{"product_id":"mitsubishi-mlz-kx09nl-9-000-btu-one-way-ceiling-cassette-unit-w-grille","title":"Mitsubishi MLZ-KX09NL 9,000 BTU One-Way Ceiling Cassette Indoor Unit (w\/ Grille) - R454B - MLZKX09NL","description":"\u003cdiv class=\"grid__item medium-up--one-half\"\u003e\n\u003ch2 data-start=\"0\" data-end=\"90\"\u003eMitsubishi MLZ-KX09NL 9,000 BTU One-Way Ceiling Cassette Indoor Unit (w\/ Grille) - R454B - MLZKX09NL\u003c\/h2\u003e\n\u003cp data-start=\"92\" data-end=\"286\"\u003eUpgrade your comfort and style with the Mitsubishi MLZ-KX09NL ceiling cassette unit paired with the MLP-449WU grille—engineered for quiet, energy-efficient heating and cooling in compact spaces.\u003c\/p\u003e\n\u003cp data-start=\"288\" data-end=\"453\"\u003e\u003cstrong data-start=\"288\" data-end=\"323\"\u003eCompact \u0026amp; Efficient Performance\u003c\/strong\u003e\u003cbr data-start=\"323\" data-end=\"326\"\u003eDelivers 9,000 BTU of INVERTER-driven heating and cooling for precise temperature control and consistent comfort all year long.\u003c\/p\u003e\n\u003cp data-start=\"455\" data-end=\"624\"\u003e\u003cstrong data-start=\"455\" data-end=\"483\"\u003eSlim, Flush-Mount Design\u003c\/strong\u003e\u003cbr data-start=\"483\" data-end=\"486\"\u003eDiscreetly installs in narrow ceiling spaces and pairs with the MLP-449WU grille for a modern, clean aesthetic that suits any room layout.\u003c\/p\u003e\n\u003cp data-start=\"626\" data-end=\"797\"\u003e\u003cstrong data-start=\"626\" data-end=\"671\"\u003e360° Airflow with Adjustable Vane Control\u003c\/strong\u003e\u003cbr data-start=\"671\" data-end=\"674\"\u003eDistributes air evenly in all directions with customizable vanes to reduce hot or cold spots and enhance room-wide comfort.\u003c\/p\u003e\n\u003cp data-start=\"799\" data-end=\"952\"\u003e\u003cstrong data-start=\"799\" data-end=\"831\"\u003eQuiet, Low-Profile Operation\u003c\/strong\u003e\u003cbr data-start=\"831\" data-end=\"834\"\u003eBuilt to operate quietly while maximizing usable space, making it perfect for bedrooms, offices, or open living areas.\u003c\/p\u003e\n\u003cp data-start=\"954\" data-end=\"1120\"\u003e\u003cstrong data-start=\"954\" data-end=\"992\"\u003eSystem Flexibility \u0026amp; Compatibility\u003c\/strong\u003e\u003cbr data-start=\"992\" data-end=\"995\"\u003eCompatible with single-zone and multi-zone Mitsubishi outdoor units like the SUZ-AA09NL, allowing for tailored system design.\u003c\/p\u003e\n\u003cp data-start=\"1122\" data-end=\"1296\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"1122\" data-end=\"1157\"\u003eReliable Mitsubishi Engineering\u003c\/strong\u003e\u003cbr data-start=\"1157\" data-end=\"1160\"\u003eConstructed with Mitsubishi’s durable components and backed by a strong manufacturer warranty when installed by a licensed professional.\u003c\/p\u003e\n\u003ch5 class=\"grid__item medium-up--one-half\"\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cdiv class=\"flex flex-col text-sm\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:01df6a2d-ca04-423f-b821-de76ac4a2d6b-3\" data-testid=\"conversation-turn-8\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"18098439-48a7-4abc-a269-f2c11576bd1e\" dir=\"auto\" data-message-model-slug=\"gpt-5-3\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full wrap-break-word light markdown-new-styling\"\u003e\n\u003cul data-start=\"27\" data-end=\"2103\"\u003e\n\u003cli data-section-id=\"72euq8\" data-start=\"27\" data-end=\"283\"\u003e\n\u003cp data-start=\"29\" data-end=\"283\"\u003e\u003cstrong data-start=\"29\" data-end=\"73\"\u003ePerfect for Small Rooms \u0026amp; Zoned Comfort:\u003c\/strong\u003e The \u003cstrong data-start=\"78\" data-end=\"119\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eMitsubishi MLZ-KX09NL One‑Way Ceiling Cassette Indoor Unit\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e delivers \u003cstrong data-start=\"129\" data-end=\"179\" data-is-only-node=\"\"\u003e9,000 BTU cooling and up to 12,000 BTU heating\u003c\/strong\u003e, making it ideal for bedrooms, offices, or small living spaces. