



MRCOOL® DIY 5th Generation Mini-split Air Handler
$2,737.35 – $4,802.89Price range: $2,737.35 through $4,802.89


The MRCOOL® DIY 5th Generation Mini-Split Air Handler delivers energy-efficient heating and cooling with quiet operation, smart controls, and reliable year-round performance. Available in capacities from 9K to 36K BTU, it’s designed for easy installation and seamless compatibility with MRCOOL® DIY 5th Generation systems.
Key Features
- Available in 9K, 12K, 18K, 24K, and 36K BTU
- Compatible with MRCOOL® DIY 5th Generation systems
- High-efficiency inverter technology
- Quiet operation
- Wi-Fi & Smart Home compatible
- Easy DIY installation
- Reliable year-round heating and cooling
Available Capacities
| Capacity | Voltage |
|---|---|
| 9K BTU | 115V |
| 12K BTU | 115V |
| 18K BTU | 230V |
| 24K BTU | 230V |
| 36K BTU | 230V |
This air handler is an excellent choice for homeowners looking for efficient performance, simple installation, and dependable comfort.
| Choose Capacity | 9K BTU ,115V, Up to 400 sq. ft., 12K BTU, 115V, Up to 550 sq. ft., 18K BTU, 208-230V, Up to 800 sq. ft., 24K BTU, 208-230V, Up to 1,050 sq. ft., 36K BTU, 208-230V, Up to 1,550 sq. ft. |
|---|
About MRCOOL
Comfort Made Simple
Founded in 2014, MRCOOL was created with a mission to simplify the HVAC industry by making heating and cooling systems easier to install, operate, and maintain. Based in Kentucky, the company is best known for pioneering its DIY® Mini Split Systems, giving homeowners greater flexibility without sacrificing performance.
Today, MRCOOL continues to expand its product lineup and distribution network across North America while developing innovative, energy-efficient HVAC solutions.
Why Choose MRCOOL?
DIY Innovation
MRCOOL revolutionized the HVAC industry with its patented Quick Connect® technology, allowing many DIY® systems to be installed without specialized HVAC tools.
Energy Efficiency
MRCOOL offers high-efficiency mini splits, heat pumps, and central HVAC systems designed to reduce energy consumption while delivering year-round comfort.
Smart Home Ready
Many MRCOOL systems include built-in Wi-Fi connectivity and compatibility with popular smart home platforms, making comfort easy to control from virtually anywhere.
Reliable Performance
Every system is engineered for dependable heating and cooling with user-friendly features designed for homeowners and HVAC professionals alike.
Key Features
- Patented Quick Connect® pre-charged line sets
- DIY® installation on select systems
- High-efficiency inverter technology
- Built-in Wi-Fi on many models
- Residential and light commercial HVAC solutions
- Complete line of mini splits, central systems, heat pumps, and accessories
Warranty
MRCOOL offers competitive manufacturer warranties that vary by product series.
- Limited parts and compressor warranties
- Online product registration
- Dedicated warranty support
- Optional extended protection programs for select products
Warranty coverage depends on the product model and installation requirements.
Why Buy MRCOOL from Xpress?
Authorized Distributor
We supply genuine MRCOOL products sourced through trusted distribution channels, ensuring authentic equipment backed by the manufacturer's warranty.
Fast Shipping
Our stocked inventory helps you receive your equipment quickly so your installation stays on schedule.
HVAC Product Experts
Whether you're purchasing a DIY mini split or a complete central HVAC system, our team can help you select the right solution.
Flexible Financing
Take advantage of financing options through trusted third-party providers, making it easier to upgrade your home's comfort.
Competitive Pricing
Enjoy great value on genuine MRCOOL products with competitive pricing for homeowners and contractors.
Dedicated Customer Support
From product recommendations to after-sales assistance, we're here to help every step of the way.
Frequently Asked Questions
What is MRCOOL known for?
MRCOOL is best known for its innovative DIY® Mini Split Systems, featuring patented Quick Connect® technology that simplifies installation.
When was MRCOOL founded?
MRCOOL was founded in 2014 and is headquartered in Kentucky, USA.
Does MRCOOL offer smart HVAC systems?
Yes. Many MRCOOL products include built-in Wi-Fi and smart home compatibility for convenient remote control and monitoring.
Does MRCOOL provide a manufacturer's warranty?
Yes. MRCOOL offers limited warranties on parts and compressors, with coverage varying by product line. Many products can also be registered online for warranty support.
Are MRCOOL systems energy efficient?
Yes. MRCOOL manufactures high-efficiency inverter-driven mini splits, heat pumps, and central HVAC systems designed to improve comfort while reducing energy usage.
Why buy MRCOOL from Xpress?
Shopping with Xpress means you'll receive genuine MRCOOL equipment, fast shipping, competitive pricing, expert HVAC guidance, flexible financing options, and dedicated customer support to help you find the right comfort solution for your home or business.
Getting started is easy with our Installation Manual. Inside, you'll find clear, step-by-step instructions to help you install your system safely and correctly. The guide also includes important safety information, installation tips, and recommendations to help your unit perform at its best from day one.
Everything you need is right here in one place. Browse our collection of helpful resources, including the Quick Start Manual for a fast setup, the Product Brochure to learn more about your system's features, the Service Manual for maintenance and troubleshooting, and the Remote Control Manual to help you make the most of every function. Whether you're installing your system, learning how to use it, or looking for answers, these guides are here to help.
Enjoy added confidence with warranty coverage designed to protect your investment. This product includes a 7-year compressor warranty and 5-year parts coverage, giving you dependable support for years to come. It's also eligible for the MRCOOL Care Program, providing even more benefits and peace of mind. For complete details about coverage, registration, and how to request warranty service, simply download the warranty guide below.
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Why Contractors & Homeowners Trust Us
See what our clients have to say about our fast shipping, expert support, and overall service.
Fast, Easy & Hassle-Free

