seacoast protection coatings safeguard the outdoor coil and components, ensuring long-lasting performance in coastal or industrial environments.\u003c\/p\u003e\n\u003cp\u003eEnjoy quiet operation with indoor sound levels as low as 28 dB(A) and flexible control options including wired and wireless remotes, third-party thermostat interfaces, and full smartphone access via the Comfort app.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Ducted concealed indoor unit + single-zone cooling-only outdoor unit\u003cbr\u003e\u003cstrong\u003eModels:\u003c\/strong\u003e Indoor – PEAD-AA18NL | Outdoor – PUY-AK18NL\u003cbr\u003e\u003cstrong\u003eCapacities:\u003c\/strong\u003e 18,000 BTU Cooling | 4,700–18,500 BTU Range\u003cbr\u003e\u003cstrong\u003eRoom Size:\u003c\/strong\u003e Ideal for ~750 sq ft\u003cbr\u003e\u003cstrong\u003eOperating Modes:\u003c\/strong\u003e Cooling Only (24-hour continuous operation)\u003cbr\u003e\u003cstrong\u003eENERGY STAR:\u003c\/strong\u003e No\u003cbr\u003e\u003cstrong\u003eRefrigerant \/ Factory Charge:\u003c\/strong\u003e R-454B, 4.6 lb\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eINVERTER-Driven Compressor:\u003c\/strong\u003e Precise, efficient capacity control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow-Ambient Cooling:\u003c\/strong\u003e Operates down to -40°F with wind baffles\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Slim 9-7\/8″ height for easy installation in tight spaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Indoor sound levels as low as 28 dB(A)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeacoast \u0026amp; Blue Fin Protection:\u003c\/strong\u003e Enhanced corrosion resistance for coastal areas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSmart Controls:\u003c\/strong\u003e Compatible with Comfort app, wired \u0026amp; wireless remotes, third-party thermostats\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"2536\" data-end=\"2841\"\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1bhfz6i\" data-start=\"28\" data-end=\"277\"\u003e\n\u003cp data-start=\"30\" data-end=\"277\"\u003e\u003cstrong data-start=\"30\" data-end=\"64\"\u003eQuiet, Efficient Cooling Only:\u003c\/strong\u003e Designed for \u003cstrong data-start=\"78\" data-end=\"92\"\u003e18,000 BTU\u003c\/strong\u003e of cooling with a \u003cstrong data-start=\"111\" data-end=\"125\" data-is-only-node=\"\"\u003e20.1 SEER2\u003c\/strong\u003e efficiency — ideal for larger living spaces, offices, or commercial areas needing reliable, continuous cooling. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7ul4js\" data-start=\"278\" data-end=\"502\"\u003e\n\u003cp data-start=\"280\" data-end=\"502\"\u003e\u003cstrong data-start=\"280\" data-end=\"313\"\u003eDiscreet Ducted Installation:\u003c\/strong\u003e The \u003cstrong data-start=\"318\" data-end=\"363\"\u003ehorizontal‑ducted PEAD‑AA18NL indoor unit\u003c\/strong\u003e fits tight ceiling cavities or soffits, keeping the system hidden while delivering smooth airflow. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1yuo286\" data-start=\"503\" data-end=\"691\"\u003e\n\u003cp data-start=\"505\" data-end=\"691\"\u003e\u003cstrong data-start=\"505\" data-end=\"535\"\u003eInverter‑Driven Precision:\u003c\/strong\u003e Advanced inverter compressor delivers \u003cstrong data-start=\"574\" data-end=\"605\"\u003eprecise temperature control\u003c\/strong\u003e, reducing power draw and stabilizing comfort. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8z2va5\" data-start=\"692\" data-end=\"863\"\u003e\n\u003cp data-start=\"694\" data-end=\"863\"\u003e\u003cstrong data-start=\"694\" data-end=\"718\"\u003eLow‑Noise Operation:\u003c\/strong\u003e Indoor sound levels can be as low as \u003cstrong data-start=\"756\" data-end=\"769\"\u003e~28 dB(A)\u003c\/strong\u003e — quiet enough for bedrooms, offices, or study areas. