MRCOOL 4th Gen Olympus E Star 9,000 BTU Single Zone Mini Split with Ceiling Air Handler and Heat Pump Condenser

MRCOOL 4th Gen Olympus E Star 9,000 BTU Single Zone Mini Split with Ceiling Air Handler and Heat Pump Condenser

SKU: OY4-1ZC-9HP-9K

Sale price$1,626.00 Regular price$2,049.90
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Choose Line Set Lengths:

9K Air Handler Line Set:


In Stock Estimated delivery: Nov 14th-23rd
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Package Overview

Experience year-round comfort with the MRCOOL® OLYMPUS E-STAR® 9,000 BTU Ductless Mini Split System, designed to efficiently heat and cool spaces up to 400 sq. ft. Ideal for bedrooms, offices, and compact living areas, this system features a ceiling cassette air handler and outdoor condenser that deliver powerful performance in a discreet, space-saving design. With Wi-Fi connectivity and the MRCOOL® Smart HVAC app, you can adjust settings from anywhere—or use the included remote control or voice commands through Amazon Alexa and Google Assistant for effortless comfort.

Built for quiet and efficient operation, the OLYMPUS 9k keeps your space comfortable without the noise or high energy costs. It’s Energy Star Certified and uses eco-friendly R-454B refrigerant for sustainable performance, while whisper-quiet operation ensures a peaceful environment day or night. Backed by a limited lifetime warranty, plus 7-year compressor and 5-year parts coverage, this system delivers advanced technology, dependable comfort, and lasting peace of mind.

Features

  • 9,000 BTU capacity – ideal for spaces up to 400 sq. ft.
  • Ceiling cassette design saves space and blends seamlessly with any room
  • Smart Wi-Fi control via MRCOOL® Smart HVAC app
  • Voice control compatibility with Amazon Alexa & Google Assistant
  • Energy Star Certified for energy-saving performance
  • Whisper-quiet operation for uninterrupted comfort
  • Eco-friendly R-454B refrigerant
  • Remote control included for convenient operation
  • Limited lifetime warranty with 7-year compressor & 5-year parts coverage

Package Includes:

Description
Product Specs
Manuals & Guides

The MRCOOL® OLYMPUS ESTAR® 9k Series condenser offers reliable heating and cooling for spaces up to 400 square feet, making it an excellent choice for rooms, home offices, garages, and other compact areas. Its space-saving design makes installation fast and straightforward, even in more confined or challenging spaces. Featuring Wi-Fi connectivity and the MRCOOL® Smart HVAC app, you can manage the system's temperature, fan speed, and settings directly from your smartphone or tablet—giving you the flexibility to adjust your climate from virtually anywhere. If you prefer traditional control, the included remote provides easy access to all essential functions.

Designed with energy savings in mind, the unit delivers impressive SEER2 and EER2 ratings of 25.8 and 14.9, respectively, along with a HSPF2-4 rating of 12.5, helping you lower utility costs while maintaining optimal comfort. The outdoor fan runs quietly at just 52.5 dB, so you can enjoy consistent performance without disruptions. The air handler uses R-454B refrigerant, an eco-friendly choice that helps protect the environment while maintaining excellent efficiency and performance. For additional convenience, it is compatible with voice control via Amazon Alexa and Google Assistant, so you can adjust settings hands-free. The MRCOOL® OLYMPUS ESTAR® 9k Series is also backed by a limited lifetime warranty, 7-year compressor coverage, and a 5-year parts warranty, ensuring reliable performance, advanced technology, and long-lasting peace of mind.

Features

  • Installation by a licensed professional required where applicable 7-Year Compresser, 5-Year Parts warranty when registered and installed by a licensed professional R-454B environmentally friendly friendly refrigerant Energy Star Certified

Works With

  • O-09-HP-WMAH-230C-O
  • DUCT-09HP-230B-O
  • CASSETTE09HP-230C-O
Net Dimensions (In) 12.99 D x 21.81 H x 31.69 W 
Net Weight (Lbs) 72.75
SEER2 Up to 27.4
EER2 Up to 15.4
HSPF2-4 12.5
HSPF2-5 9.5
Tonnage 0.75
Cooling Capacity (Btu) 9000
Heating Capacity (Btu) 12000
Voltage (V) 208/230
Phase 1
Cycle 60
Max Fuse Breaker (A) 15
Min Circuit Ampacity (A) 15
Color White
Max Coverage Area Up to 400
Refrigerant Type R-454B
Refrigerant Volume (Oz) 35.27
Decibel Rating (Dba) 56
Inverter DC
Max Lineset Length (Ft) 82
Lineset Fitting Type Flare
Liquid Line Size 1/4
Suction Line Size 3/8
Compressor Motor Type Rotary
Condenser Fan Motor Rpm 850/680/450
Metering Device EXV
Ul Listed Yes
Csa Listed Yes
Etl Listed Yes
Energy Star Certified Yes
Ahri Certified Yes
Base Warranty 5-Year Parts/7-Year Compressor
Base Parts Warranty 5-Year
Base Compressor Warranty 7-Year
Base Remote Warranty 5 Year
Registered Labor Warranty None
Base Labor Warranty None
Has Batteries Yes
Contains Electronics Yes
Contains Chemicals Yes
Contains Compressed Gas Yes
Proposition 65 Warning Yes
Restricted States GU, PR, VI
Gross Depth (In) 14.57
Gross Height (In) 24.24
Gross Width (In) 36.02
Gross Weight (Lbs) 78.7
Description
Product Specs
Manuals & Guides

