Enjoy Personalized Comfort Year-Round With an Easy-To-Install Mini Split Air Handler
Transform the comfort of your space with the MRCOOL DIY 9,000 BTU Select Single Zone Wall Mounted Mini Split Air Handler Designed to deliver efficient, reliable heating and cooling for rooms up to 400 square feet year-round.Combining DIY installation with whisper-quiet performance, this indoor unit makes it easy to enjoy personalized comfort in bedrooms, home offices, apartments, and other compact living spaces.
Key Features
- Efficient Performance You Can Feel —When paired with a compatible MRCOOL DIY Select condenser (DIYS-09-HP-C-115A11-O), it will maximize comfort while reducing energy use.
- Right-Sized Comfort for Smaller Spaces — The 9,000 BTU capacity is optimized for bedrooms, offices, and other smaller residential areas to deliver balanced, consistent heating and cooling.
- DIY-Friendly Installation — Designed with Quick Connect compatibility that supports an easier installation experience and reduces the complexity of traditional HVAC setups.
- Ultra-Quiet Operation — Operating at sound levels as low as 18 dB(A), this system creates a comfortable environment without distracting background noise.
Warranty
MRCOOL offers a limited 1-Year Parts Warranty* when installed according to manufacturer guidelines.








