MRCOOL DIY 5th Gen 36 K BTU 5-Zone Ceiling Cassette Mini Split (6K + 9K + 9K + 9K + 18K)

MRCOOL DIY 5th Gen 36 K BTU 5-Zone Ceiling Cassette Mini Split (6K + 9K + 9K + 9K + 18K)Enjoy total home comfort and professional grade performance with the MRCOOL DIY 5th Gen 36 K BTU 5 Zone Ductless Mini Split System with Ceiling Cassettes. Designed for true do it yourself installation, this multi zone system delivers quiet, efficient heating and cooling for up to five rooms without the need for ductwork or special tools. This configuration includes: One 6 K BTU cassette ideal for ~250 sq ft Three 9 K BTU cassettes ideal for ~350400 sq

Enjoy total home comfort and professional-grade performance with the MRCOOL DIY 5th Gen 36 K BTU 5-Zone Ductless Mini Split System with Ceiling Cassettes. Designed for true do-it-yourself installation, this multi-zone system delivers quiet, efficient heating and cooling for up to five rooms — without the need for ductwork or special tools.

This configuration includes:

• One 6 K BTU cassette – ideal for ~250 sq ft

• Three 9 K BTU cassettes – ideal for ~350–400 sq ft each

• One 18 K BTU cassette – ideal for ~700–800 sq ft

All powered by a 36 K BTU 23 SEER2 inverter condenser for unmatched energy savings and reliability.

⚙️ Key Features

✅ Easy DIY Installation

Skip the HVAC crew. Every line set comes pre-charged with eco-friendly R-454B refrigerant, and the patented Quick Connect® fittings make installation fast, leak-free, and safe — no vacuum pump required.

🌡️ Smart Climate Control

Adjust temperatures, set schedules, and monitor performance right from the MRCOOL SmartHVAC App, or use Amazon Alexa and Google Home voice commands for touch-free control.

💨 Slim Ceiling Cassette Design

Low-profile indoor cassettes sit discreetly between standard 16-inch joists — perfect for retrofits or new construction. Directional airflow and whisper-quiet operation keep every room perfectly balanced and comfortable.

♻️ Energy Efficient & Eco-Friendly

Advanced DC inverter technology and R-454B refrigerant deliver high SEER2 performance with lower environmental impact. Enjoy comfort while reducing your carbon footprint and energy bills.

🛠️ Built for Reliability

Includes 7-Year Compressor Warranty, 5-Year Parts Warranty, and optional Limited Lifetime Replacement Coverage through the MRCOOL Care Program. Gold Fin® condenser coating prevents corrosion for years of dependable performance.

💡 Why Choose MRCOOL DIY Multi-Zone

• Heat or cool up to 1,500 sq ft across five zones

• Auto, Sleep, and Dehumidify modes for personalized comfort

• Wi-Fi and app integration with real-time diagnostics

• Quiet mode and filter reminder functions for low maintenance

• Compatible with both ceiling cassettes and wall-mounted air handlers

📦 What’s Included

• (1) 36 K BTU MRCOOL DIY 5th Gen Multi-Zone Condenser

• (1) 6 K BTU Ceiling Cassette Air Handler

• (3) 9 K BTU Ceiling Cassette Air Handlers

• (1) 18 K BTU Ceiling Cassette Air Handler

• Pre-charged DIY Quick Connect line sets and couplers

• Installation manuals and remote controllers

⚡ Technical Highlights

💬 Customer Benefits

• No professional installation needed — save thousands

• Instant zoning comfort for every room

• Free shipping + 0 % Affirm financing available

• Backed by MRCOOL’s lifetime technical support

📘 Warranty & Support

• 7 Year Compressor Warranty

• 5 Year Parts Warranty

• Limited Lifetime Replacement (with MRCOOL Care Program)

• U.S. Technical Support and Easy-Access Service Guides

🏁 The DIY Comfort Advantage

The MRCOOL DIY 5th Gen 36 K BTU 5-Zone System offers professional results with homeowner convenience.
From its quiet ceiling cassette design to its smart automation and eco-friendly refrigerant, it’s built for comfort, control, and confidence — all without hiring a pro.

DIY your way to year-round comfort — fast setup, smart control, and powerful performance from MRCOOL DIY Direct.