Description
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 an industry-leading warranty, including a limited lifetime warranty, a 7-year compressor warranty, and a 5-year parts warranty, the MRCOOL® Outtasight® Ceiling Cassette offers reliable performance and year-round comfort.
- 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
Compatible With
DIY 5th Gen Systems
Key Specifications
| Cooling Capacity: | 18800 BTU |
| Heating Capacity: | 22700 BTU |
| Voltage: | 208-230 |
| Refrigerant: | R-454B |
Downloads & Documentation
Warranty Information
- Base Warranty: 5-Year Part/7-Year Compressor
- Parts Warranty: 5 Years
- Compressor Warranty: 7 Years
Frequently Asked Questions
Can I install the MRCOOL DIY 5th Gen OuttaSight DIYCASSETTE18HP-230D25-O myself?
Yes! The MRCOOL DIY series is specifically designed for do-it-yourself installation. The pre-charged Quick Connect line set eliminates the need for special tools or an HVAC technician. Most homeowners can complete installation in 4-6 hours.
What warranty does MRCOOL provide?
MRCOOL offers a comprehensive warranty on all products. Typically, this includes 1 year on parts and 2 years on the compressor for DIY series, with extended warranties available for professional installation. Register your product within 30 days of installation to activate your warranty.
