Enjoy complete comfort control across five smaller spaces with the MRCOOL DIY 5th Gen 36 K BTU 5-Zone Ductless Mini Split System with Ceiling Cassettes (6 K + 6 K + 6 K + 6 K + 6 K).
Designed for bedrooms, offices, or compact zones up to ≈ 250 sq ft each, this system uses five identical 6 K ceiling cassettes powered by a 36 K BTU 23 SEER2 inverter condenser.
Installation is simple—no special tools, gauges, or professional labor required.
⚙️ Key Features
✅ True DIY Installation
Pre-charged Quick Connect® Line Sets with eco-friendly R-454B refrigerant allow safe, fast setup—no vacuum pump or licensed tech needed.
🌡️ Smart Home Comfort
Manage zones individually with the MRCOOL SmartHVAC App or control hands-free via Alexa and Google Home.
💨 Compact Ceiling Cassettes
Low-profile units recess between 16-inch joists, delivering quiet, evenly distributed air without taking wall space.
♻️ Energy-Efficient & Eco-Safe
High-performance DC inverter compressor plus next-gen R-454B refrigerant achieve up to 23 SEER2 efficiency and lower emissions.
🔒 Long-Term Reliability
Backed by a 7-Year Compressor Warranty, 5-Year Parts Warranty, and optional Lifetime Replacement Coverage through the MRCOOL Care Program. Gold Fin® coating resists corrosion for durability.
💡 Why Homeowners Love It
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Ideal for evenly sized rooms (~ 1,250 sq ft total coverage)
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Ultra-quiet, discreet installation
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Auto, Sleep & Dry modes for custom comfort
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App integration with real-time alerts
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Minimal maintenance with filter reminders
📦 What’s Included
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(1) 36 K BTU MRCOOL DIY 5th Gen Condenser
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(5) 6 K BTU Ceiling Cassettes
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Pre-Charged DIY Quick Connect Line Sets & Couplers
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Remotes & Installation Manuals
⚡ Technical Highlights
| Specification |
Value |
| Cooling Capacity |
34 000 BTU |
| Heating Capacity |
36 000 BTU |
| Voltage |
208/230 V Single Phase |
| Refrigerant |
R-454B |
| SEER2 / HSPF2-4 |
23 / 9.9 |
| Zones Supported |
5 |
| Compressor Type |
DC Inverter Rotary |
| Noise Level |
64 dBA |
| Connectivity |
Wi-Fi, Alexa, Google Home |
| Certifications |
AHRI, ETL, Energy Star Certified |
💬 Customer Benefits
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Save $1 K – $3 K on labor with DIY setup
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Free shipping & 0 % Affirm financing
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Quiet performance for multi-room comfort
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Lifetime technical support from MRCOOL
🏁 The DIY Comfort Solution
The MRCOOL DIY 5th Gen 36 K BTU 5-Zone Mini Split (6 K × 5) is perfect for small, evenly sized rooms needing independent temperature control.
Enjoy energy-smart comfort, clean design, and easy installation—without the contractor markup.
Even comfort. Endless efficiency. Only from MRCOOL DIY Direct.
