The MRCOOL Advantage 5th Generation 9K BTU Mini-Split System is a high-efficiency, professional-grade ductless heating and cooling solution. Built for long-term reliability and low environmental impact, it uses eco-friendly R-454B refrigerant and features built-in Wi-Fi control. This system is ideal for rooms up to about 400 sq ft and must be installed by a licensed HVAC technician for proper performance and warranty.
MRCOOL Advantage 5th Gen 9K BTU 230V Mini Split
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Cooling Capacity: 9,000 BTU
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Heating Capacity: 10,000 BTU
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SEER2 Efficiency: 21.2
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EER2 Efficiency: 12.6
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HSPF2-4: 9.1
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Refrigerant: R-454B
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Voltage: 208–230V, single-phase
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Compressor: DC Inverter Rotary
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Max Line Set Length: 82 ft
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Liquid Line Size: 1/4 in
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Suction Line Size: 3/8 in
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Decibel Rating (Outdoor): ~53.5 dB(A)
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Inverter Motor: Yes
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Corrosion Protection: Gold Fin coating on condenser
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Smart Controls: Built-in Wi-Fi (SmartHVAC), works with app, Alexa, Google Assistant
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Remote Feature: “Follow Me” sensor Based on remote location
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Max Fuse / Breaker: 15 A
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Min Circuit Ampacity: 12 A
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Coverage Area: ~400 sq ft
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Certifications: AHRI, Energy Star
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Warranty: 1-year parts, 2-year compressor
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