This MRCOOL® DIY® 5th Generation 3-zone ductless mini-split pairs a 48,000 BTU outdoor condenser with three wall mount indoor air handlers sized 36K + 9K + 9K BTU, rated for do-it-yourself installation with no HVAC professional required. The condenser is rated to heat and cool up to 6 separate zones totaling up to 2,000 sq. ft., achieving 21.8 SEER2 and an HSPF2-4 of 10.
Highlights
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No HVAC professional required – the pre-charged 25-foot DIY® QuickConnect® line set arrives filled with R-454B refrigerant, so there's no evacuating or charging to do on site.
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Three-zone flexibility – the 48,000 BTU condenser powers this 36K + 9K + 9K BTU wall mount combination, letting each room be heated or cooled independently.
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Efficient, eco-friendly operation – rated up to 21.8 SEER2 and an HSPF2-4 of 10 using R-454B refrigerant.
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Smart control options – operate the system with the included wireless remote, the SmartHVAC app (Apple and Android), or voice commands through Amazon Alexa and Google Assistant.
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DIYPRO® cable included – removes the need for electrical conduit and adds protection against outdoor elements.
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Follow Me® and Dry Mode – the remote's Follow Me® function adjusts airflow based on its location, and Dry Mode helps reduce excess indoor humidity.
Specs & Features
| Condenser Capacity |
48,000 BTU |
| Zone Configuration |
3-Zone: 36K + 9K + 9K BTU Wall Mount air handlers |
| Total Rated Coverage (condenser) |
Up to 2,000 sq. ft. |
| Efficiency |
Up to 21.8 SEER2 / HSPF2-4 of 10 |
| Refrigerant |
R-454B (pre-charged 25-ft. DIY® QuickConnect® line set) |
| Installation Type |
DIY – no HVAC professional required |
| Control Options |
Wireless remote, SmartHVAC app (Apple/Android), Amazon Alexa, Google Assistant |
| Certification |
Intertek listed 5031495 |
| Parts Warranty |
5-Year |
| Compressor Warranty |
7-Year |
| Extended Warranty |
Limited Lifetime Replacement warranty available with enrollment in the MRCOOL® Care Program |
| Zone 1 Air Handler |
36K BTU Wall Mount – up to 1,550 sq. ft. |
| Zone 2 Air Handler |
9K BTU Wall Mount – up to 400 sq. ft. |
| Zone 3 Air Handler |
9K BTU Wall Mount – up to 400 sq. ft. |
- Gold Fin® condenser coil for added corrosion resistance in coastal environments
Details
Avermont Direct is an authorized MRCOOL dealer. This 3-zone 48,000 BTU DIY® system is backed by a 5-year parts warranty and a 7-year compressor warranty, with a Limited Lifetime Replacement warranty available to customers who enroll in the MRCOOL® Care Program. It suits homeowners who want to heat and cool up to three rooms independently – such as bedrooms, a living area, or an addition – without scheduling a professional HVAC install.
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
