MRCOOL DIY25-1412C-O 25 Foot Insulated Line Set with Pro Cable for Mr. Cool 5th Gen DIY 18K R454B Units

$401.08
The MRCOOL DIY25-1412C-O is a twenty-five foot insulated line set designed for the 18,000 BTU Mr. Cool DIY systems. This line set connects the outdoor unit to the indoor air handler using a pre-charged R454B refrigerant.

MRCOOL DIY25-1438-O (35 Ft) 1/4″ x 3/8″ Pre-Charged Line Set with Pro Cable | R454B Refrigerant for DIY Mini Split Systems (6K–12K BTU)

$464.20
The MRCOOL DIY35-1438C-O is a thirty-five-foot copper lineset designed for connecting the MRCOOL DIY 5th Generation Condensers to the MRCOOL DIY 5th Generation 6K and 9K Air Handlers. This lineset comes pre-charged with R-454B refrigerant, providing a convenient solution for installation. Includes a thirty-five-foot communication wire for simple connections.

MRCOOL DIY25-3858C-O Lineset 3/8 x 5/8 25 Foot

$564.14
The MRCOOL DIY25-3858C-O is a 25-foot insulated line set designed for MRCOOL DIY 24,000 and 36,000 BTU indoor air handling units. This line set includes a 3/8 inch liquid line and a 5/8 inch suction line. The unique design features quick connect fittings, making installation simple without the need for cutting or brazing.

MRCOOL DIY35-1412C-O 35ft 1/4 x 1/2 Lineset w/ DIY Pro Cable for DIY 9K, 12K & 18K Indoor

$524.00
The MRCOOL DIY35-1412C-O is a 35-foot copper lineset designed for connecting MRCOOL DIY 5th Generation condensers to indoor air handlers of 9K, 12K, and 18K systems. This lineset comes pre-charged with R-454B refrigerant, making installation easier for HVAC technicians and DIY enthusiasts. Each indoor unit in a multi-zone system requires a dedicated lineset to ensure efficient operation.

MRCOOL DIY50-1412C-O 50ft 1/4 x 1/2 Lineset with DIY Pro Cable for DIY 9K, 12K & 18K Indoor

$616.00
The MRCOOL DIY50-1412C-O is a fifty-foot copper lineset made for connecting MRCOOL DIY 5th Generation Condensers to the 9K, 12K, and 18K indoor air handlers. This lineset is pre-charged with R-454B refrigerant, simplifying the installation process. In multi-zone setups, each indoor unit requires its own line set to maintain efficient system operation.

MRCOOL DIY50-3858C-O Ductless Split System Line Set – 50 Foot

$681.00
The MRCOOL DIY50-3858C-O is a fifty-foot line set ideal for ductless split systems. It features a three-eighths inch liquid line and a five-eighths inch suction line. The line set includes quick-connect fittings, simplifying the installation process.

MRCOOL DIYCASSETTE06HP-230D25-O 5th Gen 6K BTU Ceiling Cassette Air Handler

$1,313.69
The MRCOOL DIYCASSETTE06HP-230D25-O is a 6K BTU Mini Split Ceiling Cassette Air Handler designed for efficient heating and cooling. It operates on 208-230 volts and can manage spaces up to 200 square feet. Environmentally friendly R-454B refrigerant.

MRCOOL DIYCASSETTE09HP-230D25-O Mini Split Ceiling Cassette Air Handler 230V

$1,400.27
The MRCOOL DIYCASSETTE09HP-230D25-O is a 9K BTU Mini Split Ceiling Cassette Air Handler suitable for heating and cooling spaces up to 400 square feet. It operates on 208-230V and relies on the environmentally friendly R-454B refrigerant for efficient climate control. Designed for easy DIY installation without special tools.

MRCOOL DIYCASSETTE12HP-230D25-O OuttaSight 12K BTU Ceiling Cassette

$1,477.92
The MRCOOL DIYCASSETTE12HP-230D25-O is a 12K BTU ceiling cassette designed for efficient temperature control in spaces up to five hundred fifty square feet. With its low profile, this unit fits seamlessly into ceiling joists spaced sixteen inches apart. Low profile installation Compatible with multi and single zone systems Supports quiet operation Product Highlights This ceiling cassette offers modern design and advanced features for optimal air conditioning in various setups.

MRCOOL DIYCASSETTE18HP-230D25-O OuttaSight 18K BTU One-Way Ceiling Cassette

$1,511.39
The MRCOOL DIYCASSETTE18HP-230D25-O is an 18,000 BTU one-way ceiling cassette designed for spaces up to eight hundred square feet. This unit features a low profile design, allowing it to fit neatly between sixteen-inch ceiling joists for a streamlined look. Low profile installation Fits between 16 inch ceiling joists Compatible with single and multi-zone systems Product Highlights This product prioritizes easy setup and efficient operation.

MRCOOL DIYCOUPLER-1412K75C 1/4 & 1/2 Couplers for DIY 4th Gen 9K, 12K & 18K Units w/ 75ft Communication Cable

$406.34
The MRCOOL DIYCOUPLER-1412K75C includes 1/4 and 1/2 couplers designed for use with the DIY 4th generation nine thousand, twelve thousand, and eighteen thousand BTU units. This product also comes with a seventy-five-foot communication cable. Compatible with DIY 4th Gen units.

Mrcool DIYM218HPW00C01 DIY Series Dual Zone 18000-BTU 21.2 SEER Ductless Mini Split Air Conditioner Heat Pump (16-ft/25ft Line Set)

$2,680.53
The MRCOOL DIYM218HPW00C01 DIY Series is a dual-zone ductless mini-split air conditioner and heat pump with an 18000-BTU capacity and a 21.2 SEER rating. This system includes two 9,000 BTU wall-mounted air handlers, two remotes, and two smart HVAC Wi-Fi kits. Designed for easy DIY installation, the pre-charged R-410A quick connect line eliminates the need for special tools or training.