MRCOOL
MRCOOL® DIY® Series 5th Gen OuttaSight® 18K BTU 230V One-Way Ceiling Cassette
R-454B | 208-230V
- 18800 BTU cooling capacity
- Uses R-454B refrigerant
- Runs on 208-230V power
Key Specifications
Product Overview
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.
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
Additional specifications
| UPC | 840255587525 |
|---|---|
| Series | DIY 5th Gen OuttaSight |
| Heating capacity (BTU/h) | 22700 |
| Airflow (CFM) | 400 / 352 / 300 / 207 / 207 |
| Cycle (Hz) | 60 |
| Min circuit ampacity (A) | 3 |
| Max fuse / breaker (A) | 15 |
| Filter type | Reusable |
| Mount type | Ceiling |
| Max coverage area | 800 |
| Sound level low (dBA) | 26 |
| Sound level high (dBA) | 44 |
| Wi-Fi capable | Yes |
| Remote included | Yes |
| Parts warranty (years) | 5 Years |
| Compressor warranty (yrs) | 7 Years |
| Shipping W x H x D (in) | 57.6 x 22.64 x 22.48 |
| Shipping weight (lbs) | 88 |
Documents
- Specification sheet (PDF)
- Installation manual (PDF)
- Service manual (PDF)
- Remote manual (PDF)
- Brochure (PDF)
- Warranty (PDF)
- AHRI certificate (PDF)
- EnergyGuide label (PDF)
WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.
Technical Specifications
Performance
| System Type | Mini-Split |
|---|---|
| Capacity | 18800 BTU |
| Sound Level | 41.5 dBA |
Electrical & Fuel
| Voltage | 208-230V |
|---|---|
| Phase | Single Phase |
| Refrigerant | R-454B |
| Connection Size | Liquid 1/4" / Suction 1/2" |
Physical & Certifications
| Dimensions (W x H x D) | 50.31 x 8.98 x 13.19 |
|---|---|
| Weight | 45 lb |
| Color / Finish | White |
Shipping & Delivery
Installation video
Published by MRCOOL. Watch the full walkthrough before you start, and follow the installation manual for this model — the video is a guide, not a substitute for it.
Manufacturer Warranty
Covered by MRCOOL's limited warranty. Warranty terms are set by MRCOOL and differ by product line — whether registration is required, and whether the installation has to be performed by a state-licensed HVAC contractor, is not the same across the range. In every case coverage depends on the unit being installed according to MRCOOL's instructions and all applicable codes and permits. MRCOOL's warranty document for this model is the controlling source; ask us and we'll send you the one that applies.
Professional Installation Recommended
Most HVAC equipment must be installed and connected by a licensed professional to remain safe, code-compliant, and eligible for manufacturer warranty coverage. If you're unsure about installation requirements, contact us before you order.
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