MRCOOL DIY Mini Split - 51,000 BTU 5 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit, DIY548HP090909121225
Imagine offering your clients the perfect climate control solution that brings personalized comfort to five different rooms — all with a system designed for easy, professional-quality DIY installation. The MRCOOL DIY Mini Split 51,000 BTU 5 Zone system with 25 ft. install kits is built for savvy homeowners, contractors, and business owners who want to deliver powerful, efficient heating and cooling without the hassle or expense of traditional HVAC installations.
What’s Included?
This comprehensive package comes with a 48,000 BTU multi-zone condenser engineered for superior energy efficiency and durability, combined with five high-performance air handlers: three 9,000 BTU units ideal for rooms up to 375 square feet, and two 12,000 BTU units perfect for spaces up to 500 square feet. You’ll also receive five 25-foot pre-charged copper line sets, five remotes, and all the mounting hardware needed to get the job done right — quickly and confidently.
Why This System Works for You
Unmatched Energy Efficiency:With a 20.5 SEER rating and reliable heating down to 5°F, this system keeps your clients comfortable year-round while reducing energy costs.
True DIY Installation:Pre-charged line sets eliminate the need for refrigerant handling tools or specialized technicians, letting you install faster and save on labor.
Multi-Zone Control:Each air handler operates independently, so clients can set the perfect temperature in every room, increasing satisfaction and comfort.
Smart Technology:Enhanced WiFi-enabled air handlers connect to the SmartHVAC app, giving your customers seamless control from their smartphones anytime, anywhere.
Built to Last:The condenser’s limited lifetime compressor warranty (with registration) plus 7 years on the compressor and 5 years on parts ensures long-term peace of mind.
Visualize the Impact
Picture transforming a home or commercial space into a sanctuary of comfort where every room is perfectly climate-controlled. Bedrooms stay cozy during chilly nights, living areas remain refreshingly cool in the summer heat, and offices maintain ideal working temperatures — all without complicated installations or expensive service calls. This system empowers you to deliver that vision, backed by MRCOOL’s innovative technology and proven reliability.
For contractors and business owners, this means faster project turnaround, reduced installation costs, and happier customers who appreciate the ease and flexibility of a truly modern HVAC solution. With the MRCOOL DIY Mini Split 5 Zone system, you’re not just installing equipment — you’re creating comfort, control, and confidence in every space.
If all air handlers are run simultaneously, their combined BTU output will not exceed the BTU rating of the condenser. In this case, the combined BTU output of the Air Handlers will never exceed the 48K BTU rating of the Condenser.
Condenser
Energy Efficient. This 5 Zone condenser, when paired with select MRCOOL air handlers, is capable of producing an impressive 20.5 SEER efficiency rating.
Works In All Environments. The ability to heat even when temperatures drop to 5°F.
Lifetime Warranty. For added peace of mind, this is the only condenser on the market that comes with a limited lifetime compressor warranty. Simply register into the MRCOOL Care Program to get the lifetime warranty!
Air Handler, 9K BTU, Quantity 3
Large Coverage Area. Handler covers an area up to 375 sq. ft.
Versatile. Incredibly versatile and equipped with multiple operating modes, which include COOL, HEAT, AUTO, DRY (dehumidify), and SLEEP.
Easy to Control. This unit also has the capability to be controlled by your Apple or Android smartphone through the use of the Smart HVAC app.
Convenient Installation. With its light and compact design, it can be installed easily to most interior walls with the included mounting plate.
Air Handler, 12K BTU, Quantity 2
Large Coverage Area. Handler covers an area up to 500 sq. ft.
Versatile. Incredibly versatile and equipped with multiple operating modes, which include COOL, HEAT, AUTO, DRY (dehumidify), and SLEEP.
Easy to Control. This unit also has the capability to be controlled by your Apple or Android smartphone through the use of the Smart HVAC app.
Convenient Installation. With its light and compact design, it can be installed easily to most interior walls with the included mounting plate.
Line Set25ft., Quantity 5
This 25 ft. copper line set connects the MRCOOL Condenser to the MR COOL Air Handlers. For Multi-Zone systems, one line set per indoor unit is required to ensure the system will function properly.
Pre-Charged. These line sets come pre-charged with the precise amount of R-410A refrigerant.
DIY & Save Money. This means the installation process can be performed without retaining the services of a certified technician - thus saving you money!
PRODUCT SPECIFICATIONS: Condenser
Product Dimensions
37.48"W x 16.34"D x 52.48"H
Cooling Capacity
48,000 BTU
Heating Capacity
48,000 BTU
Zone Capacity
5
Cool Mode - Outdoor Operating Temperature Range
5F ~ 122F
Min Ambient Heat
5F ~ 75.2F
SEER
20.5
EER
11
Voltage
Requires a minimum of 208V-230V/60HZ/40-60A (please check your home meets this electrical requirement prior to purchase)
Registered Warranty
7 Years Replacement on Compressor, 5 Years Parts
Air Handler 9K BTU
Product Dimensions
31.57"W x 7.44"D x11.69"H
Mount Type
Wall
Cooling Capacity
9,000 BTU
Heating Capacity
9,000 BTU
Registered Warranty
5 Years Parts
Modes
Auto - auto selects from Cool, Heat or Fan-Only Dry - dehumidify Cool Heat Fan Only Quiet Sleep
Air Handler 12K BTU
Product Dimensions
31.57"W x 7.44"D x 11.69"H
Mount Type
Wall
Cooling Capacity
12,000 BTU
Heating Capacity
12,000 BTU
Registered Warranty
5 Years Parts
Modes
Auto - auto selects from Cool, Heat or Fan-Only Dry - dehumidify Cool Heat Fan Only Quiet Sleep
Frequently Asked Questions About MRCOOL DIY Mini Split - 51,000 BTU 5 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit, DIY548HP090909121225
Most Frequently Asked Questions
Other Questions
Product Overview
Zone / ROOM:
5 Zone
Air Handler BTU:
9k + 9k + 9k + 12k + 12k
Coverage Area:
2125 sq.ft
Condenser BTU:
48k
Outdoor Operating Temp (Cool/ heat):
-22°F to 75°F for heating | -22°F to 122°F for cooling
Warranty
7 Year Compressor & 5 Year Parts
MRCOOL DIY Mini Split - 51,000 BTU 5 Zone Ductless Air Conditioner and Heat Pump with 25 ft. Install Kit, DIY548HP090909121225 Reviews
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