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MRCOOL DIY® 5th Gen 9K (230V) One-Way Ceiling Cassette – DIYCASSETTE09HP-230D25-O
Regular price $1,410.00 -
MRCOOL DIY Select 12,000 BTU Single Zone Mini Split System 115V with 11.5 ft. DIY Quick Connect Line Set - DIYS-12-HP-115A11-O
Sale price $1,399.00Regular price $1,612.00 -
MRCOOL DIY® 5th Gen 6K (230V) One-Way Ceiling Cassette – DIYCASSETTE06HP-230D25-O
Regular price $1,312.00 -
MRCOOL DIY 5th Gen 36K 36000 BTU Single Zone Ductless Mini Split Air Handler 230V - DIY-36-HP-WMAH-230D25-O
Regular price $1,281.00 -
MRCOOL DIY Select 9,000 BTU Single Zone Mini Split System 115V with 11.5 ft. DIY Quick Connect Line Set - DIYS-09-HP-115A11-O
Sale price $1,249.00Regular price $1,511.00 -
MRCOOL Advantage 5th Gen 18K BTU Ductless Mini Split Heat Pump System 230V
Regular price $1,180.00 -
MRCOOL DIY 5th Gen 24K 24000 BTU Single Zone Ductless Mini Split Air Handler 230V - DIY-24-HP-WMAH-230D25-O
Regular price $965.00 -
MRCOOL Advantage 5th Gen 12K BTU Ductless Mini Split Heat Pump System 115V
Regular price $937.00 -
MRCOOL DIY 5th Gen 18K 18000 BTU Single Zone Ductless Mini Split Air Handler 230V - DIY-18-HP-WMAH-230D25-O
Regular price $931.00 -
MRCOOL Advantage 5th Gen 12K BTU Ductless Mini Split Heat Pump System 230V
Regular price $905.00 -
MRCOOL 30 Gallon 4500 Watt Electric Tank Water Heater
Sale price $901.00Regular price $1,032.00 -
MRCOOL 40 Gallon 4500 Watt Electric Tank Water Heater
Sale price $847.00Regular price $989.00 -
MRCOOL 50 Gallon 4500 Watt Electric Tank Water Heater
Sale price $807.00Regular price $978.00 -
MRCOOL Advantage 5th Gen 9K BTU Ductless Mini Split Heat Pump System 115V
Regular price $799.00 -
MRCOOL DIY 5th Gen 12K 12000 BTU Single Zone Ductless Mini Split Air Handler 115V - DIY-12-HP-WMAH-115D25-O
Regular price $768.00 -
MRCOOL Advantage 5th Gen 9K BTU Ductless Mini Split Heat Pump System 230V
Regular price $766.00 -
MRCOOL DIY 5th Gen 9K 9000 BTU Single Zone Ductless Mini Split Air Handler 115V - DIY-09-HP-WMAH-115D25-O
Regular price $745.00 -
MRCOOL DIY 5th Gen Multi-Zone 12k BTU Wall Mount Air Handler DIY-12-HP-WMAH-230D25-O
Regular price $689.00 -
MRCOOL 50 ft. 3/8 x 5/8 Pre-Charged Quick Connect Line Sets (for 24K & 36K Indoor) w/DIY PRO cable - R454B - DIY50-3858C-O
Regular price $662.00 -
MRCOOL 50 ft. 1/4 x 1/2 Pre-Charged Quick Connect Line Sets w/DIY PRO Cable (for 18K Indoor) - R454B - DIY50-1412C-O
Regular price $599.00 -
MRCOOL 50 ft. 1/4 x 3/8 Pre-Charged Quick Connect Line Sets (for 6K 9K & 12K Indoor) w/ DIY PRO cable - R454B - DIY50-1438C-O
Regular price $587.00
MRCOOL
MRCOOL is one of the most popular names in DIY-friendly HVAC systems, offering innovative mini splits, heat pumps, and central heating and cooling solutions designed for easy installation and long-term efficiency. The MRCOOL DIY series is especially known for its pre-charged line sets, allowing homeowners to install a professional-quality system without the need for special tools or HVAC certification.
The MRCOOL collection includes DIY mini split systems, multi-zone units, heat pumps, condenser and air handler systems, and smart HVAC technology that delivers quiet operation, energy savings, and year-round comfort. Perfect for homes, workshops, additions, or offices, MRCOOL provides affordable climate control, simple installation, and reliable performance backed by modern engineering.