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Regular price $9,602.00Sale price $9,602.00 Regular price$11,042.30Save $1,440.30 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 36,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+12K+12K), DIY4-BC-36HP
Regular price $8,009.00Sale price $8,009.00 Regular price$10,251.52Save $2,242.52 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+12K+12K), DIY4-BC-48HP
Regular price $8,792.00Sale price $8,792.00 Regular price$11,429.60Save $2,637.60 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 36,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+9K+12K), DIY4-BC-48HP
Regular price $8,781.00Sale price $8,781.00 Regular price$10,800.63Save $2,019.63 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 36,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+9K+9K+9K), DIY4-BC-36HP
Regular price $8,183.00Sale price $8,183.00 Regular price$10,065.09Save $1,882.09 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+12K+18K), DIY4-BC-48HP
Regular price $8,713.00Sale price $8,713.00 Regular price$11,152.64Save $2,439.64 -
Regular price $9,633.00Sale price $9,633.00 Regular price$10,754.70Save $1,121.70 -
Regular price $9,664.00Sale price $9,664.00 Regular price$11,596.80Save $1,932.80 -
Regular price $9,524.00Sale price $9,524.00 Regular price$11,238.32Save $1,714.32 -
Regular price $9,622.00Sale price $9,622.00 Regular price$11,835.06Save $2,213.06 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 54,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+9K+18K+18K), DIY4-BC-48HP
Regular price $8,928.00Sale price $8,928.00 Regular price$10,267.20Save $1,339.20 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 54,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+12K+18K+18K), DIY4-BC-48HP
Regular price $8,841.00Sale price $8,841.00 Regular price$9,725.10Save $884.10 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+12K+12K), DIY4-BC-36HP
Regular price $8,107.00Sale price $8,107.00 Regular price$10,782.31Save $2,675.31 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 51,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+18K+18K), DIY4-BC-48HP
Regular price $8,830.00Sale price $8,830.00 Regular price$11,743.90Save $2,913.90 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+6K+12K), DIY4-BC-27HP
Regular price $7,457.00Sale price $7,457.00 Regular price$9,395.82Save $1,938.82 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+9K+9K), DIY4-BC-27HP
Regular price $7,544.00Sale price $7,544.00 Regular price$9,430.00Save $1,886.00 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+9K+9K+12K), DIY4-BC-36HP
Regular price $8,194.00Sale price $8,194.00 Regular price$10,324.44Save $2,130.44 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+9K+12K+12K), DIY4-BC-36HP
Regular price $8,205.00Sale price $8,205.00 Regular price$9,846.00Save $1,641.00 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+9K+18K), DIY4-BC-36HP
Regular price $8,017.00Sale price $8,017.00 Regular price$9,620.40Save $1,603.40 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 51,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+12K+12K+18K), DIY4-BC-48HP
Regular price $8,920.00Sale price $8,920.00 Regular price$11,239.20Save $2,319.20 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 54,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (12K+12K+12K+18K), DIY4-BC-48HP
Regular price $8,931.00Sale price $8,931.00 Regular price$11,163.75Save $2,232.75 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 33,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+9K+12K), DIY4-BC-27HP
Regular price $7,555.00Sale price $7,555.00 Regular price$8,310.50Save $755.50 -
Vendor:MRCOOLMRCOOL DIY 5th Gen 4-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+9K+18K), DIY4-BC-36HP
Regular price $8,115.00Sale price $8,115.00 Regular price$9,332.25Save $1,217.25
Upgrade your comfort with the MRCOOL DIY Ceiling Cassette 4 Zone Mini Split Systems, part of the advanced 5th Generation MRCOOL DIY Multi-Zone Series. These innovative ductless systems are the first and only true do-it-yourself ceiling cassette mini split systems on the market. With MRCOOL’s patented Quick Connect® pre-charged line sets, installation is fast, simple, and requires no special tools or professional help.
With the 4 Zone MRCOOL Ceiling Cassette System, you can heat or cool four separate spaces from a single outdoor condenser. Perfect for open layouts, bedrooms, offices, or living spaces, this ceiling-mounted solution offers discreet comfort without sacrificing performance.
Key Features of MRCOOL DIY Ceiling Cassette 4 Zone Systems
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Ceiling-Mounted Air Handlers – A flush-mount design blends seamlessly into your ceiling for discreet, space-saving comfort.
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Quick Connect® Technology – Pre-charged with eco-friendly R-454B refrigerant, eliminating the need for vacuuming or charging.
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True DIY Installation – No HVAC technician required. Homeowners can install their own multi-zone system quickly and easily.
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All-Weather Performance – Heat effectively from –13°F to 75°F and cool effortlessly up to 122°F.
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Smart Controls – Works with the MRCOOL SmartHVAC app, Amazon Alexa, and Google Assistant for voice and remote control.
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Energy Efficient – High SEER2 ratings ensure lower utility bills and eco-friendly performance.
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Auto Restart – Restores your settings automatically after a power outage.
Why Choose MRCOOL DIY Ceiling Cassette 4 Zone?
The Ceiling Cassette design provides powerful heating or cooling while staying out of sight. With whisper-quiet operation, advanced climate control, and the ability to manage three rooms independently, MRCOOL makes year-round comfort smarter, easier, and more efficient than ever.
At Premium Home Source, we proudly offer the full line of MRCOOL DIY Multi-Zone Ceiling Cassette Mini Splits, including the popular 4 Zone models, built for convenience, efficiency, and modern living.