MRCOOL DIY 5th Gen Mini Split - 5-Zone 55,000 BTU Ductless Air Conditioner and Heat Pump Condenser with 18K + 18K + 12K + 12K + 12K 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 55K 5-Zone system includes two 18K and three 12K 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 22 SEER2 and 10.6 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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Powerful 5-Zone System: 55,000 BTU condenser supports diverse cooling and heating needs across multiple rooms.
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Balanced Air Handler Setup: Two 18K and three 12K ceiling cassette units provide tailored airflow and efficient temperature control.
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DIY Installation Made Easy: User-friendly design minimizes setup time and professional costs.
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Energy-Efficient Heat Pump: Offers reliable heating and cooling while reducing energy consumption.
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Sleek Ceiling Cassette Design: Low-profile units optimize space without compromising performance.
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Smart Control Compatibility: Supports remote and smart thermostat integration for ultimate convenience.
Q&A
Q: What is the MRCOOL DIY 5th Gen Mini Split?
A: A 5-zone, 55,000 BTU ductless air conditioner and heat pump system with ceiling cassette air handlers.
Q: What are the capacities of the air handlers?
A: Two 18,000 BTU and three 12,000 BTU ceiling cassette units.
Q: Is this system easy to install?
A: Yes, it’s designed for easy DIY installation with no professional required.
Q: Does it provide heating and cooling?
A: Yes, it functions as both an air conditioner and heat pump for year-round comfort.
Q: How many zones can it control?
A: It supports five independent zones for customized climate control.
Maintenance Tips
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Clean or replace air filters every 1-3 months.
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Keep outdoor condenser clear of debris and dirt.
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Inspect and clean ceiling cassette units regularly.
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Check condensate drain lines to prevent blockages.
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Schedule annual professional check for refrigerant and system health.
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Follow manufacturer’s usage and care instructions.
