DIY® Select 1st Gen Air Handler
The MRCOOL® DIY® Select Ductless Mini-Split Heat Pump Air Handler delivers efficient, reliable heating and cooling. Ideal for attics, garages, home offices, and similar-sized rooms, this system provides consistent year-round comfort while helping lower energy use and utility costs. As part of the MRCOOL® DIY® lineup, this unit is engineered for true do-it-yourself installation. The compatible Quick Connect® line set arrives factory pre-charged with environmentally friendly R-454B refrigerant, eliminating the need for vacuum pumps or refrigerant handling. In addition, the included 13-foot DIYPRO® cable removes the need for traditional electrical conduit, simplifying installation while protecting wiring from moisture, pests, and everyday wear.
Comfort control is easy and flexible with the included wireless remote or the MRCOOL® Comfort app, which lets you adjust temperatures, create schedules, and monitor energy usage from anywhere. Voice-control compatibility with Amazon Alexa and Google Assistant adds hands-free convenience. Advanced features like Dry Mode, Sleep Mode, Auto Mode, and programmable scheduling enhance comfort while improving efficiency. A Gold Fin® coating provides added corrosion resistance for long-term durability, even in humid or coastal environments.
DIY® Select 1st Gen Air Handler
The MRCOOL® DIY® Select Ductless Mini-Split Heat Pump Air Handler delivers efficient, reliable heating and cooling. Ideal for attics, garages, home offices, and similar-sized rooms, this system provides consistent year-round comfort while helping lower energy use and utility costs. As part of the MRCOOL® DIY® lineup, this unit is engineered for true do-it-yourself installation. The compatible Quick Connect® line set arrives factory pre-charged with environmentally friendly R-454B refrigerant, eliminating the need for vacuum pumps or refrigerant handling. In addition, the included 13-foot DIYPRO® cable removes the need for traditional electrical conduit, simplifying installation while protecting wiring from moisture, pests, and everyday wear.
Comfort control is easy and flexible with the included wireless remote or the MRCOOL® Comfort app, which lets you adjust temperatures, create schedules, and monitor energy usage from anywhere. Voice-control compatibility with Amazon Alexa and Google Assistant adds hands-free convenience. Advanced features like Dry Mode, Sleep Mode, Auto Mode, and programmable scheduling enhance comfort while improving efficiency. A Gold Fin® coating provides added corrosion resistance for long-term durability, even in humid or coastal environments.
1 Year Parts, 2 Years on Compressor
Returns accepted within 30 days of delivery. Item must be in original packaging and unused condition.
Split your purchase into easy payments over time—interest-free or with simple interest depending on your plan and eligibility.
We offer free in-home delivery to most serviceable zip codes for orders over $799.
Free Standard Installation
Free 1 Year Extended Warranty
Bonus Rewards
Manufacturer rebates, instant savings, and product discounts — all in one place.
Choose a 3- or 5-year protection plan—get 50% back if you don't use it.
If you find a lower price on an identical item from a local competitor or select online retailers, we will match it.
