The MRCOOL® OLYMPUS E-STAR® 18k Series condenser delivers reliable heating and cooling for areas up to 800 square feet, making it an excellent choice for bedrooms, home offices, garages, and other mid-sized spaces. Its compact design allows for straightforward installation, even in tighter or less conventional areas. With built-in Wi-Fi and the MRCOOL® Smart HVAC app, you can effortlessly control temperature, fan speed, and other settings from your smartphone or tablet, no matter where you are. Prefer more traditional control? Use the included remote control for quick, easy access to the system’s settings. Designed for energy efficiency, this unit features impressive SEER2 and EER2 ratings of 23.5 and 12.7, respectively, along with a HSPF2-4 rating of 10.8. These ratings help keep your energy costs low while maintaining consistent comfort. Additionally, the outdoor fan operates at a quiet 58 dB, ensuring minimal disruption in your living space. The air handler uses R-454B refrigerant, an eco-conscious solution that provides excellent performance while reducing environmental impact. This system is also compatible with voice control via Amazon Alexa and Google Assistant, allowing for hands-free adjustments. The MRCOOL® OLYMPUS E-STAR® 18k Series comes with a limited lifetime warranty, 7-year compressor coverage, and a 5-year parts warranty, guaranteeing long-lasting reliability, innovative technology, and peace of mind.
| Net Dimensions (In) | 13.46 D x 26.5 H x 35.04 W |
| Net Weight (Lbs) | 99.87 |
| SEER2 | Up to 21.4 |
| EER2 | Up to 12.5 |
| HSPF2-4 | 11 |
| HSPF2-5 | 8.5 |
| Tonnage | 1.5 |
| Cooling Capacity (Btu) | 18000 |
| Heating Capacity (Btu) | 18000 |
| Voltage (V) | 208/230 |
| Phase | 1 |
| Cycle | 60 |
| Max Fuse Breaker (A) | 20 |
| Min Circuit Ampacity (A) | 19 |
| Color | White |
| Max Coverage Area | Up to 800 |
| Refrigerant Type | R-454B |
| Refrigerant Volume (Oz) | 55.38 |
| Decibel Rating (Dba) | 59 |
| Inverter | DC |
| Max Lineset Length (Ft) | 98.4 |
| Lineset Fitting Type | Flare |
| Liquid Line Size | 1/4 |
| Suction Line Size | 1/2 |
| Compressor Motor Type | Rotary |
| Condenser Fan Motor Rpm | 780/700/550 |
| Metering Device | EXV + Throttle Valve |
| 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) | 15.67 |
| Gross Height (In) | 29.13 |
| Gross Width (In) | 39.17 |
| Gross Weight (Lbs) | 107.8 |
Enjoy peace of mind and reliable comfort with the MRCOOL® OLYMPUS ESTAR® 18k Series air handler, designed to efficiently heat and cool areas up to 800 square feet—making it an ideal choice for large rooms, offices, garages, and more. Thanks to its compact design, installation is fast and straightforward. Control your comfort from anywhere with the MRCOOL® Smart HVAC app, which allows Wi-Fi connectivity for remote access via your smartphone or tablet. For added convenience, the unit also includes a wireless remote control, giving you flexible options to manage your indoor climate with ease. Engineered for energy efficiency, this system features a SEER2 rating of 23.5, EER2 of 12.7, and HSPF2-4 of 10.8, helping you lower your utility costs while staying comfortable year-round. With multiple fan speed settings and whisper-quiet operation at just 49 dB, it delivers powerful performance with minimal noise. Now using R-454B refrigerant, a more eco-friendly choice, this unit supports environmentally conscious living without sacrificing performance. Enjoy seamless control options, including the smartHVAC app, wireless remote, and voice control compatibility with Amazon Alexa and Google Assistant, giving you personalized comfort at your fingertips. Backed by an industry-leading warranty—including a limited lifetime warranty, 7-year compressor warranty, and 5-year parts warranty—the MRCOOL® OLYMPUS ESTAR® 18k Series air handler offers dependable performance, smart technology, and lasting comfort throughout the seasons.
| Net Dimensions (In) | 9.69 D x 12.64 H x 40.31 W |
| Net Weight (Lbs) | 27.34 |
| Tonnage | 1.5 |
| Voltage (V) | 208/230 |
| Phase | 1 |
| Cycle | 60 |
| Max Fuse Breaker (A) | 15 |
| Min Circuit Ampacity (A) | 3 |
| Mount Type | Wall |
| Color | White |
| Max Coverage Area | Up to 800 |
| Refrigerant Type | R-454B |
| Decibel Rating (Dba) | 49.5/45/38/31.5/19.5 |
| Decibel Rating Low (Dba) | 19.5 |
| Decibel Rating High (Dba) | 49.5 |
| Number Of Speeds | 5 (Variable) |
| Oscillation | Yes |
| Lineset Fitting Type | Flare |
| Liquid Line Size | 1/4 |
| Suction Line Size | 1/2 |
| Blower Motor Speeds | 635.7/500.3/359/294.3/294.3 |
| Blower Motor Rpm | 1190/994/896 |
| Filter Type | Reusable |
| Auxiliary Heater Included | No |
| Auxiliary Heater Available | No |
| Fan Only Option | 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 |
| 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 Depth (In) | 12.8 |
| Gross Height (In) | 15.75 |
| Gross Width (In) | 43.11 |
| Gross Weight (Lbs) | 36.6 |
| Condenser |
| Brochure |
| Install Manual |
| Service Manual |
| Warranty Doc |
| AHRI Cert |
| Energy Guide |
| Air Handler |
| Brochure |
| Install Manual |
| Specs |
| Service Manual |
| Warranty Doc |
What BTU rating should I choose for my air handler?
| 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.