HOT ! MRCOOL® DIY® Series 5th gen Outtasight® 6K BTU 230V One-Way Ceiling Cassette

MRCOOL® DIY® Series 5th gen Outtasight® 6K BTU 230V One-Way Ceiling Cassette R454B

The MRCOOL® DIY® Series 5th Gen OuttaSight® 6K BTU One-Way Ceiling Cassette delivers efficient heating and cooling for spaces up to 200 sq. ft. while keeping walls clear and the unit completely out of sight. Designed for DIY installation, this low-profile cassette fits neatly between 16-inch ceiling joists, including engineered I-joists, making it ideal for bedrooms, offices, additions, and retrofit projects.

Built for use in multi-zone MRCOOL DIY® systems, this ceiling cassette connects using Quick Connect® line sets pre-charged with R-454B refrigerant, eliminating the need for vacuum pumps or specialized HVAC tools. Quiet operation, smart control compatibility, and easy filter access make this a practical and space-saving solution for targeted comfort control.

Important Notes

• Designed for use with MRCOOL® DIY® multi-zone condensers only


• Pre-charged with R-454B refrigerant

• Not compatible with R-410A systems


• Restricted shipping to GU, PR, and VI

Low-profile and easy to hide

Low-profile installation that disappears into your space while delivering dependable heating and cooling.

Key Features and Benefits

• 
  6,000 BTU Heating & Cooling Capacity - Designed for small rooms up to 200 sq. ft., providing balanced temperature control without oversizing.


• 
  One-Way Ceiling Cassette Design - Delivers directional airflow while maintaining a clean, flush ceiling appearance with no wall space required.


• 
  DIY-Friendly Installation - Compatible with MRCOOL® DIY® Quick Connect® line sets pre-charged with R-454B—no vacuuming or HVAC license needed.


• 
  Low-Profile, Joist-Friendly Fit - Fits between standard 16\" ceiling joists, including pre-manufactured I-joists, ideal for new builds or retrofits.


• 
  Quiet Operation - Operates as low as 23.5 dBA, suitable for bedrooms, offices, and other noise-sensitive spaces.


• 
  Smart Control Options Built In - Control via wireless remote, SmartHVAC app (iOS & Android), Amazon Alexa, or Google Assistant.


• 
  Reusable Air Filter with Easy Access - Elevation function lowers the panel for quick filter cleaning and routine maintenance.


• 
  Multi-Zone System Compatibility - Designed to pair with MRCOOL® DIY® multi-zone condensers for flexible room-by-room comfort.

System Specifications

System Specifications

• 
  Model Type: MRCOOL® DIY® Series 5th Gen OuttaSight® Ceiling Cassette


• 
  Cooling Capacity: 6,000 BTU/h


• 
  Heating Capacity: 6,000 BTU/h


• 
  Recommended Coverage Area: Up to 200 sq. ft.


• 
  Voltage: 208–230V


• 
  Phase: 1


• 
  Frequency: 60 Hz


• 
  Minimum Circuit Ampacity: 3 A


• 
  Maximum Fuse / Breaker: 15 A


• 
  Rated Load: 0.8


• 
  Refrigerant Type: R-454B


• 
  Airflow (CFM): 341 / 294 / 259 / 235


• 
  Fan Options: Fan-only, Quiet Mode, Sleep Mode, Auto Cool


• 
  Filter Type: Reusable


• 
  Wi-Fi / App Compatibility: Yes (iOS & Android)


• 
  Remote Control: Included

Sound Levels

• Low: 23.5 dBA


• Rated: 35.5 dBA


• High: 46.5 dBA

Dimensions & Weight

• 
  Net Dimensions (W × D × H): 50.31\" × 13.19\" × 8.98\"


• 
  Net Weight: 45 lbs


• 
  Gross Weight: 88 lbs

Warranty Coverage

• 
  Limited Lifetime Compressor Warranty (with registration)


• 7-Year Compressor Warranty


• 5-Year Parts Warranty

Frequently Asked Questions