MRCOOL® Olympus E Star 18,000 BTU (1.5 Ton) Mini Split Heat Pump Condenser 230 V / 60 Hz | O-ES-18-HP-C-230C-O1
The MRCOOL® Olympus E Star Series is engineered for high-efficiency comfort, durable construction, and professional installation. The Olympus E Star 18,000 BTU (1.5 Ton) Mini Split Heat Pump Condenser delivers year-round heating and cooling for spaces up to 800 sq ft, combining inverter technology with Energy Star performance.
Note: Olympus E Star condensers are not pre-charged for DIY installation. A licensed HVAC professional must perform nitrogen evacuation and vacuuming before releasing the factory refrigerant charge to ensure proper operation and maintain warranty coverage.
Energy Star Performance Meets Premium Design
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Energy Star Certified: Advanced inverter compressor for efficient, reliable comfort in all seasons.
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Dual Heating & Cooling: Heat-pump operation provides dependable comfort even in cold weather.
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Perfect Coverage: Designed for up to ~800 sq ft of conditioned space—ideal for living rooms, offices, or medium zones.
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Multi-Zone Compatibility: Connects to multiple Olympus indoor air handlers (wall, cassette, or ducted) for zoned comfort.
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Eco-Friendly Refrigerant: Uses low-GWP R-454B for high performance with reduced environmental impact.
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Quiet Operation: Operates at ≈ 55 dB for a calm outdoor environment.
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Durable Build: Corrosion-resistant galvanized steel cabinet with powder-coated finish for long-term reliability.
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Comprehensive Warranty: 7-Year Compressor / 5-Year Parts / Limited Lifetime coverage for lasting confidence.
Technical Specifications
| Model |
BTU / Ton |
Voltage / Hz |
Coverage Area* |
Refrigerant |
Sound Level |
Efficiency Ratings |
Warranty |
| O-ES-18-HP-C-230C-O1 |
18,000 BTU (1.5 Ton) |
230 V / 60 Hz |
Up to ~800 sq ft* |
R-454B |
≈ 55 dB |
Energy Star Certified (SEER2 ≈ 23.0 / HSPF2-4 ≈ 10.5) |
7 Year Compressor / 5 Year Parts / Limited Lifetime |
*Coverage varies by climate, insulation, ceiling height, and building layout.
Professional Installation Required
The Olympus E Star Series is intended for licensed HVAC installation. Your installer must vacuum, nitrogen-test, and pressure check the line sets before releasing the factory refrigerant. Proper setup ensures peak performance and validates the factory warranty.
Reminder: Olympus E Star units = Best Efficiency + Professional Installation Required.
Compatible Indoor Air Handlers
- Olympus Wall-Mounted Air Handlers (9K – 24K)
- Olympus Ducted Air Handlers (9K – 36K)
- Olympus Recessed Ceiling Cassettes (9K – 24K)
Combine multiple indoor units for custom multi-zone comfort control.
Nationwide Shipping & Trusted Dealer Support
Order from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer offering genuine Olympus products, factory support, and fast nationwide shipping.
SKU: O-ES-18-HP-C-230C-O1
Series: Olympus E Star (Best Tier)
Type: Mini Split Heat Pump Condenser (Outdoor Unit)
BTU: 18,000 (1.5 Ton)
Refrigerant: R-454B
Efficiency: Energy Star Certified Inverter Compressor
Warranty: 7 Year Compressor / 5 Year Parts / Limited Lifetime
Availability: Ships Nationwide from MRCOOLDIYDirect.com
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