{"product_id":"mitsubishi-mlz-kx09nl-suz-aa09nl-9-000-btu-ceiling-mounted-standard-system","title":"Mitsubishi MLZ-KX09NL \u0026 SUZ-AA09NL 9,000 BTU 21.6 SEER2 One-Way Ceiling Cassette Heat Pump System (w\/ Grille) - R454B - MLZKX09NL\/MLP449WU\/SUZAA09NL","description":"\u003ch2 data-start=\"139\" data-end=\"230\"\u003eMitsubishi MLZ-KX09NL \u0026amp; SUZ-AA09NL 9,000 BTU 21.6 SEER2 One-Way Ceiling Cassette Heat Pump System (w\/ Grille) - R454B - MLZKX09NL\/MLP449WU\/SUZAA09NL\u003c\/h2\u003e\n\u003cp data-start=\"232\" data-end=\"752\"\u003eThe Mitsubishi MLZ-KX09NL \u0026amp; SUZ-AA09NL is a high-efficiency 9,000 BTU heat pump system featuring a sleek, one-way ceiling cassette indoor unit. Engineered for discreet ceiling-mounted installation, this system is ideal for rooms where wall or floor space is limited. The compact MLZ-KX09NL blends seamlessly into shallow ceiling cavities, while the SUZ-AA09NL outdoor unit offers reliable and quiet year-round performance with INVERTER technology, Blue Fin anti-corrosion protection, and advanced energy-saving features.\u003c\/p\u003e\n\u003cp data-start=\"754\" data-end=\"1004\"\u003ePerfect for single-zone applications in residential or light commercial settings, this system delivers whisper-quiet comfort, customizable airflow direction, and smart control capabilities including Wi-Fi compatibility via the Mitsubishi Comfort app.\u003c\/p\u003e\n\u003cp data-start=\"1011\" data-end=\"1034\"\u003e\u003cstrong data-start=\"1011\" data-end=\"1034\"\u003eGeneral Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1036\" data-end=\"1393\"\u003e\n\u003cli data-start=\"1036\" data-end=\"1098\"\u003e\n\u003cp data-start=\"1038\" data-end=\"1098\"\u003e\u003cstrong data-start=\"1038\" data-end=\"1054\"\u003eSystem Type:\u003c\/strong\u003e One-Way Ceiling Cassette Heat Pump System\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1099\" data-end=\"1164\"\u003e\n\u003cp data-start=\"1101\" data-end=\"1164\"\u003e\u003cstrong data-start=\"1101\" data-end=\"1119\"\u003eModel Numbers:\u003c\/strong\u003e Indoor – MLZ-KX09NL \/ Outdoor – SUZ-AA09NL\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1165\" data-end=\"1221\"\u003e\n\u003cp data-start=\"1167\" data-end=\"1221\"\u003e\u003cstrong data-start=\"1167\" data-end=\"1180\"\u003eCapacity:\u003c\/strong\u003e 9,000 BTU Cooling \/ 12,000 BTU Heating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1222\" data-end=\"1274\"\u003e\n\u003cp data-start=\"1224\" data-end=\"1274\"\u003e\u003cstrong data-start=\"1224\" data-end=\"1238\"\u003eRoom Size:\u003c\/strong\u003e Ideal for spaces up to ~350 sq ft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1275\" data-end=\"1316\"\u003e\n\u003cp data-start=\"1277\" data-end=\"1316\"\u003e\u003cstrong data-start=\"1277\" data-end=\"1296\"\u003eOperating Mode:\u003c\/strong\u003e Heating \u0026amp; Cooling\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1317\" data-end=\"1351\"\u003e\n\u003cp data-start=\"1319\" data-end=\"1351\"\u003e\u003cstrong data-start=\"1319\" data-end=\"1345\"\u003eEnergy Star Certified:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1352\" data-end=\"1393\"\u003e\n\u003cp data-start=\"1354\" data-end=\"1393\"\u003e\u003cstrong data-start=\"1354\" data-end=\"1370\"\u003eRefrigerant:\u003c\/strong\u003e R454B (1 lb, 11.83 oz)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"1400\" data-end=\"1416\"\u003e\u003cstrong data-start=\"1400\" data-end=\"1416\"\u003eFeatures\u003c\/strong\u003e\u003c\/h5\u003e\n\u003cp data-start=\"1418\" data-end=\"1538\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1448\"\u003eINVERTER-Driven Compressor\u003c\/strong\u003e\u003cbr data-start=\"1448\" data-end=\"1451\"\u003eAdjusts output dynamically to maintain stable temperatures while reducing energy usage.\u003c\/p\u003e\n\u003cp data-start=\"1540\" data-end=\"1682\"\u003e\u003cstrong data-start=\"1540\" data-end=\"1572\"\u003eSlim Ceiling Cassette Design\u003c\/strong\u003e\u003cbr data-start=\"1572\" data-end=\"1575\"\u003eLow-profile indoor unit fits between standard 16\" joists—ideal for retrofits and tight attic installations.