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This 208-230V MR-COOL Mini-Split is 4 Zones, 23 SEER2, Energy Star Heat Pump with 12 EER, 9 HSPF. Customize your indoor units, upgrade the outdoor larger.
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*Upgrade the Outdoor Unit to a Larger Size!
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| If you’re in need of comfort, our new 5th Generation MRCOOL® DIY® 27k BTU Multi-Zone Ductless Mini Split Condenser is the perfect solution! The acronym in the name is true - you can install this system on your own, without the assistance of an HVAC professional! You’ll save money in more ways than one, too, due to the incredible efficiency of this system, which attains a SEER2 rating of 23 and a HSPF2-4 rating of 9.5. This condenser in particular is able to support up to 4 air handlers, meaning it can provide heat and air conditioning to four separate spaces equalling a total of 1,000 to 1,200 square feet. This system is unique because it utilizes special, patented Quick Connect® line sets that are pre-charged with R-454B, which is a newer refrigerant that allows the system to be even more sustainable and efficient than its previous generation. These line sets essentially link to the fittings of the condenser and the air handler, making the installation process a breeze. These line sets are sold separately. Once installed, this condenser will be able to do more than you expect! Our SmartHVAC app gives you the opportunity to integrate the system with your phone and Amazon Alexa or Google Home, which will let you control your comfort using just your voice. The app also gives you the ability to customize your comfort with a range of features, from setting schedules to monitoring the system’s energy use. You deserve to have your comfort meet your standards, and this unit can do that for you. Should something happen to the system, we’ve got your back. The DIY® series boasts one of the foremost warranties in the HVAC industry - a 5 year parts warranty, a 7 year compressor warranty, and a Limited Lifetime Replacement warranty if you enroll in the MRCOOL® Care Program. Get the best for your home and install a DIY®! |
| Title | MRCOOL DIY 4-Zone Custom Mini Split Heat Pump (-13Β°F) E-Star: 23 SEER2/12 EER/9 HSPF (R454B) |
|---|---|
| Brand | Mr Cool |
| Category | Quad. | 4 Zone | Select Four Heads |
| SKU | MRCOOL 4-Zone |
| Condition | new |
| UPC | 840255587457 |
| MPN | DIY-MULTI4-27HP230D-O |
Forget the industrial hum; this four-zone hums a quiet, invisible logic that treats every room like its own private climate. The pre-charged veins snapped together so cleanly it felt less like HVAC labor and more like completing a high-stakes puzzle. Now, my thermostat is just a ghost in the machine, silently balancing four different worlds behind a single, sleek condenser.
I never expected a DIY project to change the entire mood of my house, but the MR COOL 4-Zone did exactly that. Installing it felt almost like discovering a hidden talent I didnβt know I had β the pre-charged lines clicked together, the units lit up, and suddenly each room had its own personality. My office now feels like a cool morning breeze, the living room stays calm even when the sun slaps the windows, and the bedroomβ¦ letβs just say I stopped waking up sweaty at 3 a.m. The system is whisper-quiet, almost suspiciously so β more than once I had to put my hand near the vent just to confirm it was actually running.
Overall, Iβm really happy with this system. The DIY installation saved me a ton of money, and the performance has been fantastic. The smart features, energy efficiency, and quiet operation make it a great value. That said, while this is DIY-friendly, itβs not completely effortlessβbe prepared for some heavy lifting and time investment. Would I buy it again? Absolutely. If you want a multi-zone mini split that you can install yourself, this is one of the best options out there.
Forget the industrial hum; this four-zone hums a quiet, invisible logic that treats every room like its own private climate. The pre-charged veins snapped together so cleanly it felt less like HVAC labor and more like completing a high-stakes puzzle. Now, my thermostat is just a ghost in the machine, silently balancing four different worlds behind a single, sleek condenser.
Jacob Clark · 2026-03-27I never expected a DIY project to change the entire mood of my house, but the MR COOL 4-Zone did exactly that. Installing it felt almost like discovering a hidden talent I didnβt know I had β the pre-charged lines clicked together, the units lit up, and suddenly each room had its own personality. My office now feels like a cool morning breeze, the living room stays calm even when the sun slaps the windows, and the bedroomβ¦ letβs just say I stopped waking up sweaty at 3 a.m. The system is whisper-quiet, almost suspiciously so β more than once I had to put my hand near the vent just to confirm it was actually running.
Gary Wright · 2025-11-28Overall, Iβm really happy with this system. The DIY installation saved me a ton of money, and the performance has been fantastic. The smart features, energy efficiency, and quiet operation make it a great value. That said, while this is DIY-friendly, itβs not completely effortlessβbe prepared for some heavy lifting and time investment. Would I buy it again? Absolutely. If you want a multi-zone mini split that you can install yourself, this is one of the best options out there.
William Anderson · 2025-04-01
Mini Split Warehouse offers a wide selection of ductless air conditioner units and heat pumps, providing free shipping nationwide.
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