MRCOOL® Next-Level Comfort, Made Simple.
MRCOOL® Next-Level Comfort, Made Simple.
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Authorized Dealer
As the USA's Most Trusted MRCOOL Dealer, we’re dedicated to helping you create the perfect living environment with MRCOOL, the leading name in home comfort. One system at a time, we make comfort easy and accessible nationwide.
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Design Your Own Multi-Zone System
Design Your SystemUse our custom designer tool to create a mini-split system perfectly tailored to your unique needs, lengths and specifications.
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Free Shipping*
Enjoy Free Shipping on all MRCOOL Full systems! We’re here to make creating your perfect living space easier than ever. From mini-splits to full heating and cooling systems, enjoy hassle-free delivery right to your door at no extra cost.
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30 Day Returns*
Order your ideal HVAC system with confidence at MRCOOL DIY Direct, where we make satisfaction our priority. Whether you’re installing a mini-split, a central ducted system, or anything in between, we stand behind our products and are here to help every step of the way.*
MRCOOL Mini-Split Heating Performance Data
Note: Models highlighted in yellow use the new R-454B refrigerant and are 2nd Gen Systems.
Condenser Model | Heating Capacity (BTU/h) | HSPF2-4 | HSPF2-5 | Min Operating Temp (°F) | Refrigerant Type |
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DIY-12K | 12,000 | 9.0 | 7.0 | -13°F | R-410A |
DIY-18K | 18,000 | 9.8 | 7.2 | -13°F | R-410A |
DIY-24K | 25,000 | 9.2 | 7.1 | -13°F | R-410A |
DIY-36K | 36,000 | 8.0 | 6.4 | -5°F | R-410A |
DIY-48K | 36,000 | 8.0 | 6.4 | -5°F | R-410A |
VersaPro 18K | 18,000 | 9.1 | 7.0 | -5°F | R-454B |
VersaPro 24K | 26,000 | 9.7 | 7.7 | -5°F | R-454B |
VersaPro 30K | 31,000 | 8.5 | 6.6 | -5°F | R-454B |
VersaPro 36K | 36,000 | 8.7 | 7.0 | -5°F | R-454B |
VersaPro 48K | 48,000 | 8.5 | 7.2 | -5°F | R-454B |
VersaPro 60K | 54,000 | 8.4 | 6.8 | -5°F | R-454B |
EZ-Pro 9K | 10,000 | 9.4 | 7.2 | -13°F | R-410A |
EZ-Pro 12K | 12,000 | 9.3 | 7.0 | -13°F | R-410A |
EZ-Pro 18K | 18,000 | 8.6 | 6.7 | -13°F | R-410A |
EZ-Pro 24K | 25,000 | 8.3 | 6.5 | -13°F | R-410A |
Now In Stock MRCOOL® VersaPro™ 2nd Gen with R-454B Refrigerant!
✅ Now In Stock – Order Today!
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MRCOOL VersaPro 2nd Gen 18K BTU 1.5 Ton 18.8 SEER2 Central Ducted Heat Pump Split System
Regular price $2,488.26 USDRegular priceUnit price / per$2,642.40 USDSale price $2,488.26 USDSave $154.14 -
MRCOOL VersaPro 2nd Gen 24K BTU 2 Ton 18.1 SEER2 Central Ducted Heat Pump Split System
Regular price $2,597.87 USDRegular priceUnit price / per$2,758.80 USDSale price $2,597.87 USDSave $160.93 -
MRCOOL VersaPro 2nd Gen 30K BTU 2.5 Ton 17 SEER2 Central Ducted Heat Pump Split System
Regular price $2,823.87 USDRegular priceUnit price / per$2,998.80 USDSale price $2,823.87 USDSave $174.93 -
MRCOOL VersaPro 2nd Gen 36K BTU 3 Ton 16.1 SEER2 Central Ducted Heat Pump Split System
Regular price $3,162.87 USDRegular priceUnit price / per$3,358.80 USDSale price $3,162.87 USDSave $195.93 -
MRCOOL VersaPro 2nd Gen 48K BTU 4 Ton 16 SEER2 Central Ducted Heat Pump Split System
Regular price $3,727.87 USDRegular priceUnit price / per$3,958.80 USDSale price $3,727.87 USDSave $230.93
True Do-It-Yourself Mini-Split Systems
✅ High Demand – Get Yours Today!
