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Description
This MRCOOL DIY 5th Gen ductless mini-split system pairs a 27,000 BTU multi-zone condenser with 4 ceiling cassette indoor units (12K+6K+6K+6K BTU), rated at SEER2 23 and HSPF2-4 9.5. The system installs without a licensed HVAC professional, using MRCOOL's pre-charged Quick Connect line sets (R-454B refrigerant) to skip the evacuation and vacuuming steps of a traditional install.
Highlights
- True DIY installation — pre-charged Quick Connect line sets (R-454B refrigerant) eliminate the evacuation and vacuuming steps a professional install would require.
- Smart HVAC app (iOS/Android) lets you set schedules, switch modes, and monitor energy use per zone, with voice control through Amazon Alexa or Google Assistant.
- Included DIYPro cable removes the need for electrical conduit between the condenser and indoor units.
- Follow Me function on the included remote adjusts airflow based on the remote's location for more even comfort.
- Low-profile ceiling cassette design fits flush between standard 16" ceiling joists (including pre-manufactured I-joists) with no ductwork or extra wall space needed.
- Backed by a 5-year parts warranty, a 7-year compressor warranty, and a Limited Lifetime Replacement warranty once enrolled in the MRCOOL Care Program.
Details
Avermont Direct is an authorized MRCOOL dealer. This 4-zone DIY system carries a 5-year parts warranty and a 7-year compressor warranty from MRCOOL, with a Limited Lifetime Replacement warranty available through the MRCOOL Care Program. It's a fit for homeowners who want to add independently controlled heating and cooling to 4 separate rooms or zones without extending ductwork, and without paying for professional HVAC installation.
Need Help?
If you have questions about this product before you order, our team is happy to help.
Email: support@avermontdirect.com
Phone: +1 (844) 455-3695
Hours: Monday–Friday, 9AM–5PM
Live Chat: Available 24/7
| Condenser Capacity | 27,000 BTU |
| Zones Supported | 4 |
| Efficiency | SEER2 23 / HSPF2-4 9.5 |
| Indoor Unit Type | Ceiling Cassette |
| Refrigerant | R-454B (pre-charged Quick Connect line sets) |
| Certification | Intertek listed 5031495 |
| Warranty | 5-year parts, 7-year compressor, Limited Lifetime Replacement (with MRCOOL Care Program enrollment) |
| Zone 1 Indoor Unit | 12,000 BTU Ceiling Cassette — up to 550 sq. ft. |
| Zone 2 Indoor Unit | 6,000 BTU Ceiling Cassette — up to 200 sq. ft. |
| Zone 3 Indoor Unit | 6,000 BTU Ceiling Cassette — up to 200 sq. ft. |
| Zone 4 Indoor Unit | 6,000 BTU Ceiling Cassette — up to 200 sq. ft. |
- Each indoor unit ships with its own wireless remote.
- Wireless remote, Smart HVAC app, and Amazon Alexa/Google Assistant voice control on every unit.
- Two-stage DC motor with quiet operation, multiple operating modes, advanced filtration, and swing technology; the Elevation function lowers the filter panel for easy maintenance.
Shipping
- Orders of $200 or more ship free within the contiguous United States. Orders under $200 ship for a flat $9.99.
- In-stock items (shown as “In Stock” on the product page) ordered before 1:00 PM Pacific Time on a business day typically ship within 1–3 business days. Delivery usually takes 3–7 business days after shipping.
- Backorder, Partial Backorder and Custom Order items are not covered by the 1–3 business day processing time. Their estimated restock or ship time is shown in the stock status on the product page before you order.
- Large items ship by freight and are typically delivered curbside. Smaller items ship by ground carrier such as FedEx or UPS.
- We ship to the 48 contiguous states. We do not ship to Alaska, Hawaii or P.O. boxes.
- Please inspect your delivery on arrival and report any concealed damage or missing parts within 24 hours.
Returns
- Returns can be requested within 30 days of delivery. Items must be unused, uninstalled, in new resalable condition and in their original packaging, including the pallet if delivered on one.
- Approved returns are subject to a 15% restocking fee, and return shipping costs are the customer’s responsibility unless the return is the result of our error.
- Installed or used products, custom and made-to-order items, clearance or final-sale items, and replacement parts and accessories are not eligible for return.
Full Shipping Policy Full Return Policy Questions? +1 (844) 455-3695