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14rdzsv\" data-start=\"285\" data-end=\"514\"\u003e\n\u003cp data-start=\"287\" data-end=\"514\"\u003e\u003cstrong data-start=\"287\" data-end=\"325\"\u003eSleek, Low-Profile Ceiling Design:\u003c\/strong\u003e A \u003cstrong data-start=\"328\" data-end=\"356\"\u003eone-way ceiling cassette\u003c\/strong\u003e that recesses flush into the ceiling, providing discreet comfort while preserving wall space and interior aesthetics. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fgozdj\" data-start=\"516\" data-end=\"717\"\u003e\n\u003cp data-start=\"518\" data-end=\"717\"\u003e\u003cstrong data-start=\"518\" data-end=\"542\"\u003eEZ-Fit Installation:\u003c\/strong\u003e Designed to \u003cstrong data-start=\"555\" data-end=\"602\"\u003efit between standard 16-inch ceiling joists\u003c\/strong\u003e, simplifying installation in residential renovations and new construction. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jgt8a0\" data-start=\"719\" data-end=\"902\"\u003e\n\u003cp data-start=\"721\" data-end=\"902\"\u003e\u003cstrong data-start=\"721\" data-end=\"749\"\u003eWhisper-Quiet Operation:\u003c\/strong\u003e Sound levels can be \u003cstrong data-start=\"770\" data-end=\"789\"\u003eas low as 26 dB\u003c\/strong\u003e, delivering comfortable cooling and heating without disturbing the room. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1iav6yg\" data-start=\"904\" data-end=\"1108\"\u003e\n\u003cp data-start=\"906\" data-end=\"1108\"\u003e\u003cstrong data-start=\"906\" data-end=\"935\"\u003eModern R454B Refrigerant:\u003c\/strong\u003e Uses \u003cstrong data-start=\"941\" data-end=\"978\"\u003enext-generation R454B refrigerant\u003c\/strong\u003e, offering improved environmental performance and compliance with modern HVAC regulations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1udxeo7\" data-start=\"1110\" data-end=\"1319\"\u003e\n\u003cp data-start=\"1112\" data-end=\"1319\"\u003e\u003cstrong data-start=\"1112\" data-end=\"1138\"\u003eSmart Comfort Control:\u003c\/strong\u003e Compatible with \u003cstrong data-start=\"1155\" data-end=\"1205\"\u003ewireless remote control and Wi-Fi connectivity\u003c\/strong\u003e, allowing users to manage temperature, fan speed, and schedules remotely. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15xkbn\" data-start=\"1321\" data-end=\"1517\"\u003e\n\u003cp data-start=\"1323\" data-end=\"1517\"\u003e\u003cstrong data-start=\"1323\" data-end=\"1355\"\u003eAdvanced Airflow Management:\u003c\/strong\u003e Multiple fan speeds and \u003cstrong data-start=\"1380\" data-end=\"1406\"\u003eautomatic vane control\u003c\/strong\u003e distribute air evenly while maintaining personalized comfort settings. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ek5qsw\" data-start=\"1519\" data-end=\"1693\"\u003e\n\u003cp data-start=\"1521\" data-end=\"1693\"\u003e\u003cstrong data-start=\"1521\" data-end=\"1544\"\u003eHealthy Indoor Air:\u003c\/strong\u003e Includes a \u003cstrong data-start=\"1556\" data-end=\"1605\"\u003ewashable antibacterial and deodorizing filter\u003c\/strong\u003e that helps reduce odors and airborne particles. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"t78jsz\" data-start=\"1695\" data-end=\"1871\"\u003e\n\u003cp data-start=\"1697\" data-end=\"1871\"\u003e\u003cstrong data-start=\"1697\" data-end=\"1731\"\u003eBuilt-In Condensate Lift Pump:\u003c\/strong\u003e Integrated pump simplifies drainage in ceiling installations and improves installation flexibility. