MRCOOL Olympus Duct 18,000 BTU (1.5 Ton) – DUCT-18HP-230B-O
MRCOOL Olympus Duct 18,000 BTU (1.5 Ton) – DUCT-18HP-230B-O
Overview
The MRCOOL® OLYMPUS 18K DUCT Air Handler delivers dependable heating and cooling for areas up to 800 square feet, making it an excellent solution for spacious bedrooms, home offices, or compact commercial spaces. Its low-profile, ceiling-concealed installation allows it to virtually disappear from view, maintaining a clean and modern interior without sacrificing performance. Designed with versatility in mind, this system seamlessly blends into residential or light commercial environments, offering both elegance and efficiency in one compact package. Whether you're looking to optimize comfort at home or in a workspace, this unit is engineered to provide precise climate control without dominating your space. Control is effortless thanks to the included wired wall-mounted controller and handheld remote. Adjusting your temperature preferences is simple and convenient—no need to interrupt your routine or leave your seat. Environmentally conscious performance is also a hallmark of this system, utilizing advanced R-454B refrigerant. This low global warming potential refrigerant provides outstanding heating and cooling while significantly reducing your carbon footprint. It's an ideal choice for anyone seeking high performance paired with sustainability. The MRCOOL® OLYMPUS 18K DUCT Air Handler is backed by a limited lifetime warranty, along with 7-year compressor protection and a 5-year parts warranty. It’s the perfect choice for those who prioritize comfort, energy efficiency, and modern convenience in a sleek, discreet design.
Quick Facts
- Capacity: 18,000 BTU (1.5 Ton)
- Coverage: Up to 800 sq. ft.
- Refrigerant: R-454B
- Voltage/Phase/Frequency: 208/230V, 1-Phase, 60 Hz
- Sound: 40 / 40 / 39 / 38 / 32 dBA (5 speeds)
- Airflow: Ducted
- Fan Speeds: 5 (Variable)
- Controls: Wired Wall Controller & Handheld Remote
- Smart/Wi-Fi/App: No
- Listings: UL, CSA, ETL
Use our sizing calculator () to dial in the right capacity.
Works With (Outdoor Units)
O-ES-18-HP-C-230C-O1, MULTI4-27HP230C-O, MULTI5-36HP230C-O, MULTI6-48HP230C-O
Included in Your Order
- MRCOOL Olympus 18K Ducted Air Handler – Model: DUCT-18HP-230B-O
- Wired Wall Controller
- Remote Control
- Installation Manual
- Owner’s & Service Information
Lineset, outdoor unit, and accessories sold separately.
Key Features
- Ceiling-concealed ducted installation
- Quiet operation down to 32 dBA
- R-454B low-GWP refrigerant
- 5 variable fan speeds
- Reusable filter
- Sleep Mode, Auto Cool, Fan-Only option
- UL, CSA, and ETL listed
Technical Specifications
| Specification | Details |
|---|---|
| Brand / Series | MRCOOL / Olympus Duct |
| Model | DUCT-18HP-230B-O |
| GTIN / UPC | 00840255587686 / 840255587686 |
| Unit Type | Mini-Split |
| Tonnage | 1.5 |
| Voltage / Phase / Cycle | 208/230V / 1-Phase / 60 Hz |
| Max Fuse Breaker | 15 A |
| Min Circuit Ampacity | 3 A |
| Mount Type | Ducted |
| Color | Metal |
| Max Coverage Area | Up to 800 sq. ft. |
| Refrigerant Type | R-454B |
| Sound (dBA) | 40 / 40 / 39 / 38 / 32 |
| Airflow Direction | Ducted |
| Number of Speeds | 5 (Variable) |
| Oscillation | No |
| Lineset Fitting Type | Flare |
| Liquid / Suction Line | 1/4" / 1/2" |
| Blower Motor Speeds (CFM) | 600.4 / 559.2 / 500.3 / 441.4 / 441.4 |
| Blower Motor RPM | 780 / 700 / 550 |
| Auxiliary Heater (Included / Available) | No / No |
| Fan Only / Sleep Mode / Auto Cool | Yes / Yes / Yes |
| 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) | 8.27" × 34.65" × 26.54" |
| Net / Gross Weight | 54.45 lbs / 66.14 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 air handler must be matched with a compatible MRCOOL outdoor unit. Lineset, controls, and accessories sold separately.