The MRCOOL® OLYMPUS 9K CASSETTE provides dependable heating and cooling for spaces up to 400 square feet, making it perfect for bedrooms, home offices, and smaller areas. Designed to fit seamlessly into the ceiling for a flush look, it almost disappears, creating a clean, modern aesthetic that complements any room style. Its versatile design is perfect for homes or businesses looking to maximize space while maintaining an elegant, high-performance climate solution. The indoor fan operates at a quiet 42 dB, ensuring a peaceful environment without compromising performance. This ultra-low noise level means you can enjoy consistent, efficient heating or cooling without disruptive fan sounds, ideal for spaces where silence is crucial, like bedrooms, offices, or nurseries. The quiet operation helps enhance the overall comfort of your space, providing a relaxing atmosphere free from distractions.

The unit uses R-454B refrigerant, an eco-friendly solution that provides top-tier performance while being environmentally responsible. With low global warming potential, R-454B helps reduce the environmental impact of your system, contributing to a greener, more sustainable home, without sacrificing performance or efficiency. This refrigerant is an important choice for homeowners seeking to lower their carbon footprint while still enjoying reliable performance.

The MRCOOL® OLYMPUS 9K CASSETTE comes with a limited lifetime warranty, 7-year compressor coverage, and a 5-year parts warranty, ensuring reliability, cutting-edge technology, and peace of mind. This unit is the ideal solution for homeowners who value efficiency, comfort, and modern design.

Works With

  • O-ES-09-HP-C-230C-O1
  • MULTI3-18HP230C-O
  • MULTI4-27HP230C-O
  • MULTI5-36HP230C-O
  • MULTI6-48HP230C-O
Net Dimensions (In) 22.44 D x 9.65 H x 22.44 W
Net Weight (Lbs) 35.27
Tonnage 0.75
Voltage (V) 208/230
Phase 1
Cycle 60
Max Fuse Breaker (A) 15
Min Circuit Ampacity (A) 3
Mount Type Ceiling
Color White
Max Coverage Area Up to 400
Refrigerant Type R-454B
Decibel Rating (Dba) 42.5/40/37.5/26/24
Decibel Rating Low (Dba) 24
Decibel Rating High (Dba) 42.5
Air Flow Direction Downflow
Number Of Speeds 5 (Variable)
Oscillation Yes
Lineset Fitting Type Flare
Liquid Line Size 4-Jan
Suction Line Size 8-Mar
Blower Motor Speeds 353.2/312/264.9/182.5/147.2
Blower Motor Rpm 600/530/380
Filter Type Reusable
Auxiliary Heater Included No
Auxiliary Heater Available No
Fan Only Option Yes
Sleep Mode Yes
Auto Cool Yes
Wifi Compatibility No
App Compatibility No
Works With Ios No
Works With Android No
Remote Control Included Yes
UL Listed Yes
CSA Listed Yes
ETL Listed Yes
Base Warranty 5-Year Parts
Base Parts Warranty 5-Year
Base Remote Warranty 5 Year
Registered Labor Warranty None
Base Labor Warranty None
Has Batteries Yes
Contains Electronics Yes
Contains Chemicals Yes
Contains Compressed Gas Yes
Proposition 65 Warning Yes
Restricted States GU, PR, VI
Gross Weight (Lbs) 41.89

Mini Split FAQ

 

What BTU rating should I choose for my air handler?

  • This depends on the coverage area/room size you are trying to heat/cool
  • An Air Handler's BTU is how powerful the fan is. A higher BTU rating will be able to heat/cool a larger area
Air Handler BTU Coverage Area/Room Size (Sq. Ft.)*
6K
Up to 200 Sq. Ft.
9K
Up to 375 Sq. Ft.
12K Up to 500 Sq. Ft.
18K Up to 750 Sq. Ft.
24k Up to 1,000 Sq. Ft.
36k Up to 1,500 Sq. Ft.

 

*Ceiling height, insulation, and local climate may impact the coverage area. For example, an uninsulated room will require more power than a well insulated room.

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