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"139sgkw\" data-start=\"1873\" data-end=\"2103\"\u003e\n\u003cp data-start=\"1875\" data-end=\"2103\"\u003e\u003cstrong data-start=\"1875\" data-end=\"1911\"\u003eReliable Mitsubishi Performance:\u003c\/strong\u003e Part of the \u003cstrong data-start=\"1924\" data-end=\"1966\"\u003eMitsubishi MLZ ceiling cassette series\u003c\/strong\u003e, known for efficient ductless comfort and dependable operation in single- or multi-zone systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"z-0 flex min-h-[46px] justify-start\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\n\u003cdiv class=\"text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003ch5 class=\"grid__item medium-up--one-half\"\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"147\" data-end=\"473\"\u003e\u003cstrong data-start=\"147\" data-end=\"210\"\u003eQ: What is the Mitsubishi MLZ-KX09NL ceiling cassette unit?\u003c\/strong\u003e\u003cbr data-start=\"210\" data-end=\"213\"\u003eA: The MLZ-KX09NL is a \u003cstrong data-start=\"236\" data-end=\"286\"\u003e9,000 BTU one-way ceiling cassette indoor unit\u003c\/strong\u003e designed for Mitsubishi ductless mini-split systems, delivering efficient heating and cooling while remaining recessed and flush with the ceiling. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"475\" data-end=\"741\"\u003e\u003cstrong data-start=\"475\" data-end=\"524\"\u003eQ: What capacity does the MLZ-KX09NL provide?\u003c\/strong\u003e\u003cbr data-start=\"524\" data-end=\"527\"\u003eA: This unit offers \u003cstrong data-start=\"547\" data-end=\"615\"\u003e9,000 BTU cooling capacity and up to 12,000 BTU heating capacity\u003c\/strong\u003e, making it suitable for small rooms such as bedrooms, offices, or small living areas. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"743\" data-end=\"1001\"\u003e\u003cstrong data-start=\"743\" data-end=\"788\"\u003eQ: What refrigerant does this system use?\u003c\/strong\u003e\u003cbr data-start=\"788\" data-end=\"791\"\u003eA: The MLZ-KX09NL uses \u003cstrong data-start=\"814\" data-end=\"835\"\u003eR454B refrigerant\u003c\/strong\u003e, a next-generation refrigerant designed to improve efficiency and reduce environmental impact compared to older refrigerants. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1003\" data-end=\"1250\"\u003e\u003cstrong data-start=\"1003\" data-end=\"1049\"\u003eQ: How quiet is the unit during operation?\u003c\/strong\u003e\u003cbr data-start=\"1049\" data-end=\"1052\"\u003eA: The indoor cassette operates at \u003cstrong data-start=\"1087\" data-end=\"1116\"\u003eapproximately 26–38 dB(A)\u003c\/strong\u003e depending on the fan speed, providing ultra-quiet performance ideal for bedrooms and offices. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1252\" data-end=\"1501\"\u003e\u003cstrong data-start=\"1252\" data-end=\"1307\"\u003eQ: What type of installation does the unit require?\u003c\/strong\u003e\u003cbr data-start=\"1307\" data-end=\"1310\"\u003eA: The low-profile cassette installs \u003cstrong data-start=\"1347\" data-end=\"1399\"\u003erecessed between standard 16-inch ceiling joists\u003c\/strong\u003e, giving a clean, built-in appearance while saving wall space. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1503\" data-end=\"1751\"\u003e\u003cstrong data-start=\"1503\" data-end=\"1563\"\u003eQ: Does the MLZ-KX09NL include airflow control features?\u003c\/strong\u003e\u003cbr data-start=\"1563\" data-end=\"1566\"\u003eA: Yes. The unit features \u003cstrong data-start=\"1592\" data-end=\"1636\"\u003eadjustable vanes and multiple fan speeds\u003c\/strong\u003e to distribute air evenly and eliminate drafts for consistent room comfort. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1753\" data-end=\"2001\"\u003e\u003cstrong data-start=\"1753\" data-end=\"1806\"\u003eQ: Does the unit have a built-in condensate pump?