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MRCOOL DIY 5th Gen Multi-Zone 2-Zone 18,000 BTU 24 SEER (9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump

Vendor: MRCOOL DIY Direct Type: 18K

4.5' (1201 Reviews)

20% Off

$3,262.00 ~~$4,077.50~~

Line Set for 9K Air Handler: 16 Ft

Line Set for 12K Air Handler: 16 Ft

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Enjoy year-round comfort in two separate rooms with the MRCOOL DIY® 5th Gen 18,000 BTU 24 SEER 2-Zone Ductless Heat Pump Split System (9K + 12K). This powerful and energy-efficient mini split is part of the only true DIY ductless system, designed so homeowners can install it themselves without special tools, training, or HVAC certification.

The system includes one 18,000 BTU condenser paired with two indoor air handlers—

9,000 BTU unit (ideal for spaces up to ~350 sq. ft.)
12,000 BTU unit (ideal for spaces up to ~550 sq. ft.)

Whether it’s cooling in summer, heating in winter, or dehumidifying during wet seasons, this dual-zone mini split has you covered. The advanced DC inverter technology delivers whisper-quiet performance while maximizing energy savings, earning a 24 SEER rating.

Why Choose MRCOOL DIY 5th Gen Multi-Zone?

Easy DIY® Installation – Pre-charged Quick Connect® line sets filled with eco-friendly R-454B refrigerant snap together with no vacuuming required.
Smart Controls – Control your comfort with the MRCOOL Smart Controller app, Amazon Alexa, or Google Assistant.
All-Season Performance – Heat pump technology allows efficient heating even in low outdoor temps.
Gold Fin® Condenser – Corrosion-resistant design for long-lasting durability.
Follow Me® Technology – Remote senses your location and adjusts airflow for personalized comfort.
Energy Saving Modes – Auto, Sleep, and Timer functions help reduce utility bills.
Low Ambient Cooling – Operates down to 5°F, ideal for server rooms or garages.
Lifetime Technical Support – Backed by MRCOOL’s 7-year compressor and 5-year parts warranty, plus optional lifetime compressor coverage.

What’s Included

(1) 18,000 BTU DIY Multi-Zone Heat Pump Condenser (24 SEER)
(1) 9,000 BTU Indoor Air Handler
(1) 12,000 BTU Indoor Air Handler
(2) Pre-Charged Quick Connect Line Sets (length optional)
(2) Wireless Remotes
(1) Smart Controller (WiFi compatible)
Installation accessories and documentation

✅ Perfect for homeowners, house flippers, remodels, and new builds, this system delivers professional-grade performance without the professional price tag.

Product Specifications

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Service & Support

Manufacturer Warranty

This product is covered by the manufacturer’s warranty against defects in materials and workmanship when installed and used according to the manufacturer’s guidelines. Warranty terms and coverage periods vary by manufacturer and product type. Please refer to the official product documentation or contact our team if you need help verifying warranty details.

Technical Support

Freedom HVAC Supply is staffed by people who actually understand HVAC systems. If you need help confirming compatibility, selecting the correct replacement part, or understanding installation requirements, our team is available to assist before and after your purchase.

Product Documentation

Installation manuals, specification sheets, wiring diagrams, and other technical documentation are available whenever possible. These resources help ensure proper installation, system compatibility, and safe operation of your equipment.

Parts Compatibility & Cross-Reference

Many HVAC parts replace or supersede older manufacturer part numbers. We provide replacement part numbers and compatible model information on product pages to help technicians and homeowners verify the correct component before ordering.

Replacement Parts & Accessories

Freedom HVAC Supply carries genuine replacement components and compatible accessories to keep HVAC systems running reliably. From control boards and motors to sensors, line sets, and installation accessories, we supply the parts professionals depend on.

Customer Support

If you have questions about product compatibility, warranty coverage, or installation considerations, our support team is ready to help. Our goal is to make sure you get the right part the first time so your system can get back up and running quickly.

FAQs About Our HVAC Products

Quick answers to questions about ordering, compatibility, and installation.

Ordering & Compatibility

1. Do you sell HVAC equipment to homeowners and DIY installers?

Yes. Freedom HVAC Supply sells HVAC equipment and parts to contractors, property owners, and qualified DIY installers. Some products may require professional installation based on local codes.

2. How do I know if this HVAC product is compatible with my system?

Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.

3. Can HVAC contractors purchase from Freedom HVAC Supply?

Absolutely. We work with licensed HVAC contractors, installers, and professionals nationwide.

Installation & Support

1. Do HVAC systems require professional installation?

Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.

2. Can you help me choose the right HVAC system or part?

Yes. Our support team can assist with product selection based on your application, space, and installation needs.

3. Do you provide installation manuals or documentation?

Manufacturer installation guides and documentation are included or available upon request for most products.

Warranty & Shipping

1. Do HVAC products include a manufacturer warranty?

Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.

2. Do you ship HVAC equipment nationwide?

Yes. We ship HVAC systems and parts throughout the continental United States using trusted freight and parcel carriers.

3. What should I know about freight delivery for HVAC equipment?

Larger HVAC equipment ships via freight and should be inspected upon delivery. Delivery details are provided during checkout.

Need HVAC Help?

Get help with ordering, compatibility, or installation questions.

MRCOOL DIY 5th Gen Multi-Zone 2-Zone 18,000 BTU 24 SEER (9K + 12K) Ductless Mini-Split Air Conditioner and Heat Pump