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11x5rvd\" data-start=\"864\" data-end=\"1059\"\u003e\n\u003cp data-start=\"866\" data-end=\"1059\"\u003e\u003cstrong data-start=\"866\" data-end=\"899\"\u003eSmart Controls \u0026amp; Flexibility:\u003c\/strong\u003e Compatible with wired, wireless, third‑party thermostat interfaces, and Mitsubishi’s mobile app for convenient control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7ddyj3\" data-start=\"1060\" data-end=\"1292\"\u003e\n\u003cp data-start=\"1062\" data-end=\"1292\"\u003e\u003cstrong data-start=\"1062\" data-end=\"1100\"\u003eDurable, Weather‑Resistant Design:\u003c\/strong\u003e Outdoor unit features \u003cstrong data-start=\"1123\" data-end=\"1168\"\u003eBlue Fin and seacoast protection coatings\u003c\/strong\u003e for enhanced resistance to corrosion and extended life in challenging environments. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1qpu2wr\" data-start=\"1293\" data-end=\"1460\"\u003e\n\u003cp data-start=\"1295\" data-end=\"1460\"\u003e\u003cstrong data-start=\"1295\" data-end=\"1341\"\u003ePerfect Fit for Discreet Cooling Projects:\u003c\/strong\u003e A strong choice where \u003cstrong data-start=\"1364\" data-end=\"1389\"\u003ehidden ducted comfort\u003c\/strong\u003e and high efficiency matter most.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"2536\" data-end=\"2841\"\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"201\" data-end=\"393\"\u003e\u003cstrong data-start=\"201\" data-end=\"254\"\u003eQ: What is this Mitsubishi ducted cooling system?\u003c\/strong\u003e\u003cbr data-start=\"254\" data-end=\"257\"\u003eA: A \u003cstrong data-start=\"262\" data-end=\"314\"\u003e18,000 BTU horizontal‑ducted cooling‑only system\u003c\/strong\u003e with \u003cstrong data-start=\"320\" data-end=\"345\"\u003e20.1 SEER2 efficiency\u003c\/strong\u003e, designed for efficient, quiet central cooling.\u003c\/p\u003e\n\u003cp data-start=\"395\" data-end=\"560\"\u003e\u003cstrong data-start=\"395\" data-end=\"431\"\u003eQ: What components are included?\u003c\/strong\u003e\u003cbr data-start=\"431\" data-end=\"434\"\u003eA: PEAD‑AA18NL \u003cstrong data-start=\"449\" data-end=\"482\"\u003eindoor horizontal ducted unit\u003c\/strong\u003e + PUY‑AK18NL \u003cstrong data-start=\"496\" data-end=\"530\"\u003eoutdoor cooling‑only condenser\u003c\/strong\u003e, using \u003cstrong data-start=\"538\" data-end=\"559\"\u003eR454B refrigerant\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"562\" data-end=\"683\"\u003e\u003cstrong data-start=\"562\" data-end=\"594\"\u003eQ: What space size is ideal?\u003c\/strong\u003e\u003cbr data-start=\"594\" data-end=\"597\"\u003eA: Suitable for \u003cstrong data-start=\"613\" data-end=\"632\"\u003e800–1,100 sq ft\u003c\/strong\u003e, depending on insulation, duct design, and layout.\u003c\/p\u003e\n\u003cp data-start=\"685\" data-end=\"835\"\u003e\u003cstrong data-start=\"685\" data-end=\"719\"\u003eQ: Is this a heat pump system?\u003c\/strong\u003e\u003cbr data-start=\"719\" data-end=\"722\"\u003eA: No — this model is \u003cstrong data-start=\"744\" data-end=\"760\"\u003ecooling‑only\u003c\/strong\u003e, perfect for spaces where \u003cstrong data-start=\"787\" data-end=\"808\"\u003ededicated cooling\u003c\/strong\u003e is needed without heating.\u003c\/p\u003e\n\u003cp data-start=\"837\" data-end=\"986\"\u003e\u003cstrong data-start=\"837\" data-end=\"875\"\u003eQ: What makes this system special?