MRCOOL DIY 5th Gen Multi-Zone 6-Zone 55,000 BTU 22 SEER2 (6K + 6K + 6K + 6K + 9K + 9K) Ductless Mini-Split Air Conditioner and Heat Pump

Take full control of your home’s climate with the MRCOOL DIY 5th Gen Multi-Zone 55,000 BTU 6-Zone Ductless Mini-Split System. Perfect for large homes or commercial buildings, this system allows you to connect up to six wall-mounted air handlers in any combination of 6K, 9K, 12K, 18K, or 24K units—delivering personalized comfort in every room.

Equipped with True DIY® installation technology, this system empowers you to handle setup without any special tools, training, or HVAC license. With pre-charged quick-connect lines and straightforward setup, you can skip the costly professional installation and get the job done on your schedule.

Smart control comes standard with Wi-Fi connectivity, letting you operate each zone from your smartphone or via voice control with Amazon Alexa and Google Assistant. Engineered for durability and energy efficiency, this system is built to perform in extreme conditions while helping reduce your utility bills.

Key Features:

• 55,000 BTU condenser supports six zones

• SEER2 rating up to 21.5 for top-tier efficiency

• Compatible with 6K–24K BTU wall-mounted indoor units

• True DIY® installation with pre-charged line sets

• Wi-Fi control via MRCOOL app, Alexa, or Google Assistant

• Gold Fin® anti-corrosion technology

• Auto mode, sleep mode, and louver memory functions

• Low ambient cooling and heating (as low as 5°F)

What’s Included:

• (1) 55K BTU 5th Gen Multi-Zone DIY Condenser

• (6) Wall-Mounted Air Handlers (sizes vary by configuration)

• (6) Remotes

• Full installation accessories