{"product_id":"hitachi-rai-gj18qhaa-18-000-btu-four-way-ceiling-cassette-indoor-unit-r32","title":"Hitachi RAI-GJ18QHAA 18,000 BTU Four-Way Ceiling Cassette Indoor Unit - R32","description":"\u003cp\u003e\u003cstrong\u003eHitachi RAI-GJ18QHAA – 18,000 BTU Mini Cassette Indoor Mini-Split Unit\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDeliver powerful, efficient comfort for larger residential and light commercial spaces with the \u003cstrong\u003eHitachi RAI-GJ18QHAA\u003c\/strong\u003e, an 18,000 BTU mini cassette indoor unit engineered for reliable year-round heating and cooling when paired with compatible Hitachi outdoor heat pump systems. Part of the Hitachi \u003cem\u003eairHome Multi\u003c\/em\u003e series, this ceiling cassette unit provides balanced 4-way airflow, modern R-32 refrigerant efficiency, and a compact ceiling-integrated design that preserves interior aesthetics while maximizing comfort. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal for Multi-Zone \u0026amp; Central Comfort Solutions\u003c\/strong\u003e\u003cbr\u003eThe RAI-GJ18QHAA is designed to work as part of multi-zone mini-split systems, allowing connection to Hitachi outdoor multi-zone heat pumps to deliver tailored climate control across larger spaces such as great rooms, offices, open floor plans, or hospitality environments. Its 4-way airflow design distributes air evenly in all directions for consistent temperature coverage.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBalanced 4-Way Airflow \u0026amp; Quiet Operation\u003c\/strong\u003e\u003cbr\u003eFeaturing a 4-way airflow pattern and multiple fan speeds, this mini cassette unit promotes uniform comfort by directing conditioned air across the room. Indoor sound pressure levels are approximately \u003cstrong\u003e43 dB(A)\u003c\/strong\u003e during cooling and \u003cstrong\u003e41 dB(A)\u003c\/strong\u003e during heating, maintaining quiet operation suitable for residential and professional settings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompact Ceiling Installation\u003c\/strong\u003e\u003cbr\u003eDesigned for standard suspended ceiling installation, the RAI-GJ18QHAA measures approximately \u003cstrong\u003e11″ high × 22″ wide × 22″ deep\u003c\/strong\u003e, enabling seamless integration into ceilings without disrupting interior design. Its recessed profile preserves valuable space while delivering overhead climate control.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Refrigerant \u0026amp; Efficient Technology\u003c\/strong\u003e\u003cbr\u003eUtilizing eco-friendly \u003cstrong\u003eR-32 refrigerant\u003c\/strong\u003e, this indoor unit provides improved energy performance and a lower environmental impact compared to older refrigerants. Standard refrigerant connections include a \u003cstrong\u003e1\/4″ liquid line and 3\/8″ suction line\u003c\/strong\u003e for efficient heat exchange when matched with compatible outdoor units.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eVersatile Comfort Control\u003c\/strong\u003e\u003cbr\u003eCompatible with standard handheld remote controls and optional advanced control accessories (sold separately), the RAI-GJ18QHAA allows flexible management of temperature settings, fan speeds, and operating modes to match occupant preferences and comfort needs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDurable Construction \u0026amp; Reliable Operation\u003c\/strong\u003e\u003cbr\u003eBuilt with quality components and engineered for long-term performance, this cassette unit is designed for dependable operation when installed by qualified HVAC professionals. Its robust design supports routine maintenance and efficient performance across seasons.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIdeal Use Cases\u003c\/strong\u003e\u003cbr\u003ePerfect for larger homes, condos, offices, restaurants, retail spaces, and other environments that require quiet, efficient heating and cooling without visible wall units. The RAI-GJ18QHAA’s mini cassette design and multi-zone capabilities make it a versatile, space-saving comfort solution that delivers uniform temperature control while preserving interior aesthetics.\u003c\/p\u003e","brand":"Hitachi","offers":[{"title":"Default Title","offer_id":47559922680065,"sku":"RAI-GJ18QHAA","price":1665.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0643\/6896\/7937\/files\/RAI-GJ07QHAAside.png?v=1769476546","url":"https:\/\/tradeprosupply.com\/products\/hitachi-rai-gj18qhaa-18-000-btu-four-way-ceiling-cassette-indoor-unit-r32","provider":"TradePro Supply","version":"1.0","type":"link"}