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MRCOOL DIY® 5th Gen E Star 9,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-09-HP-WM-115D25-O
No reviewsRegular price $1,899.00 USDRegular priceUnit price / per$2,299.00 USDSale price $1,899.00 USDSave $400.00 -
MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-0
No reviewsRegular price $1,929.95 USDRegular priceUnit price / per$2,399.00 USDSale price $1,929.95 USDSave $469.05 -
MRCOOL DIY 4th Gen 18K BTU Ductless Mini-Split Heat Pump, 1.5 Ton, 22 SEER, w/ Wall Mount Air Handler & 25 Ft. Line Set (DIY-18-HP-WM-230C25)
3 reviewsRegular price $2,156.00 USDRegular priceUnit price / per$2,565.99 USDSale price $2,156.00 USDSave $409.99 -
MRCOOL DIY 4th Gen 24K BTU, 2 Ton, 20.5 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-24-HP-WM-230C25)
5 reviewsRegular price $2,499.00 USDRegular priceUnit price / per$2,973.99 USDSale price $2,499.00 USDSave $474.99 -
MRCOOL DIY 4th Gen 36K BTU, 3 Ton, 18 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-36-HP-WM-230C25)
2 reviewsRegular price $2,888.00 USDRegular priceUnit price / per$3,436.99 USDSale price $2,888.00 USDSave $548.99
What’s Hot - Top Picks Just for You!
✅ Exclusive Deals on Top-Rated Products
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MRCOOL DIY Easy Pro® 9K BTU Ductless Mini Split Heat Pump Complete System, EZPRO-09-HP-11516
1 reviewRegular price $1,252.00 USDRegular priceUnit price / per$1,489.99 USDSale price $1,252.00 USDSave $237.99 -
Save $47.04
1.8 lb R410a Refrigerant Refill Kit with Gauge
3 reviewsRegular price $249.95 USDRegular priceUnit price / per$296.99 USDSale price $249.95 USDSave $47.04 -
MRCOOL DIY Easy Pro® 12K BTU Ductless Mini Split Heat Pump Complete System, EZPRO-12-HP-11516
2 reviewsRegular price $1,299.00 USDRegular priceUnit price / per$1,545.99 USDSale price $1,299.00 USDSave $246.99 -
Scratch and Dent MRCOOL DIY 4th Gen 12K BTU, 1 Ton, 22 SEER, Ductless Mini-Split Heat Pump Complete System (SD-DIY-12-HP-WM-115C25)
No reviewsRegular price $1,599.00 USDRegular priceUnit price / per$1,902.99 USDSale price $1,599.00 USDSold out -
MRCOOL DIY Easy Pro® 18K BTU Ductless Mini Split Heat Pump Complete System, EZPRO-18-HP-23016
No reviewsRegular price $1,469.00 USDRegular priceUnit price / per$1,747.99 USDSale price $1,469.00 USDSave $278.99 -
MRCOOL DIY 4th Gen 18K BTU Ductless Mini-Split Heat Pump, 1.5 Ton, 22 SEER, w/ Wall Mount Air Handler & 25 Ft. Line Set (DIY-18-HP-WM-230C25)
3 reviewsRegular price $2,156.00 USDRegular priceUnit price / per$2,565.99 USDSale price $2,156.00 USDSave $409.99 -
Scratch and Dent MRCOOL DIY 4th Gen 18K BTU, 1.5 Ton, 22 SEER, Ductless Mini-Split Heat Pump Complete System (SD-DIY-18-HP-WM-230C25)
No reviewsRegular price $1,995.00 USDRegular priceUnit price / per$2,373.99 USDSale price $1,995.00 USDSave $378.99 -
MRCOOL DIY Easy Pro® 24K BTU Ductless Mini Split Heat Pump Complete System, EZPRO-24-HP-23016
No reviewsRegular price $1,698.00 USDRegular priceUnit price / per$2,020.99 USDSale price $1,698.00 USDSave $322.99 -
MRCOOL DIY 4th Gen 24K BTU, 2 Ton, 20.5 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-24-HP-WM-230C25)
5 reviewsRegular price $2,499.00 USDRegular priceUnit price / per$2,973.99 USDSale price $2,499.00 USDSave $474.99 -
MRCOOL DIY 4th Gen 36K BTU, 3 Ton, 18 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-36-HP-WM-230C25)
2 reviewsRegular price $2,888.00 USDRegular priceUnit price / per$3,436.99 USDSale price $2,888.00 USDSave $548.99 -
Save $16.72
MRCOOL® Mini Split Cleaning Care Kit (MMCK01)
1 reviewRegular price $89.27 USDRegular priceUnit price / per$105.99 USDSale price $89.27 USDSave $16.72 -
3/8" & 5/8" MrCool DIY Coupler Kit - No Communication Wire for 24k & 36k Air Handlers
1 reviewRegular price $198.53 USDRegular priceUnit price / per$235.99 USDSale price $198.53 USDSave $37.46 -