The entire process was smooth and hassle-free. The team provided great support every step of the way, making everything simple and stress-free.
Responsive & Reliable Service

Whenever I needed assistance, someone was there to help right away. Their responsiveness and willingness to answer every question gave me a lot of confidence throughout the process.
Everything I Needed, All in One Place

I found everything I was looking for in one place. The staff was friendly, professional, and made sure I had everything I needed. I’m very happy with the experience.
Exceptional Communication & Customer Care

Communication was clear, consistent, and professional from day one. They kept me informed throughout the process and delivered exactly what they promised. I wouldn’t hesitate to recommend them.
An Excellent Experience from Start to Finish

Working with this team was a great experience. Everyone was courteous, attentive, and genuinely focused on providing great service. I would definitely recommend them to anyone looking for HVAC equipment.
Professional Guidance & Outstanding Support

From the very beginning, the team was professional, knowledgeable, and always available to help. They made the entire process easy, and I truly appreciate their excellent service. Highly recommended!
Outstanding Service & Continuous Support

The customer service was top-notch from start to finish. Whenever I had questions, they were quick to respond and always willing to help. Their follow-up and attention to detail made a big difference.
Mini Split Systems
Efficient comfort solutions for room-by-room temperature control. Enjoy reliable heating and cooling designed specifically for mobile home living.
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Frequently Asked Questions
Yes. We ship HVAC systems, parts, and supplies throughout Texas and to all 50 states. Shipping methods, freight carriers, delivery times, and availability may vary depending on the product, warehouse location, and destination.
If you have questions about shipping costs, freight delivery, liftgate service, or delivery requirements, please contact Xpress Supply at (855) 533-0222 before placing your order. Our team will gladly assist you.
Yes. Xpress Supply serves homeowners, contractors, businesses, and customers looking for HVAC systems, parts, ductwork, filters, and supplies across Texas.
Professional installation by a qualified HVAC technician is strongly recommended for safety and manufacturer warranty eligibility.
Yes. Most HVAC systems and equipment include manufacturer warranty coverage. Warranty terms, coverage periods, and registration requirements may vary depending on the brand and product.
After delivery has been confirmed, customers should contact Xpress Supply at (855) 533-0222 for assistance with warranty registration guidance. If you have questions regarding warranty coverage or eligibility, our team will gladly assist you.
Yes. We offer financing options through trusted financing partners, subject to approval. Financing terms, interest rates, payment options, and approval amounts may vary depending on the provider and the applicant's credit profile.
Some financing programs are designed for traditional approvals, while others may provide more flexible financing solutions. For assistance selecting the best financing option for your purchase, please contact Xpress Supply at (855) 533-0222.
Can I return a product if I ordered the wrong item?
Returns may be accepted depending on the product condition, manufacturer policies, and return eligibility requirements. Certain products, special orders, opened equipment, installed products, or damaged items may not qualify for return.
We strongly encourage customers to review our Terms and Conditions, Return Policy, and product specifications before completing a purchase. If you have questions regarding compatibility, sizing, or return eligibility, please contact Xpress Supply at (855) 533-0222 before placing your order.

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