Description
5th Generation MRCOOL® DIY® 18K BTU Ductless Heat Pump Single Zone Mini-Split
The 5th Generation MRCOOL® DIY® 18K BTU Mini-Split Heat Pump is a powerful, efficient, and easy-to-install solution for year-round comfort in spaces up to 800 sq. ft. Unlike traditional systems, this unit is designed with true DIY installation in mind—no special tools or professional help required.
At the heart of the system is the 25 ft. pre-charged DIY® QuickConnect® line set, pre-filled with eco-friendly R-454B refrigerant. This eliminates the need for vacuuming and reduces installation time, effort, and cost. The included DIYPRO® cable enhances durability and eliminates the need for electrical conduit, protecting against weather, yardwork, and outdoor elements.
Enjoy comfort your way with multiple control options:
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The wireless remote with Follow Me® technology adjusts comfort based on the remote’s location.
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The SmartHVAC app (iOS & Android) lets you manage settings from anywhere.
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Hands-free voice commands with Amazon Alexa and Google Assistant are supported out of the box.
Built to last, the Gold Fin® condenser offers exceptional corrosion resistance, making it ideal for coastal regions. Added features such as Dry Mode for humidity reduction, Auto Mode for set-and-forget comfort, Quiet Mode for peaceful operation, and Auto Restart after power outages ensure reliability and convenience.
With industry-leading warranties—including a limited lifetime warranty, 7-year compressor coverage, and 5-year parts protection—you can count on dependable comfort for years to come.
Key Features
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Easy DIY installation — no special tools required
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Pre-charged QuickConnect® line set with R-454B refrigerant
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DIYPRO® cable included (no electrical conduit needed)
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Follow Me® remote for personalized comfort
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Smart control via app, Alexa, or Google Assistant
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Gold Fin® corrosion-resistant condenser
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ENERGY STAR® Certified & AHRI Certified
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Intertek listed 5031495
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Industry-leading warranties
Air Handler Specifications
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SEER2: 22.5
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EER2: 13.7
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HSPF2-4: 11.5
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HSPF2-5: 8.5
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Tonnage: 1.5
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Cooling Capacity: 18,000 BTU
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Heating Capacity: 18,000 BTU
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Voltage: 208/230V / 1 Phase / 60 Hz
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Max Fuse Breaker: 20A
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Min Circuit Ampacity: 18A
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Refrigerant Type: R-454B
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Refrigerant Volume: 44.8 oz
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Zone Capacity: 1
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Inverter: DC
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Line Set Length: 25 ft (included)
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Max Line Set Length: 98.4 ft
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Liquid Line Size: 1/4 in
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Suction Line Size: 1/2 in
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Compressor Motor Type: Rotary
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Decibel Rating: 58.5 dBA
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Modes: Cool, Heat, Dry, Fan, Auto, Quiet
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WiFi/App Compatibility: iOS + Android
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Remote Control: Included
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Certifications: UL, ETL, ENERGY STAR®, AHRI
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Warranty: Limited Lifetime*, 7-Year Compressor, 5-Year Parts
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Net Dimensions (W×H×D): 35.04 × 26.5 × 13.46 in
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Net Weight: 93.48 lbs
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Gross Dimensions (W×H×D): 40.55 × 29.53 × 18.11 in
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Gross Weight: 114.2 lbs
Condenser Specifications
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Tonnage: 1.5
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Voltage: 208/230V / 1 Phase / 60 Hz
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Max Fuse Breaker: 15A
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Min Circuit Ampacity: 3A
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Mount Type: Wall
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Coverage Area: Up to 800 sq. ft.
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Fan Speeds: 5 + Oscillation
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Filter Type: Reusable
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Decibel Rating (Low/High): 19 – 54.5 dBA
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Modes: Cool, Heat, Dry, Fan, Auto, Quiet
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WiFi/App Compatibility: iOS + Android
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Remote Control: Included
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Certifications: UL, ETL, ENERGY STAR®, AHRI
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Warranty: Limited Lifetime*, 7-Year Compressor, 5-Year Parts
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Net Dimensions (W×H×D): 42.52 × 13.19 × 8.9 in
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Net Weight: 35.49 lbs
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Gross Dimensions (W×H×D): 46.73 × 14.29 × 17.68 in
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Gross Weight: 49.6 lbs
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