Mr. Cool DIY 36,000 BTU 5th Gen 5 Zone Multi-Zone Outdoor Unit- R454B

MRCOOL® DIY-MULTI5-36HP230D-O DIY® 36K BTU R-454B Multi-Zone Ductless Mini-Split Condenser
The DIY-MULTI5-36HP230D-O 5th Generation MRCOOL® DIY® 36K BTU Multi-Zone Ductless Mini-Split Condenser delivers efficient, whole-home comfort for up to 5 zones totaling around 1,500 sq ft. Achieving 23 SEER2 and 9.9 HSPF2-4, this system offers energy savings and powerful performance. Designed for true DIY installation, it pairs with MRCOOL® Quick Connect® pre-charged line sets (sold separately) containing eco-friendly R-454B refrigerant—eliminating the need for vacuuming and simplifying setup. Compatible with the SmartHVAC app, wireless remote, and Amazon Alexa or Google Assistant, it allows full control of each zone’s temperature, scheduling, and energy monitoring. Perfect for heating and cooling an entire home without the cost of professional installation. Backed by a limited lifetime replacement warranty (with MRCOOL® Care Program enrollment), plus 7-year compressor and 5-year parts coverage, it ensures long-term reliability and convenience.

General Information
System Type: Multi-zone ductless mini-split condenser
Model: DIY-MULTI5-36HP230D-O MRCOOL® DIY® 36K BTU Multi-Zone
Capacity: 36,000 BTU Heating & Cooling
Zones Supported: Up to 5 air handlers
Total Room Size: ~1,500 sq ft combined
Efficiency Ratings: 23 SEER2 / 9.9 HSPF2-4
Refrigerant: R-454B (pre-charged Quick Connect® line sets compatible, sold separately)

Key Features
High Efficiency: 23 SEER2 and 9.9 HSPF2-4 for excellent energy savings
DIY Installation: No HVAC professional needed
Eco-Friendly Refrigerant: R-454B for reduced environmental impact
Multi-Zone Support: Connect up to 5 air handlers for whole-home coverage
Smart Controls: App, remote, Alexa & Google Assistant integration
Full Customization: Zone control, scheduling, and energy monitoring
Warranty Protection: Limited lifetime replacement, 7-year compressor, 5-year parts

Included Components
DIY-MULTI5-36HP230D-O- MRCOOL® DIY® 36K BTU multi-zone condenser

Ideal For
Homeowners seeking efficient, DIY-installed multi-zone heating and cooling for larger homes, with full smart control and advanced comfort customization.