Quick answers to questions about ordering, compatibility, and installation.
The MRCOOL® Olympus Series represents the Best Tier of MRCOOL comfort systems — engineered for professional installation, elegant aesthetics, and premium climate performance. The Olympus 9,000 BTU (¾ Ton) Ductless Ceiling Cassette offers quiet, efficient heating and cooling for spaces up to 400 sq ft. Designed for flush ceiling integration, this recessed 4-way cassette maximizes comfort without compromising style.
Note: Olympus indoor cassettes are not pre-charged and require professional HVAC installation. Systems must be nitrogen-evacuated and vacuumed before refrigerant release from the outdoor condenser to ensure peak performance and warranty protection.
| Model | BTU / Ton | Voltage / Hz | Coverage Area* | Sound Level | Refrigerant | Installation Type | Warranty |
|---|---|---|---|---|---|---|---|
| CASSETTE09HP-230C-P-O | 9,000 BTU (¾ Ton) | 230 V / 60 Hz | Up to 400 sq ft | ≈ 42 dB | R-454B | Recessed 4-Way Ceiling Cassette | Lifetime (limited) / 7 Compressor / 5 Parts |
*Coverage depends on insulation, ceiling height, climate, and room layout.
The Olympus cassette system must be installed by a licensed HVAC professional. The system requires proper nitrogen testing, vacuum evacuation, and charge release from the condenser. This ensures maximum performance, energy efficiency, and full warranty validity.
When you need discreet, high-performance comfort, the Olympus 9 K Cassette delivers — blending seamlessly into your ceiling while quietly conditioning your space. It’s the perfect solution for homeowners and contractors seeking premium design, energy efficiency, and reliable MRCOOL® performance backed by top-tier warranty protection.
Buy with confidence from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer. Enjoy fast nationwide shipping, genuine Olympus products, and expert support from start to finish.
SKU: CASSETTE09HP-230C-P-O
Series: Olympus – Best Tier
Type: Ductless Mini Split Recessed 4-Way Ceiling Cassette
BTU: 9,000 (¾ Ton)
Coverage: Up to 400 sq ft
Refrigerant: R-454B
Warranty: Limited Lifetime / 7 Year Compressor / 5 Year Parts
Availability: Ships Nationwide from MRCOOLDIYDirect.com
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Quick answers to questions about ordering, compatibility, and installation.
Yes. Freedom HVAC Supply sells HVAC equipment and parts to contractors, property owners, and qualified DIY installers. Some products may require professional installation based on local codes.
Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.
Absolutely. We work with licensed HVAC contractors, installers, and professionals nationwide.
Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.
Yes. Our support team can assist with product selection based on your application, space, and installation needs.
Manufacturer installation guides and documentation are included or available upon request for most products.
Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.
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