\u003c\/p\u003e\n\u003cp data-start=\"1684\" data-end=\"1796\"\u003e\u003cstrong data-start=\"1684\" data-end=\"1703\"\u003eQuiet Operation\u003c\/strong\u003e\u003cbr data-start=\"1703\" data-end=\"1706\"\u003eDesigned for ultra-quiet indoor and outdoor performance to maintain peaceful environments.\u003c\/p\u003e\n\u003cp data-start=\"1798\" data-end=\"1914\"\u003e\u003cstrong data-start=\"1798\" data-end=\"1828\"\u003e4-Speed Fan with Auto Mode\u003c\/strong\u003e\u003cbr data-start=\"1828\" data-end=\"1831\"\u003eOffers variable fan speeds for customizable comfort and efficient air distribution.\u003c\/p\u003e\n\u003cp data-start=\"1916\" data-end=\"2033\"\u003e\u003cstrong data-start=\"1916\" data-end=\"1938\"\u003eHorizontal Airflow\u003c\/strong\u003e\u003cbr data-start=\"1938\" data-end=\"1941\"\u003eOne-way directional airflow offers better room coverage than traditional wall-mounted units.\u003c\/p\u003e\n\u003cp data-start=\"2035\" data-end=\"2168\"\u003e\u003cstrong data-start=\"2035\" data-end=\"2070\"\u003eBlue Fin Anti-Corrosion Coating\u003c\/strong\u003e\u003cbr data-start=\"2070\" data-end=\"2073\"\u003eEnhances durability of the outdoor unit, particularly in coastal or harsh weather environments.\u003c\/p\u003e\n\u003cp data-start=\"2170\" data-end=\"2271\"\u003e\u003cstrong data-start=\"2170\" data-end=\"2187\"\u003ePowerful Mode\u003c\/strong\u003e\u003cbr data-start=\"2187\" data-end=\"2190\"\u003eRapidly cools or heats by temporarily maximizing fan speed and compressor output.\u003c\/p\u003e\n\u003cp data-start=\"2273\" data-end=\"2380\"\u003e\u003cstrong data-start=\"2273\" data-end=\"2298\"\u003eAuto Restart Function\u003c\/strong\u003e\u003cbr data-start=\"2298\" data-end=\"2301\"\u003eResumes operation automatically after power outages, maintaining user settings.\u003c\/p\u003e\n\u003cp data-start=\"2382\" data-end=\"2514\"\u003e\u003cstrong data-start=\"2382\" data-end=\"2408\"\u003eWi-Fi \u0026amp; Smart Controls\u003c\/strong\u003e\u003cbr data-start=\"2408\" data-end=\"2411\"\u003eCompatible with Mitsubishi Comfort app, wired\/wireless controllers, and third-party smart home systems.\u003c\/p\u003e\n\u003cp data-start=\"2516\" data-end=\"2635\"\u003e\u003cstrong data-start=\"2516\" data-end=\"2541\"\u003eOptional i-see Sensor\u003c\/strong\u003e\u003cbr data-start=\"2541\" data-end=\"2544\"\u003eEnhances comfort with intelligent occupancy-based temperature adjustment (sold separately).\u003c\/p\u003e\n\u003ch5 data-start=\"0\" data-end=\"30\"\u003eWhat Our Experts Think\u003c\/h5\u003e\n\u003cul data-start=\"31\" data-end=\"810\"\u003e\n\u003cli data-start=\"31\" data-end=\"212\"\u003e\n\u003cp data-start=\"33\" data-end=\"212\"\u003e\u003cstrong data-start=\"33\" data-end=\"65\"\u003eUltra‑efficient Performance:\u003c\/strong\u003e With a 21.6 SEER2 rating and INVERTER-driven outdoor unit, this system delivers strong cooling and heating while keeping energy consumption low.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"213\" data-end=\"377\"\u003e\n\u003cp data-start=\"215\" data-end=\"377\"\u003e\u003cstrong data-start=\"215\" data-end=\"249\"\u003eDiscrete Ceiling Installation:\u003c\/strong\u003e The slim one‑way ceiling cassette blends seamlessly into shallow ceiling cavities, ideal when wall or floor space is limited.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"378\" data-end=\"521\"\u003e\n\u003cp data-start=\"380\" data-end=\"521\"\u003e\u003cstrong data-start=\"380\" data-end=\"407\"\u003eAll‑Season Reliability:\u003c\/strong\u003e Heat‑pump design provides true heating in winter and cooling in summer, reducing the need for separate systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"522\" data-end=\"664\"\u003e\n\u003cp data-start=\"524\" data-end=\"664\"\u003e\u003cstrong data-start=\"524\" data-end=\"542\"\u003eDurable Build:\u003c\/strong\u003e The outdoor compressor is protected with Blue Fin anti‑corrosion coating, extending its lifespan in harsh environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"665\" data-end=\"810\"\u003e\n\u003cp data-start=\"667\" data-end=\"810\"\u003e\u003cstrong data-start=\"667\" data-end=\"689\"\u003eCompact and Quiet:\u003c\/strong\u003e Both the indoor cassette and the outdoor unit operate with minimal noise, making it great for sleeping areas or offices.