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Regular price From $10,410.00Sale price From $10,410.00 Regular price
$11,451.00-9% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 42,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+9K+18K), DIY4-BC-55HP
Regular price $9,381.00Sale price $9,381.00 Regular price$11,538.63-19% -
Regular price From $10,343.00Sale price From $10,343.00 Regular price
$12,721.89-19% -
Regular price From $8,699.00Sale price From $8,699.00 Regular price
$9,742.88-11% -
Regular price From $9,818.00Sale price From $9,818.00 Regular price
$12,005.40-18% -
Regular price From $10,214.00Sale price From $10,214.00 Regular price
$12,256.80-17% -
Regular price From $9,798.00Sale price From $9,798.00 Regular price
$11,561.64-15% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 51,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+9K+18K+18K), DIY4-BC-55HP
Regular price $9,411.00Sale price $9,411.00 Regular price$11,293.20-17% -
Regular price From $10,245.00Sale price From $10,245.00 Regular price
$11,474.40-11% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 54,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+12K+18K+18K), DIY4-BC-55HP
Regular price $9,422.00Sale price $9,422.00 Regular price$11,117.96-15% -
Regular price From $9,720.00Sale price From $9,720.00 Regular price
$11,469.60-15% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 39,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+9K+18K), DIY4-BC-55HP
Regular price $9,283.00Sale price $9,283.00 Regular price$11,882.24-22% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 48,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+18K+18K), DIY4-BC-55HP
Regular price $9,313.00Sale price $9,313.00 Regular price$10,244.30-9% -
Regular price From $8,256.00Sale price From $8,256.00 Regular price
$9,246.72-11% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 45,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (9K+9K+9K+18K), DIY4-BC-48HP
Regular price $8,898.00Sale price $8,898.00 Regular price$10,944.54-19% -
Regular price From $9,004.00Sale price From $9,004.00 Regular price
$10,084.48-11% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 27,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+6K+9K), DIY4-BC-36HP
Regular price $7,889.00Sale price $7,889.00 Regular price$9,703.47-19% -
Regular price From $10,390.00Sale price From $10,390.00 Regular price
$11,948.50-13% -
Regular price From $9,731.00Sale price From $9,731.00 Regular price
$11,969.13-19% -
Regular price From $10,203.00Sale price From $10,203.00 Regular price
$11,381.70-10% -
Regular price From $10,323.00Sale price From $10,323.00 Regular price
$11,513.70-10% -
Regular price From $10,432.00Sale price From $10,432.00 Regular price
$11,683.84-11% -
Vendor:MRCOOL
MRCOOL DIY 5th Gen 4-Zone 30,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (6K+6K+9K+9K), DIY4-BC-36HP
Regular price $7,987.00Sale price $7,987.00 Regular price$9,584.40-17%
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.