MRCOOL DIY 4th Gen 18K BTU, 1.5 Ton, 22 SEER, Ductless Mini-Split Heat Pump Complete System with Ceiling Cassette Air Handler & 25 Ft. Line Set
No reviewsRegular price $2,859.00 USDRegular priceUnit price / per$3,401.99 USDSale price $2,859.00 USDSave $542.99 -
MRCOOL DIY Pre-Charged Linesets - Select Your System & Length
2 reviewsRegular price $205.00 USDRegular priceUnit price / per$243.99 USDSale price $205.00 USDSave $38.99


MRCOOL HVAC Solutions: Coast to Coast!
MRCOOL DIY Direct, USA's most trusted MRCOOL dealer, offers the ultimate heating and cooling solutions, including Central Ducted Heat Pumps, Furnaces, and Package Units. With competitive pricing, nationwide delivery, and top-notch customer service, we bring small-town values to a national scale for all your HVAC needs.

Will Not Hurt Your Credit Score
Find Flexible Payment PlansCredit Options for Everyone! Whether you're a first-time buyer or upgrading, we’ve got zero-interest plans* and hassle-free approvals to fit your budget



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Let customers speak for us
from 64 reviewsExcellent. Outstanding! I am very impressed at how simple the installation is/was. - the DIY Energy Star 24K unit puts out a ton of heat or air conditioning. Oh, and the exterior compressor wall mount worked better than expected.
Only dislike was the line set was hard to get bent to hook up with the outside unit, everything else was pretty easily installed. Love the Wi-Fi enabled thermostat. Would definitely purchase again!!!! This was my first HVAC install.
MRCOOL DIY 4th Gen 24K BTU, 2 Ton, 20.5 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-24-HP-WM-230C25)
1.8 lb R410a Refrigerant Refill Kit with Gauge
Direct replacement control board worked great..
Me and my 16 year old son installed the unit ourselves. Taking our time as this is our first install, it took about 16 hours or so. Only difficult part was installing the line set through the PVC tubing under the concrete slab. Good operating unit so far, 0 degree weather next week so we shall see how well it functions in those conditions......
I was short a part and they got on it right away
Good unit
Great quality and fast shipping
Fit as it should, great customer service to identify the correct part. Fixed what the mice destroyed.
Watching the videos on installation were very helpful and things went relatively easy. Given the season I haven’t tried the AC yet, but sure is nice to have heat just in time for the cold.
when ordering parts be sure to look for and only call or request parts from the real MR. COOL DIY DIRECT . There are a lot of fakes selling parts that may not be what you really need. Great folks to deal with .Bill Watson : Florida
Running line sets and drain tubes in an interior wall is harder than just going outside directly and I recommend doing it with unfinished walls on the back as I had to cut out sheetrock, and then you need 6 inch studs to cut out a path for the lines, power, and drain tube which needs to run downhill until you reach the exterior wall. Given that, it went well and I was able to install 2 heads and wire everything up and get it working in a couple days. The one issue I had was connecting the power as the terminals are very small and if you run a 8 gauge wire it will never fit, and even 10 gauge is near impossible. That should be re-engineered to make for easier connections. The terminals are fine for the head wires, but I don’t know why they were covered with a soft plastic cover which i had to cut off to connect. Other than that, it saved me a lot of money and they are working well. I will connect my third head unit later in a work room that I’m not using much and is passively heated. I gave a 5 star but because of the issues above I would have preferred 4.5 stars. Dealing with MRCOOL DIY Direct was easy and they were helpful.
