Description
The MRCOOL Olympus 4th Gen E-Star O-ES-18-HP-C-230C-O1 is the 18,000 BTU (1.5-ton) outdoor heat pump condenser for a single-zone ductless mini split, rated up to 21.4 SEER2 and 11 HSPF2 on low-GWP R-454B refrigerant. A DC inverter rotary compressor varies its speed to hold temperature quietly and efficiently in both cooling and heating.
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 strong performance with SEER2 23.5, EER2 12.7, and HSPF2 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 system uses R 454B refrigerant, an eco conscious solution that provides strong 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 is backed by a 7 year compressor warranty and a 5 year parts warranty, ensuring long lasting reliability, innovative technology, and peace of mind.
Key Features
- DC inverter compressor: Variable-speed rotary compressor ramps to the load for steady comfort and low energy use.
- R-454B refrigerant: Low-GWP A2L refrigerant.
- Efficiency: Up to 21.4 SEER2 / 12.5 EER2 / 11 HSPF2.
- Quiet outdoor operation: 59 dBA rated sound level.
- Long line runs: Up to 98.4 ft maximum line set length.
Product Specifications
| Brand | MRCOOL |
|---|---|
| Model | O-ES-18-HP-C-230C-O1 |
| Series | Olympus 4th Gen E-Star |
| 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) | 230 |
| Max Fuse Breaker (A) | 20 |
| Min Circuit Ampacity (A) | 19 |
| Color | White |
| Max Coverage Area | Up to 800 |
| Refrigerant Type | R-454B |
| 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 |
| Base Warranty | 5-Year Parts / 7-Year Compressor |
| Base Parts Warranty | 5-Year |
| Base Compressor Warranty | 7-Year |
| Base Remote Warranty | 5 Year |
| Net Depth (in) | 13.46 |
| Net Height (in) | 26.5 |
| Net Width (in) | 35.04 |
| Net Weight (lb) | 99.87 |
Compatibility & Installation
Matched with: Olympus 18k 4th Gen Hyper Heat Air Handler - 230v Olympus 18k 4th Gen Ducted Mini Split Air Handler - 230v Olympus 18k 4th Gen Ductless Ceiling Cassette - 230v Mini Split Line Sets 1/4"-1/2" Line Guards MRCOOL Mini-StatsMB1 76 - Condenser Wall Mounting Kit - 9k to 18k
- Line set: Flare connections — 1/4" liquid × 1/2" suction; maximum line length 98.4 ft. Line set not included.
- Electrical: 208/230V single-phase, 60 Hz.
- Professional installation: Requires installation by a licensed HVAC technician (evacuation and charge verification with gauges). R-454B is an A2L refrigerant — follow current codes.
Documents
- MRCOOL Olympus E Star Brochure And Specifications
- MRCOOL Olympus E Star Installation And Owner's Manual
- MRCOOL Olympus Series Limited Warranty
- MRCOOL Olympus Multi-Zone Brochure And Specifications
- MRCOOL Olympus Ceiling Cassette Installation And Owner's Manual
- MRCOOL Olympus Mid-Static Ducted Air Handler Installation Manual
