This MRCOOL Advantage 18K 5th Gen mini‑split is built for larger rooms, offering strong heating & cooling performance, Wi‑Fi smart control, and durable Gold Fin protection. It uses R‑454B refrigerant and must be installed by a licensed HVAC technician.
MRCOOL Advantage 5th Gen 18K BTU Mini Split
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Cooling Capacity: 18,000 BTU
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Heating Capacity: 18,800 BTU
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Efficiency: SEER2 rating around 19.2
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Refrigerant: R-454B
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Line Set: Requires professional installation
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Voltage: 208–230V, 1-phase
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Compressor Type: DC Inverter (Rotary)
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Noise Level (Indoor): Quiet operation
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Noise Level (Outdoor): ~56 dB(A)
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Smart Controls: Wi-Fi enabled, MRCOOL SmartHVAC app, Alexa, Google Assistant
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Air Direction Control: 4-way auto-swing louvers
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Filter System: Washable / reusable filters
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Corrosion Protection: Gold Fin® outdoor coil coating
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Low Ambient Operation: Yes
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Installation: Licensed HVAC installation required
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Certifications: AHRI certified
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Warranty: 1-year parts, 2-year compressor
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Indoor/Outdoor Dimensions & Weight: Varies by model
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