These guys are the best,
For some reason I'm unable to receive my 50 foot precharged lineset that I paid for over 2 weeks ago, so my order hasn't been filled yet and I'm unable to give a feedback on the product.
Pick The Right System For Your Space!
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1 Room/Zone
MRCOOL Single Zone Mini Split Heat Pump Systems: Efficient & Easy DIY...
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2 Room/Zone
MRCOOL 2 Room/Zone Mini Split Heat Pump Systems: Dual Comfort with Easy...
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3 Room/Zone
Discover Our MRCOOL DIY 3-Zone Mini Split Systems: Control the Climate in...
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4 Room/Zone
MRCOOL 4 Room/Zone Mini Split Heat Pump Systems: Four-Zone Comfort with Easy...
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5 Room/Zone
MRCOOL 5 Room/Zone Mini Split Heat Pump System: Ultimate Comfort with DIY...

Are you Next?
We understand you have many choices when it comes to buying your HVAC system, from big-box stores to online resellers. We encourage you to research and purchase from the source you trust most. So, why choose MRCOOL DIY Direct?
We’re not just another dealer; we’re an HVAC company dedicated exclusively to MRCOOL products. That’s what we know, what we trust, and what we excel at. From expert guidance before your purchase to reliable support during and after your installation, we’re here to ensure your experience is smooth and hassle-free.
Since our founding, MRCOOL DIY Direct has been committed to helping customers nationwide save on energy costs with efficient, budget-friendly HVAC solutions. We combine energy-saving technology with the integrity of small-town values, offering straightforward pricing with no unnecessary upsells.
- At MRCOOL DIY Direct, you get exactly what you need to enhance your home’s comfort and efficiency—backed by unbeatable service and support. Choose us for a buying experience that puts your satisfaction first.
Single Zone MRCOOL DIY Mini-Split Systems
Our top-selling and most popular mini-split system, perfect for efficiently heating or cooling individual rooms.
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MRCOOL DIY® 5th Gen E Star 9,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-09-HP-WM-115D25-O
No reviewsVendor:NEW R-454B RefrigerantRegular price $1,899.00 USDRegular priceUnit price / per$2,299.00 USDSale price $1,899.00 USDSave $400.00 -
MRCOOL DIY® 5th Gen E Star 12,000 BTU Single Zone Mini Split Complete System with 25ft. Line Set 115V, DIY-12-HP-WM-115D25-0
No reviewsVendor:NEW R-454B RefrigerantRegular price $1,929.95 USDRegular priceUnit price / per$2,399.00 USDSale price $1,929.95 USDSave $469.05 -
MRCOOL DIY 4th Gen 18K BTU Ductless Mini-Split Heat Pump, 1.5 Ton, 22 SEER, w/ Wall Mount Air Handler & 25 Ft. Line Set (DIY-18-HP-WM-230C25)
3 reviewsVendor:4th Gen DIY SeriesRegular price $2,156.00 USDRegular priceUnit price / per$2,565.99 USDSale price $2,156.00 USDSave $409.99 -
MRCOOL DIY 4th Gen 24K BTU, 2 Ton, 20.5 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-24-HP-WM-230C25)
5 reviewsVendor:4th Gen DIY SeriesRegular price $2,499.00 USDRegular priceUnit price / per$2,973.99 USDSale price $2,499.00 USDSave $474.99 -
MRCOOL DIY 4th Gen 36K BTU, 3 Ton, 18 SEER, Ductless Mini-Split Heat Pump Complete System (DIY-36-HP-WM-230C25)
2 reviewsVendor:4th Gen DIY SeriesRegular price $2,888.00 USDRegular priceUnit price / per$3,436.99 USDSale price $2,888.00 USDSave $548.99
How To Configure A Multi-Zone System Tutorial
View all-
The Evolution and Differences of MRCOOL DIY Min...
Chill MastersonMRCOOL’s 4th Generation DIY mini-split system builds on the success of the 3rd Gen with significant upgrades in installation simplicity, energy efficiency, and more coverage options. Find out why the...
The Evolution and Differences of MRCOOL DIY Min...
Chill MastersonMRCOOL’s 4th Generation DIY mini-split system builds on the success of the 3rd Gen with significant upgrades in installation simplicity, energy efficiency, and more coverage options. Find out why the...
