
Take full control of your home’s climate with the MRCOOL DIY 5th Gen Multi-Zone 55,000 BTU 6-Zone Ductless Mini-Split System. Perfect for large homes or commercial buildings, this system allows you to connect up to six wall-mounted air handlers in any combination of 6K, 9K, 12K, 18K, or 24K units—delivering personalized comfort in every room.
Equipped with True DIY® installation technology, this system empowers you to handle setup without any special tools, training, or HVAC license. With pre-charged quick-connect lines and straightforward setup, you can skip the costly professional installation and get the job done on your schedule.
Smart control comes standard with Wi-Fi connectivity, letting you operate each zone from your smartphone or via voice control with Amazon Alexa and Google Assistant. Engineered for durability and energy efficiency, this system is built to perform in extreme conditions while helping reduce your utility bills.
Key Features:
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55,000 BTU condenser supports six zones
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SEER2 rating up to 21.5 for top-tier efficiency
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Compatible with 6K–24K BTU wall-mounted indoor units
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True DIY® installation with pre-charged line sets
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Wi-Fi control via MRCOOL app, Alexa, or Google Assistant
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Gold Fin® anti-corrosion technology
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Auto mode, sleep mode, and louver memory functions
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Low ambient cooling and heating (as low as 5°F)
What’s Included:
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(1) 55K BTU 5th Gen Multi-Zone DIY Condenser
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(6) Wall-Mounted Air Handlers (sizes vary by configuration)
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(6) Remotes
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Full installation accessories
Shipping Policy
Free Standard Shipping
We offer free standard shipping on all orders. Orders are processed within 1–2 business days and typically arrive within 5–7 business days.
Expedited Shipping
Expedited shipping options are available at checkout. Expedited orders placed before 12pm EST ship the same business day.
Order Tracking
Once your order ships you will receive a confirmation email with a tracking number. You can track your shipment at any time through our website or the carrier's portal.
International Shipping
We currently ship within the United States only. International shipping is not available at this time.
Return Policy
30-Day Returns
We accept returns within 30 days of delivery. Items must be unused, in their original packaging, and in the same condition as received.
How to Initiate a Return
Contact our support team at sales@homecrucial.com with your order number and reason for return. We will provide a prepaid return label within 1–2 business days.
Refunds
Refunds are processed within 5–7 business days after we receive the returned item. The refund will be issued to your original payment method.
Non-Returnable Items
Items that have been installed, used, or damaged after delivery are not eligible for return.
Warranty
Manufacturer's Warranty
All products sold at Home Crucial are covered by the manufacturer's warranty. Warranty terms vary by brand and product — please refer to the documentation included with your product for specific details.
What Is Covered
Manufacturer warranties typically cover defects in materials and workmanship under normal use and conditions. Coverage does not include damage caused by misuse, improper installation, or normal wear and tear.
Warranty Claims
To initiate a warranty claim, contact us at sales@homecrucial.com with your order number, a description of the issue, and photos if applicable. We will coordinate with the manufacturer on your behalf.
Extended Protection
Extended warranty and protection plans may be available for select products. Contact us for more details.
Customer Reviews
★★★★★ 4.9 out of 5 · 20 reviews