HOT ! MRCOOL DIY 5th Gen Multi-Zone 4-Zone 48,000 BTU 21.8 SEER2 (6K + 6K + 9K + 24K) Ductless Mini-Split Heat Pump System DIYM448HPW04D00

MRCOOL DIY 5th Gen Multi-Zone 4-Zone 48,000 BTU 21.8 SEER2 (6K + 6K + 9K + 24K) Ductless Mini-Split Heat Pump System DIYM448HPW04D00

The MRCOOL® DIY® 5th Generation Multi-Zone 4-Zone Ductless Mini-Split Heat Pump System is designed to provide efficient, customizable comfort for multiple rooms or areas in your home. With a total capacity of 48,000 BTU, this system allows each zone to be controlled independently, delivering precise heating and cooling where it is needed most. Its high efficiency rating of up to 21.8 SEER2 helps reduce energy consumption while maintaining consistent indoor comfort throughout the year.

This system is built with MRCOOL®’s patented DIY® QuickConnect® technology, making installation possible without the need for specialized HVAC tools or professional assistance. Pre-charged line sets simplify the setup process, while the variable-speed DC inverter compressor ensures quiet operation and reliable performance. The included indoor air handlers are sized to meet different room requirements, offering flexibility for a wide range of residential layouts.

Equipped with smart control capabilities, the system can be managed through the MRCOOL® Smart HVAC Controller® app and is compatible with popular voice assistants. Durable construction, including Gold Fin® anti-corrosion protection on the outdoor unit, enhances longevity and dependable operation in various environmental conditions.

Features

• 48,000 BTU total system capacity


• 4 independently controlled comfort zones


• (2) 6K + (1) 9K + (1) 24K BTU indoor air handlers


• Up to 21.8 SEER2 efficiency


• DC inverter variable-speed compressor


• DIY® QuickConnect® pre-charged line sets


• 25-ft line-set reach for flexible layouts


• DIYPRO® cable (no conduit required)


• Gold Fin® anti-corrosion protection


• Follow Me® temperature sensing


• MRCOOL® Smart HVAC Controller® App


• Alexa® & Google Home® compatible


• ENERGY STAR® & AHRI certified

Specifications

What’s Included

• ✔ MRCOOL® DIY® 48,000 BTU Multi-Zone Outdoor Condenser


• ✔ (2) 6,000 BTU Wall-Mounted Indoor Air Handlers


• ✔ (1) 9,000 BTU Wall-Mounted Indoor Air Handler


• ✔ (1) 24,000 BTU Wall-Mounted Indoor Air Handler


• ✔ (3) 16-ft DIY® QuickConnect® Line Sets (1/4 × 3/8)


• ✔ (1) 16-ft DIY® QuickConnect® Line Set (3/8 × 5/8)


• ✔ DIYPRO® communication cable


• ✔ Wireless remotes for each indoor unit


• ✔ Mounting hardware & installation manuals

Frequently Asked Questions (FAQ\'s)

Can each zone be controlled separately?

Yes. Each indoor unit has independent temperature control.

Is professional HVAC installation required?

No. This system is designed for true DIY installation.

Why mix 6K, 9K, and 24K air handlers?

This ensures proper load matching for both small rooms and large living spaces.

Does it support smart home control?

Yes. Works with Alexa®, Google Home®, and the MRCOOL® Smart HVAC Controller® App.