HOT ! MRCOOL® DIY® Series 5th gen Outtasight® 9K BTU 230V One-Way Ceiling Cassette

Low-Profile 9,000 BTU Ceiling Comfort with True DIY Installation

The MRCOOL® DIY® Series 5th Gen OuttaSight® 9K One-Way Ceiling Cassette delivers efficient heating and cooling for spaces up to 400 sq. ft. while staying completely out of sight. Designed to fit between 16-inch ceiling joists, this cassette preserves wall space and installs easily using pre-charged Quick Connect® line sets, eliminating the need for vacuuming, special tools, or HVAC certification.

Factory-charged with R-454B refrigerant, this unit meets current EPA standards and pairs seamlessly with MRCOOL® DIY® 5th Gen multi-zone condensers. Quiet operation, smart control options, and easy filter access make it a practical choice for bedrooms, offices, and living areas where clean design and reliable comfort matter.

Important Notes

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

• Pre-charged with R-454B refrigerant

Low-profile and easy to hide

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

Key Features and Benefits

• 
  9,000 BTU Heating & Cooling Capacity - Effectively conditions rooms up to 400 sq. ft. without oversizing or wasted energy.


• 
  One-Way Ceiling Cassette Design - Directs airflow evenly while staying hidden above the ceiling for a clean, modern look.


• 
  DIY Quick Connect® Compatibility - Pre-charged line sets eliminate vacuuming, refrigerant handling, and special tools.


• 
  R-454B Refrigerant - Low-GWP refrigerant meets updated EPA requirements and supports efficient operation.


• 
  Whisper-Quiet Performance - Operates as low as 24 dBA, making it ideal for noise-sensitive spaces.


• 
  Smart & Voice Control Ready - Works with the SmartHVAC app, Amazon Alexa, and Google Assistant for hands-free comfort.


• 
  Elevation Panel for Easy Maintenance - Drop-down grille allows fast filter access without removing ceiling panels.


• 
  Reusable Air Filter - Improves indoor air quality while reducing replacement costs.


• 
  Designed for Multi-Zone Systems - Pairs seamlessly with MRCOOL® DIY® 5th Gen multi-zone outdoor condensers.


• 
  Strong Warranty Coverage - Includes a 5-year parts warranty, 7-year compressor warranty, and limited lifetime compressor warranty with registration.

System Specifications

• 
  Cooling Capacity (BTU): 9,000


• 
  Heating Capacity (BTU): 9,000


• 
  Voltage Requirements: 208–230


• 
  Phase: 1


• 
  Cycle: 60


• 
  Max Fuse Breaker (A): 15


• 
  Min Circuit Ampacity (A): 3


• 
  Rated Load: 0.8


• 
  Decibel Rating (dBA): 36


• 
  Decibel Rating (Low) (dBA): 24


• 
  Decibel Rating (High) (dBA): 38


• 
  CFM: 341 / 294 / 259 / 235 / 235


• 
  Blower Motor RPM: 1104 / 994 / 784


• 
  Filter Type: Reusable


• 
  Fan Only Option: Yes


• 
  Quiet Mode: Yes


• 
  Sleep Mode: Yes


• 
  Auto Cool: Yes


• 
  WiFi Compatibility: Yes


• 
  App Compatibility: Yes


• 
  Works With iOS: Yes


• 
  Works With Android: Yes

• 
  Remote Control Included: Yes


• 
  Registered Warranty: Limited Lifetime Compressor


• 
  Base Warranty: 5-Year Parts / 7-Year Compressor


• 
  Base Parts Warranty: 5-Year Parts


• 
  Registered Compressor Warranty: Limited Lifetime Compressor


• 
  Base Compressor Warranty: 7-Year Compressor


• 
  Has Batteries: Yes


• 
  Contains Electronics: Yes


• 
  Contains Chemicals: Yes


• 
  Contains Aerosol: Yes


• 
  Contains Compressed Gas: Yes


• 
  Proposition 65 Warning: Yes


• 
  Restricted States: GU; PR; VI


• 
  Net Depth (in): 13.19


• 
  Net Height (in): 8.98


• 
  Net Width (in): 50.31


• 
  Net Weight (lbs): 45


• 
  Gross Depth (in): 22.48


• 
  Gross Height (in): 22.64


• 
  Gross Width (in): 57.60


• 
  Gross Weight (lbs): 88

Frequently Asked Questions