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The MRCOOL DIY 5th Gen Hyper Heat 12K Ceiling Cassette Mini-Split System delivers powerful heating and cooling in extreme climates while maintaining a clean, low-profile ceiling-mounted appearance. Engineered to operate from –22°F to 122°F, this system provides dependable year-round comfort even in harsh winter conditions.
 
Featuring MRCOOL’s DIY QuickConnect® installation, this system requires no vacuum pump or professional tools. The ceiling cassette design offers even air distribution and preserves wall space, making it ideal for bedrooms, offices, and finished spaces where aesthetics matter.

MRCOOL DIY 5th Gen Hyper Heat 12K BTU Mini-Split System – Ceiling Cassette

$3,264.00Price

    • Cooling Capacity: 12,000 BTU

    • Heating Capacity: 12,000 BTU (Hyper Heat)

    • SEER2 (Efficiency): 23.5

    • Refrigerant: R-454B (eco-friendly)

    • Line Set: 25 ft pre-charged QuickConnect® line set

    • Voltage / Power: 230V, 1-phase

    • Noise Level (Outdoor): Approximately 56.5 dB(A)

    • Low Ambient Operation: Operates from –22°F to 122°F

    • Compressor Type: DC Inverter (Rotary)

    • Corrosion Protection: Gold Fin® coating on outdoor unit

    • Smart Controls: Wi-Fi enabled; MRCOOL SmartHVAC app, Amazon Alexa & Google Assistant

    • Remote Features: Follow Me® temperature sensing

    • Certifications: AHRI Certified, ENERGY STAR® Cold Climate

    • DIY Installation: Pre-charged lines and DIYPRO® armored cable — no vacuum pump required

    • Warranty: 5-year parts, 7-year compressor (with registration)

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