MRCOOL DIY Select 1st Gen 9K BTU 115V Complete System DIYS-09-HP-115A11-O
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The MRCOOL® DIY® Select 9K BTU 115V Single Zone Mini-Split Complete System includes both the condenser and wall mount air handler, engineered for true do-it-yourself installation requiring no specialized tools, certifications, or prior HVAC experience. Ideal for spare bedrooms, home offices, and other small spaces, it efficiently heats and cools areas up to 400 square feet.
The system delivers strong performance with a 17.5 SEER2 cooling rating and 8.8 HSPF2-4 heating efficiency, providing dependable, year-round comfort while helping reduce energy costs.
Installation is simplified with an 11.5-foot Quick Connect® line set that arrives factory pre-charged with environmentally friendly R-454B refrigerant, eliminating the need for vacuum pumps or refrigerant handling. The included 13-foot DIYPRO® cable eliminates the need for traditional electrical conduit, protecting wiring from moisture, pests, and everyday wear.
Comfort control is easy using the included wireless remote or the MRCOOL® Comfort app, which allows temperature adjustments, scheduling, and energy monitoring from anywhere. Compatibility with Amazon Alexa and Google Assistant adds convenient voice control.
Features like Sleep Mode, Dry Mode, Auto, and a Gold Fin® condenser coating enhance comfort and durability, even in humid or coastal environments.
The MRCOOL® DIY® Select 9K includes a 2-year compressor warranty and 1-year parts warranty.
Technical Specifications
| Cooling Capacity | 9,000 BTU |
| Heating Capacity | 9,000 BTU |
| Tonnage | 0.75 Ton |
| SEER2 | 17.5 |
| EER2 | 9.8 |
| HSPF2-4 | 8.8 |
| HSPF2-5 | 6.8 |
| Voltage | 115V |
| Phase | 1 |
| Hz | 60 |
| Refrigerant Type | R-454B |
| Zone Capacity | 1 |
| Coverage Area | Up to 400 sq ft |
| Lineset Included | Yes (11.5 ft) |
| Max Lineset Length | 75 ft |
| Wi-Fi Compatible | Yes |
| App Compatible | Yes (iOS & Android) |
Certifications
- UL Listed
- CSA Listed
- ETL Listed
- AHRI Certified
Warranty
- 1 Year Parts Warranty
- 2 Year Compressor Warranty
Product Documentation
- MRCOOL DIY Select 9K BTU AHRI Certification (PDF)
- MRCOOL DIY Select 9K BTU Energy Guide (PDF)
- MRCOOL DIY Select Installation Manual (PDF)
- MRCOOL DIY Select Service Manual (PDF)
- MRCOOL DIY Select Warranty Document (PDF)
- MRCOOL DIY Select Brochure (PDF)
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.