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"817\" data-end=\"826\"\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"828\" data-end=\"989\"\u003e\u003cstrong data-start=\"828\" data-end=\"875\"\u003eQ: What size room is this system ideal for?\u003c\/strong\u003e\u003cbr data-start=\"875\" data-end=\"878\"\u003eA: At 9,000 BTU, it’s well suited for small to medium rooms (like bedrooms, offices, or compact living spaces).\u003c\/p\u003e\n\u003cp data-start=\"991\" data-end=\"1139\"\u003e\u003cstrong data-start=\"991\" data-end=\"1029\"\u003eQ: Will it keep me warm in winter?\u003c\/strong\u003e\u003cbr data-start=\"1029\" data-end=\"1032\"\u003eA: Yes—thanks to the heat‑pump technology, it provides reliable heating down to moderate cold temperatures.\u003c\/p\u003e\n\u003cp data-start=\"1141\" data-end=\"1273\"\u003e\u003cstrong data-start=\"1141\" data-end=\"1183\"\u003eQ: Do I need wall space to install it?\u003c\/strong\u003e\u003cbr data-start=\"1183\" data-end=\"1186\"\u003eA: No, since it’s a ceiling cassette, installation doesn’t require wall or floor space.\u003c\/p\u003e\n\u003cp data-start=\"1275\" data-end=\"1424\"\u003e\u003cstrong data-start=\"1275\" data-end=\"1309\"\u003eQ: How energy-efficient is it?\u003c\/strong\u003e\u003cbr data-start=\"1309\" data-end=\"1312\"\u003eA: The 21.6 SEER2 rating ensures efficient operation, and the inverter compressor adjusts speed to match demand.\u003c\/p\u003e\n\u003cp data-start=\"1426\" data-end=\"1557\"\u003e\u003cstrong data-start=\"1426\" data-end=\"1461\"\u003eQ: Is the outdoor unit durable?\u003c\/strong\u003e\u003cbr data-start=\"1461\" data-end=\"1464\"\u003eA: Yes, the SUZ‑AA09NL features Blue Fin anti‑corrosion protection to withstand the elements.\u003c\/p\u003e\n\u003ch5 data-start=\"1564\" data-end=\"1588\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul data-start=\"1589\" data-end=\"2228\"\u003e\n\u003cli data-start=\"1589\" data-end=\"1718\"\u003e\n\u003cp data-start=\"1591\" data-end=\"1718\"\u003e\u003cstrong data-start=\"1591\" data-end=\"1619\"\u003eClean Filters Regularly:\u003c\/strong\u003e Remove and clean the cassette’s air filters every 1–2 months to maintain airflow and efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1719\" data-end=\"1841\"\u003e\n\u003cp data-start=\"1721\" data-end=\"1841\"\u003e\u003cstrong data-start=\"1721\" data-end=\"1741\"\u003eCheck Drain Pan:\u003c\/strong\u003e Inspect and clean the condensate drain line to prevent clogs and leaks from the ceiling cassette.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1842\" data-end=\"1968\"\u003e\n\u003cp data-start=\"1844\" data-end=\"1968\"\u003e\u003cstrong data-start=\"1844\" data-end=\"1874\"\u003eMaintain the Outdoor Unit:\u003c\/strong\u003e Keep the area around the outdoor unit clear of debris and foliage to ensure proper airflow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1969\" data-end=\"2105\"\u003e\n\u003cp data-start=\"1971\" data-end=\"2105\"\u003e\u003cstrong data-start=\"1971\" data-end=\"2003\"\u003eAnnual Professional Service:\u003c\/strong\u003e Schedule a technician to verify refrigerant levels, inspect the coil, and tune the inverter system.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2106\" data-end=\"2228\"\u003e\n\u003cp data-start=\"2108\" data-end=\"2228\"\u003e\u003cstrong data-start=\"2108\" data-end=\"2140\"\u003eMonitor Noise and Vibration:\u003c\/strong\u003e Listen periodically for abnormal sounds that may indicate mounting or balance issues.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":54214691586387,"sku":"MLZKX09NL\/MLP449WU\/SUZAA09NL","price":1897.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0993\/4179\/5667\/files\/ME-MLZ-KX09NL-U1_SUZ-AA09NL-U1-pairing_27.png?v=1783345541","url":"https:\/\/www.mybackyardzone.com\/products\/mitsubishi-mlz-kx09nl-suz-aa09nl-9-000-btu-ceiling-mounted-standard-system","provider":"SanaFlex","version":"1.0","type":"link"}