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MRCOOL DIY Select 24,000 BTU Ductless Mini Split Heat Pump 230V

SKU: mr18933k  |  Model: DIYS-24-HP-230A11-O
$1,899.00

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Manufacturer's Warranty

1-Year Parts Limited Warranty; 2-Year Compressor Limited Warranty

What's In The Box?
  • MRCOOL DIY Select 24,000 BTU Ductless Mini Split Indoor Air Handler (DIYS-24-HP-WMAH-230A13-O)
  • MRCOOL DIY Select 24,000 BTU Ductless Mini Split Outdoor Condenser (DIYS-24-HP-C-230A11-O)
  • 13-Foot Communication Cable
  • 11.5-Foot Installation Kit
  • Remote Control
  • Drain Hose
  • Air Filter
  • Installation Hardware
  • Owner's Manual, Guides, and Other Documents

Info & Guides

The MRCOOL DIY Select 24,000 BTU Ductless Mini-Split Heat Pump 230V puts year-round climate control in your hands without the expense of professional installation. This single-zone, wall-mounted system delivers heating and cooling for spaces up to 1,050 square feet, making it a practical choice for bedrooms, garages, workshops, and offices.

With a pre-charged 11.5-foot line set and a detailed installation manual, this heat pump is designed for DIY setup so you can skip the HVAC contractor and condition your space on your own schedule. It runs on R-454B refrigerant, a lower global-warming-potential alternative to older refrigerants, and carries ETL listing, Energy Star recognition, and AHRI certification for independently verified performance.

Key Features and Benefits of the MRCOOL DIY Select 24,000 BTU Ductless Mini-Split Heat Pump 230V

  • Temperature Output: It's 24,000 BTU of heating capacity and 23,000 BTU of cooling capacity covers spaces up to 1,050 square feet, maintaining comfortable temperatures in single-zone spaces like garages and workshops throughout the year.
  • Inverter Compressor: Variable-speed inverter technology adjusts output to match your thermostat setting, reducing energy waste and temperature swings.
  • SEER2 Rating: A 16.5 SEER2 efficiency rating means lower electricity costs for you compared to standard fixed-speed systems.
  • Included Line Set: The included 11.5-foot, 3/8 x 5/8-inch line set is pre-charged with R-454B Refrigerant, lowering global-warming potential and eliminating the need to vacuum refrigerant lines, saving you time and a service call.
  • Remote Control: The included IR remote lets you adjust temperature, fan speed, and mode from anywhere in the room.
  • Wi-Fi Connectivity: Built-in Wi-Fi lets you monitor and adjust settings through a smartphone app, even when you are away from home.
  • Certified Performance: ETL listed, Energy Star certified, and AHRI certified, so you can trust that efficiency and safety ratings have been independently tested.

Sizing Your Space for the DIY Select 24,000 BTU

At 24,000 BTU of heating and 23,000 BTU of cooling, this MRCOOL system is rated for spaces up to 1,050 square feet, making it well-suited for a large primary bedroom, an open garage or workshop, an addition, or a commercial grow room. If your space is smaller, MRCOOL offers lower-capacity options in the DIY Select series to better match tighter square footage without overspending on capacity. The system runs on 208-230V and requires a dedicated circuit, so check your electrical panel before starting installation.

Sylvane's Expert Take

If you're a homeowner looking to add heating and cooling to a single room, garage, or workshop without running ductwork, the MRCOOL DIY Select 24,000 BTU is built for your situation. Unlike ducted central systems that require professional installation and significant modification to your home, this mini-split lets you handle setup yourself, thanks to the pre-charged 11.5-ft line set, which removes the most technical step from the process. The real standout is the variable-speed inverter compressor that continuously adjusts output to hold your set temperature. In practice, that means fewer hot and cold swings in your space and lower energy bills month over month.

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