MRCOOL DIY 5th Gen Mini Split - 6-Zone 48,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 9K + 6K + 6K + 6K + 6K + 6K Ceiling Cassette Air Handlers
Take control of your home’s comfort with the MRCOOL® 5th Gen DIY® Multi-Zone Mini Split System — the ultimate solution for efficient, customizable, and true DIY-friendly heating and cooling.
This powerful 48K 6-Zone system includes one 9K and five 6K ceiling cassette air handlers.
Features
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Customize mini-split system: choose the perfect line set length for each zone just above the “Add to Cart” button.
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Ultra-Efficient Cooling & Heating: Enjoy up to 21.8 SEER2 and 10 HSPF2-4 for energy-efficient year-round comfort.
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Low-Profile Ceiling Cassette Design: Flush-mounted unit fits between standard ceiling joists for a clean, built-in look.
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DIY-Friendly QuickConnect® Installation: No vacuuming or professional tools needed — pre-charged line sets make setup fast and simple.
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Smart Voice & App Control: Full control via SmartHVAC app, Alexa, Google Assistant, or included wireless remote.
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Eco-Conscious Refrigerant: Uses R-454B refrigerant with a low environmental impact.
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Industry-Leading Warranty: Includes 5-year parts, 7-year compressor, and lifetime replacement with MRCOOL® Care registration.
What our Experts Think
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Flexible 6-Zone Cooling & Heating: Supports multiple rooms with varied capacities (9K + 6K x5), ensuring tailored comfort throughout your home.
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Powerful 48,000 BTU Output: Efficiently cools and heats large spaces with reliable performance.
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DIY-Friendly Installation: Simplifies setup with user-friendly design—no professional needed, saving time and money.
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Quiet Ceiling Cassette Units: Discreet, low-noise air handlers enhance room aesthetics without disruption.
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Energy Efficient Inverter Technology: Reduces energy consumption while maintaining consistent temperature control.
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Trusted MRCOOL Innovation: 5th Gen system offers enhanced durability and smart features for lasting comfort.
Q&A
Q: What is the MRCOOL DIY 5th Gen Mini Split system?
A: A 6-zone, 48,000 BTU ductless air conditioner and heat pump with ceiling cassette air handlers for customizable climate control.
Q: What are the air handler sizes included?
A: One 9K BTU and five 6K BTU ceiling cassette air handlers.
Q: Is this system easy to install?
A: Yes, designed for DIY installation with no professional HVAC needed.
Q: Does it provide both heating and cooling?
A: Yes, it works as an air conditioner and heat pump for year-round comfort.
Q: Which spaces benefit most from this system?
A: Ideal for multi-room homes or offices needing separate climate zones.
Q: How energy efficient is it?
A: High efficiency with zoning and inverter technology to reduce energy costs.
Maintenance Tips
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Clean or replace air filters every 1-3 months.
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Keep outdoor condenser free of dust and debris.
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Inspect and clean ceiling cassette air handlers quarterly.
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Check for refrigerant leaks and unusual noises regularly.
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Schedule professional maintenance annually.
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Maintain clear airflow around all units.
