MRCOOL DIY 5th Gen OuttaSight 18K BTU 230V Ceiling Cassette DIYCASSETTE18HP-230D25-O
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The 5th Generation MRCOOL® DIY® Series Outtasight® 18K BTU 230V One-Way Ceiling Cassette provides efficient and powerful climate control for areas up to 800 sq. ft. Designed for effortless installation, it eliminates the need for specialized tools, offering a cost-effective and straightforward setup.
Ideal for both multi-zone and single-zone applications, this unit fits seamlessly between 16” ceiling joists, including pre-manufactured I-joists, ensuring a flush, modern appearance. Unlike conventional ceiling cassettes that require extensive ductwork or valuable wall space, this system provides flexible installation, making it perfect for both new construction and retrofit projects.
It connects effortlessly to the MRCOOL® DIY® Quick Connect® line set, pre-charged with R-454B, an eco-friendly refrigerant, eliminating the need for vacuuming and simplifying the installation process. Advanced filtration improves indoor air quality, while the Elevation function allows the filter panel to lower for easy maintenance and cleaning.
With whisper-quiet operation and multiple control options—including a wireless remote, SmartHVAC app, and compatibility with Amazon Alexa and Google Assistant—this system ensures customized comfort. Supported by a 7-year compressor/5-year parts warranty and eligibility for the MRCOOL® Care Program, the MRCOOL® Outtasight® Ceiling Cassette offers reliable performance and year-round comfort.
Key Features
- Low Profile Installation
- Fits between 16" Ceiling Joists
- Works with Multi and Single Zone Systems
- Two-Stage DC motor
- Quiet Operation
- Multiple Operating Modes
- Remote Included
- Advanced Filtration
- Swing Technology
Technical Specifications
| Cooling BTU | 18,000 |
| Voltage | 208/230V |
| Phase | 1 |
| Mount Type | Ceiling Cassette |
| Sound Level | 41.5 dB(A) |
| Refrigerant | R-454B |
| Liquid Line Size | 1/4 in. |
| Suction Line Size | 3/8 in. |
| Net Weight | 45 lbs |
| Gross Weight | 88 lbs |
Warranty
- 5 Year Parts Warranty
- 7 Year Compressor Warranty
Product Documentation
- MRCOOL DIYCASSETTE18HP-230D25-O Installation Manual (PDF)
- MRCOOL DIYCASSETTE18HP-230D25-O Warranty Document (PDF)
- MRCOOL DIY OuttaSight Ceiling Cassette Brochure (PDF)
- MRCOOL DIY OuttaSight Ceiling Cassette Performance Specification Sheet (PDF)
- MRCOOL DIYCASSETTE18HP-230D25-O AHRI Certification (PDF)
- MRCOOL DIYCASSETTE18HP-230D25-O Energy Guide (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.