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MRCOOL

MRCOOL DIY Select 1st Gen - R454B - 24K BTU 230V Black Wall Mounted Air Handler - with 13' Communication Cable

DIYS-24-HP-B-WMAH-230A13-O

24,000 BTU · 208/230V · R-454B

Part of DIY Select – Air Handlers

Cooling capacity
24,000 BTU2 tons
Room size
1050 sq ft
Power
208/230V15A breaker
Refrigerant
R-454B
Install
DIYPre-charged, no vacuum

$541.96 each

Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. This is a DIY system: the pre-charged line set connects without a vacuum pump or gauges.

Build a multi-zone system with this air handler →

Distributor pricing and stock: call 678-467-5515 or email sales@discountkings.net.

About this product

The MRCOOL® DIY® Select 24K BTU 230V Ductless Mini-Split Heat Pump Air Handler in black delivers powerful, energy-efficient heating and cooling for spaces up to 1,050 square feet. Its sleek, modern design makes it an excellent choice for living rooms, open-concept spaces, large basements, and bonus rooms. Built for year-round performance, it maintains consistent indoor comfort while helping reduce energy consumption and overall operating costs. As part of the MRCOOL® DIY® lineup, this system is engineered for true do-it-yourself installation. It works with Quick Connect® line sets that come factory pre-charged with R-454B refrigerant, eliminating the need for vacuum pumps, gauges, or specialized HVAC tools to streamline installation. The included 13-foot DIYPRO® cable further enhances installation by eliminating the need for electrical conduit while protecting wiring from moisture, pests, and outdoor exposure. This added durability helps ensure long-term reliability and a clean, professional-looking installation. Comfort control is intuitive and flexible. The included wireless remote allows for quick adjustments, while the MRCOOL® Comfort app provides full system control from virtually anywhere. Users can adjust temperatures, monitor energy usage, and create customized schedules, with added convenience through Amazon Alexa and Google Assistant voice control. Features like Dry Mode, Sleep Mode, Auto Mode, and programmable scheduling help maintain a balanced indoor environment while improving efficiency. Backed by a 2-year compressor and 1-year parts warranty, this system offers a reliable, cost-effective comfort solution without the need for professional installation.

Documents & manuals

Specifications

Capacity & efficiency
TypeAir handler (indoor unit) — heat pump (heats & cools)
SeriesDIY Select
Cooling capacity24,000 BTU
Nominal size2 tons
ZonesSingle zone
Coverage1050 sq. ft.
Airflow729.9 / 547.4 / 400.2 / 329.6 CFM
Sound level21.5–51.5 dBA
Electrical
Voltage208/230V
Phase1-phase
Min. circuit ampacity (MCA)3 A
Max. breaker (MOP)15 A
Wi-Fi / app controlYes
Refrigerant & line set
RefrigerantR-454B
Liquid line3/8"
Suction line5/8"
InstallationDIY — pre-charged quick-connect line set, no vacuum pump needed
Physical
Dimensions (in)42.6 W × 9.21 D × 13.27 H
Weight35.49 lb
Shipping weight49.6 lb
ColorBlack
Certifications, warranty & ordering
Parts warranty1 years
UPC840433619949