\u003c\/strong\u003e\u003cbr data-start=\"1806\" data-end=\"1809\"\u003eA: Yes. It includes a \u003cstrong data-start=\"1831\" data-end=\"1900\"\u003ebuilt-in condensate lift mechanism with up to 19.6 inches of lift\u003c\/strong\u003e, reducing the need for an external pump during installation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2003\" data-end=\"2272\"\u003e\u003cstrong data-start=\"2003\" data-end=\"2051\"\u003eQ: Is smart control available for this unit?\u003c\/strong\u003e\u003cbr data-start=\"2051\" data-end=\"2054\"\u003eA: Yes. When paired with the optional Wi-Fi interface, the unit can be controlled through the \u003cstrong data-start=\"2148\" data-end=\"2181\"\u003eMitsubishi Comfort mobile app\u003c\/strong\u003e for remote temperature adjustments and scheduling. \u003cspan class=\"\" data-state=\"delayed-open\" aria-describedby=\"radix-_r_7v_\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5 class=\"grid__item medium-up--one-half\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"qdgw2h\" data-start=\"0\" data-end=\"93\"\u003e\n\u003cp data-start=\"2\" data-end=\"93\"\u003e\u003cstrong data-start=\"2\" data-end=\"47\" data-is-only-node=\"\"\u003eClean or replace the air filter regularly\u003c\/strong\u003e to maintain airflow and indoor air quality.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ukfy7k\" data-start=\"94\" data-end=\"195\"\u003e\n\u003cp data-start=\"96\" data-end=\"195\"\u003e\u003cstrong data-start=\"96\" data-end=\"159\" data-is-only-node=\"\"\u003eKeep the ceiling cassette grille and intake vents dust-free\u003c\/strong\u003e to ensure proper air circulation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1mk7tu9\" data-start=\"196\" data-end=\"286\"\u003e\n\u003cp data-start=\"198\" data-end=\"286\"\u003e\u003cstrong data-start=\"198\" data-end=\"235\" data-is-only-node=\"\"\u003eInspect the condensate drain line\u003c\/strong\u003e periodically to prevent clogs and water leakage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1fwikc7\" data-start=\"287\" data-end=\"363\"\u003e\n\u003cp data-start=\"289\" data-end=\"363\"\u003e\u003cstrong data-start=\"289\" data-end=\"341\" data-is-only-node=\"\"\u003eCheck the R454B refrigerant lines and insulation\u003c\/strong\u003e for damage or wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"2s1nco\" data-start=\"364\" data-end=\"463\"\u003e\n\u003cp data-start=\"366\" data-end=\"463\"\u003eEnsure \u003cstrong data-start=\"373\" data-end=\"418\"\u003enothing blocks the one-way airflow outlet\u003c\/strong\u003e to maintain efficient cooling and heating.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11xf4kc\" data-start=\"464\" data-end=\"547\"\u003e\n\u003cp data-start=\"466\" data-end=\"547\"\u003e\u003cstrong data-start=\"466\" data-end=\"502\" data-is-only-node=\"\"\u003eWipe the grille and panel gently\u003c\/strong\u003e with a soft cloth to prevent dust buildup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x1wlkc\" data-start=\"548\" data-end=\"658\"\u003e\n\u003cp data-start=\"550\" data-end=\"658\"\u003eSchedule \u003cstrong data-start=\"559\" data-end=\"599\"\u003eannual professional HVAC maintenance\u003c\/strong\u003e to inspect internal components and optimize performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1q0dz61\" data-start=\"659\" data-end=\"773\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"661\" data-end=\"773\" data-is-last-node=\"\"\u003eWatch for \u003cstrong data-start=\"671\" data-end=\"732\"\u003eunusual noise, weak airflow, or inconsistent temperatures\u003c\/strong\u003e, which may indicate service is required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Mitsubishi","offers":[{"title":"Default Title","offer_id":43533461454922,"sku":"MLZKX09NL\/MLP449WU","price":978.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0638\/2387\/2074\/files\/MLZ-KX09_12_18_Front_aa7db3fc-d661-4d66-9a62-b52376b0b2e9.png?v=1776877171","url":"https:\/\/wen0d6-q0.myshopify.com\/es\/products\/mitsubishi-mlz-kx09nl-9-000-btu-one-way-ceiling-cassette-unit-w-grille","provider":"Power Gear for Every Journey","version":"1.0","type":"link"}