\u003c\/strong\u003e\u003cbr data-start=\"875\" data-end=\"878\"\u003eA: \u003cstrong data-start=\"881\" data-end=\"906\"\u003eHigh SEER2 efficiency\u003c\/strong\u003e, \u003cstrong data-start=\"908\" data-end=\"927\"\u003equiet operation\u003c\/strong\u003e, and \u003cstrong data-start=\"933\" data-end=\"965\"\u003ediscreet ducted installation\u003c\/strong\u003e for uniform cooling.\u003c\/p\u003e\n\u003cp data-start=\"988\" data-end=\"1149\"\u003e\u003cstrong data-start=\"988\" data-end=\"1033\"\u003eQ: Is professional installation required?\u003c\/strong\u003e\u003cbr data-start=\"1033\" data-end=\"1036\"\u003eA: Yes, professional \u003cstrong data-start=\"1057\" data-end=\"1078\"\u003eHVAC installation\u003c\/strong\u003e ensures correct airflow, optimal performance, and warranty compliance.\u003c\/p\u003e\n\u003cp data-start=\"1151\" data-end=\"1331\"\u003e\u003cstrong data-start=\"1151\" data-end=\"1192\"\u003eQ: Why choose this Mitsubishi system?\u003c\/strong\u003e\u003cbr data-start=\"1192\" data-end=\"1195\"\u003eA: Offers \u003cstrong data-start=\"1205\" data-end=\"1260\"\u003eenergy‑efficient cooling, flexible ducted placement\u003c\/strong\u003e, and \u003cstrong data-start=\"1266\" data-end=\"1290\"\u003ereliable performance\u003c\/strong\u003e for homes and commercial applications.\u003c\/p\u003e\n\u003ch5 data-start=\"2536\" data-end=\"2841\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"os24ir\" data-start=\"84\" data-end=\"182\"\u003e\n\u003cp data-start=\"87\" data-end=\"182\"\u003e\u003cstrong data-start=\"87\" data-end=\"116\"\u003eClean Air Filters Monthly\u003c\/strong\u003e – Ensures proper airflow and maintains peak cooling efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qr2dax\" data-start=\"183\" data-end=\"265\"\u003e\n\u003cp data-start=\"186\" data-end=\"265\"\u003e\u003cstrong data-start=\"186\" data-end=\"220\"\u003eInspect Condensate Drain \u0026amp; Pan\u003c\/strong\u003e – Prevents clogs, leaks, and water damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pvo0h2\" data-start=\"266\" data-end=\"359\"\u003e\n\u003cp data-start=\"269\" data-end=\"359\"\u003e\u003cstrong data-start=\"269\" data-end=\"296\"\u003eKeep Outdoor Unit Clear\u003c\/strong\u003e – Remove leaves, dirt, and debris for optimal heat exchange.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1d92qo8\" data-start=\"360\" data-end=\"481\"\u003e\n\u003cp data-start=\"363\" data-end=\"481\"\u003e\u003cstrong data-start=\"363\" data-end=\"391\"\u003eCheck Refrigerant Levels\u003c\/strong\u003e – Low refrigerant reduces cooling performance; contact a licensed technician if needed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"xevjeu\" data-start=\"482\" data-end=\"562\"\u003e\n\u003cp data-start=\"485\" data-end=\"562\"\u003e\u003cstrong data-start=\"485\" data-end=\"509\"\u003eInspect Fans \u0026amp; Coils\u003c\/strong\u003e – Clean dust buildup to maintain smooth operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"w6tsss\" data-start=\"563\" data-end=\"687\"\u003e\n\u003cp data-start=\"566\" data-end=\"687\"\u003e\u003cstrong data-start=\"566\" data-end=\"606\"\u003eSchedule Annual Professional Service\u003c\/strong\u003e – Deep clean coils, check electrical connections, and test system performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":54214818398547,"sku":"PEADAA18NL\/PUYAK18NL","price":3242.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/4179\/5667\/files\/PEADAA18NLPUYAK18NL_494eeb5a-f7f6-46fe-aa73-04957765ca12.png?v=1783345857","url":"https:\/\/www.mybackyardzone.com\/products\/mitsubishi-pead-aa18nl-puy-ak18nl-18-000-btu-20-1-seer2-horizontal-ducted-cooling-only-system-r454b","provider":"SanaFlex","version":"1.0","type":"link"}