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How to design a MRCOOL DIY Multi-Zone Mini-Spl...
Chill MastersonBuilding your own MRCOOL DIY multi-zone mini-split system is a smart way to ensure your home is comfortable year-round.
How to design a MRCOOL DIY Multi-Zone Mini-Spl...
Chill MastersonBuilding your own MRCOOL DIY multi-zone mini-split system is a smart way to ensure your home is comfortable year-round.
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Can I Really Install a MRCOOL Mini Split Myself...
Chill MastersonThinking about installing a mini split HVAC system yourself? With MRCOOL DIY Mini Splits, it’s easier than you think! These systems are designed for simple, tool-free installation, featuring pre-charged line...
Can I Really Install a MRCOOL Mini Split Myself...
Chill MastersonThinking about installing a mini split HVAC system yourself? With MRCOOL DIY Mini Splits, it’s easier than you think! These systems are designed for simple, tool-free installation, featuring pre-charged line...
MRCOOL News
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VersaPro 2nd Gen vs. HyperHeat 2nd Gen: Which M...
VersaPro 2nd Gen vs. HyperHeat 2nd Gen: Choosing the Right MRCOOL Central Ducted Heat Pump System When investing in a central ducted heat pump, understanding the key differences between the...
VersaPro 2nd Gen vs. HyperHeat 2nd Gen: Which M...
VersaPro 2nd Gen vs. HyperHeat 2nd Gen: Choosing the Right MRCOOL Central Ducted Heat Pump System When investing in a central ducted heat pump, understanding the key differences between the...
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The Future of HVAC is Here – Introducing the MR...
Introducing the all-new MRCOOL® Central Ducted Hyper Heat & VersaPro® Systems—the future of HVAC is here! Designed for superior efficiency, extreme climate performance, and powered by the latest R-454B refrigerant...
The Future of HVAC is Here – Introducing the MR...
Introducing the all-new MRCOOL® Central Ducted Hyper Heat & VersaPro® Systems—the future of HVAC is here! Designed for superior efficiency, extreme climate performance, and powered by the latest R-454B refrigerant...
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R-410A Phaseout: What It Means for Homeowners a...
Discover everything you need to know about the 2025 refrigerant transition and why MRCOOL DIY Direct is exclusively using R-454B in our latest HVAC systems. Learn how this eco-friendly refrigerant...
R-410A Phaseout: What It Means for Homeowners a...
Discover everything you need to know about the 2025 refrigerant transition and why MRCOOL DIY Direct is exclusively using R-454B in our latest HVAC systems. Learn how this eco-friendly refrigerant...
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How to Clean Your MRCOOL Mini Split with the MR...
Regular cleaning with the MRCOOL Mini Split Care Kit ensures your system operates efficiently and lasts longer. Follow our detailed guide to clean, disinfect, and protect your MRCOOL 4th Gen...
How to Clean Your MRCOOL Mini Split with the MR...
Regular cleaning with the MRCOOL Mini Split Care Kit ensures your system operates efficiently and lasts longer. Follow our detailed guide to clean, disinfect, and protect your MRCOOL 4th Gen...
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Avoiding Common Install Mistakes with MRCOOL DI...
Installing a MRCOOL DIY mini split system is easy and will save you thousands. Here's some tips and tricks from the pros at MRCOOL DIY Direct to ensure a smooth...
Avoiding Common Install Mistakes with MRCOOL DI...
Installing a MRCOOL DIY mini split system is easy and will save you thousands. Here's some tips and tricks from the pros at MRCOOL DIY Direct to ensure a smooth...
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How to Maximize Energy Efficiency in Your Home ...
How to Maximize Energy Efficiency in Your Home with an HVAC System from MRCOOL DIY Direct In today’s environmentally conscious world, maximizing energy efficiency in your home is not only...
How to Maximize Energy Efficiency in Your Home ...
How to Maximize Energy Efficiency in Your Home with an HVAC System from MRCOOL DIY Direct In today’s environmentally conscious world, maximizing energy efficiency in your home is not only...

MRCOOL DIY Direct is the USA's most trusted Authorized MRCOOL dealer, combining small-town values with nationwide reach. We deliver exceptional service, expert support, and reliable HVAC solutions you can count on—making DIY comfort accessible to every home.
USA's Most trusted MRCOOL dealer!