MRCOOL Olympus Cassette 9,000 BTU (3/4 Ton) – CASSETTE09HP-230C-P-O
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MRCOOL Olympus Cassette 9,000 BTU (3/4 Ton) – CASSETTE09HP-230C-P-O
Overview
The MRCOOL® OLYMPUS 9K CASSETTE provides dependable heating and cooling for spaces up to 400 sq. ft., perfect for bedrooms, home offices, and other compact areas. It installs flush in the ceiling for a clean, modern look that frees up wall space. Operating as quietly as 24 dB, it maintains a peaceful environment while delivering steady comfort. Using R-454B refrigerant with low GWP, it balances performance with environmental responsibility. Backed by a limited lifetime warranty, 7-year compressor coverage, and a 5-year parts warranty, it’s a reliable, efficient, and stylish solution.
Quick Facts
- Capacity: 9,000 BTU (3/4 Ton)
- Coverage: Up to 400 sq. ft.
- Refrigerant: R-454B
- Voltage/Phase/Frequency: 208/230V, 1-Phase, 60 Hz
- Sound: 42.5 / 40 / 37.5 / 26 / 24 dBA (5 speeds)
- Airflow Direction: Downflow
- Fan Speeds: 5 (Variable) with Oscillation
- Controls: Remote Included; Sleep Mode & Auto Cool
- Smart/Wi-Fi/App: No
- Listings: UL, CSA, ETL
Use our sizing calculator (BTU Calculator) to dial in the right capacity.
Works With (Outdoor Units)
O-ES-09-HP-C-230C-O1, MULTI3-18HP230C-O, MULTI4-27HP230C-O, MULTI5-36HP230C-O, MULTI6-48HP230C-O
Included in Your Order
- MRCOOL Olympus 9K Cassette – Model: CASSETTE09HP-230C-P-O
- Ceiling Cassette Panel
- Remote Control
- Installation Manual
- Owner’s & Service Information
Lineset, outdoor unit, and accessories sold separately.
Key Features
- Flush-mount ceiling cassette for a sleek, space-saving installation
- Ultra-quiet operation down to 24 dBA
- R-454B low-GWP refrigerant
- 5 variable fan speeds with oscillation
- Reusable filter
- Sleep Mode, Auto Cool, Fan-Only option
- UL, CSA, and ETL listed
Technical Specifications
| Specification | Details |
|---|---|
| Brand / Series | MRCOOL / Olympus Cassette |
| Model | CASSETTE09HP-230C-P-O |
| GTIN / UPC | 00840255587945 / 840255587945 |
| Unit Type | Mini-Split Ceiling Cassette |
| Tonnage | 0.75 |
| Voltage / Phase / Cycle | 208/230V / 1-Phase / 60 Hz |
| Max Fuse Breaker | 15 A |
| Min Circuit Ampacity | 3 A |
| Coverage Area | Up to 400 sq. ft. |
| Refrigerant Type | R-454B |
| Sound (dBA) | 42.5 / 40 / 37.5 / 26 / 24 |
| Airflow Direction | Downflow |
| Number of Speeds | 5 (Variable) |
| Oscillation | Yes |
| Lineset Fitting Type | Flare |
| Liquid / Suction Line | 1/4" / 3/8" |
| Blower Motor Speeds (CFM) | 353.2 / 312 / 264.9 / 182.5 / 147.2 |
| Blower Motor RPM | 600 / 530 / 380 |
| Filter Type | Reusable |
| Wi-Fi / App / iOS / Android | No / No / No / No |
| Remote Included | Yes |
| UL / CSA / ETL Listed | Yes / Yes / Yes |
| Prop 65 | Yes |
| Restricted States | GU, PR, VI |
| Net Dimensions (HxWxD) | 9.65" × 22.44" × 22.44" |
| Net / Gross Weight | 35.27 lbs / 41.89 lbs |
Warranty Information
- Limited Lifetime (see MRCOOL terms)
- 7-Year Compressor Coverage
- 5-Year Parts Warranty
- Registered Labor Warranty: None
- Base Labor Warranty: None
Manuals & Downloads
Please note: Indoor cassette must be matched with a compatible MRCOOL outdoor unit. Lineset, controls, and accessories sold separately.
