MRCOOL Olympus 4th Gen Wall AH 24,000 BTU (2 Ton) – O-24-HP-WMAH-230C-O
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MRCOOL Olympus 4th Gen Wall AH 24,000 BTU (2 Ton) – O-24-HP-WMAH-230C-O
Overview
The MRCOOL® OLYMPUS ESTAR® 24K wall-mounted air handler delivers reliable heating and cooling for areas up to 1,050 sq. ft. It installs cleanly, operates whisper-quiet down to 16 dBA, and includes built-in Wi-Fi for control via the MRCOOL® Smart HVAC app or voice assistants (Alexa/Google). A high-efficiency design (up to SEER2 23, EER2 14, HSPF2-4 11.7) helps cut energy costs, while eco-forward R-454B refrigerant lowers environmental impact. Use the included remote for quick adjustments or set schedules in the app to keep large rooms, offices, or garages comfortable all year. Backed by a limited lifetime warranty, 7-year compressor, and 5-year parts.
Quick Facts
- Capacity: 24,000 BTU (2 Ton)
- Coverage: Up to 1,050 sq. ft.
- Refrigerant: R-454B
- Voltage/Phase/Frequency: 208/230V, 1-Phase, 60 Hz
- Sound: 54.5 / 43.5 / 38.5 / 27 / 16 dBA (5 speeds)
- Fan Speeds: 5 (Variable) with Oscillation
- Smart Control: Wi-Fi + App + Alexa/Google
- Listings: UL, CSA, ETL
Use our sizing calculator (BTU Calculator) to dial in the right capacity.
Works With (Outdoor Units)
O-ES-24-HP-C-230C-O1, MULTI4-27HP230C-O, MULTI5-36HP230C-O, MULTI6-48HP230C-O
Key Features
- Sleek wall-mount design with low profile
- Ultra-quiet operation down to 16 dBA
- R-454B low-GWP refrigerant
- Wi-Fi/app/voice control + included remote
- Sleep Mode, Auto Cool, Fan-Only
Technical Specifications
| Specification | Details |
|---|---|
| Brand / Series | MRCOOL / Olympus 4th Gen Air Handlers |
| Model | O-24-HP-WMAH-230C-O |
| GTIN / UPC | 00840255587730 / 840255587730 |
| Unit Type | Mini-Split |
| Tonnage | 2 |
| Voltage / Phase / Cycle | 208/230V / 1-Phase / 60 Hz |
| Max Fuse Breaker | 15 A |
| Min Circuit Ampacity | 3 A |
| Mount Type | Wall |
| Color | White |
| Max Coverage Area | Up to 1050 |
| Refrigerant Type | R-454B |
| Sound (dBA) | 54.5 / 43.5 / 38.5 / 27 / 16 |
| Number of Speeds | 5 (Variable) |
| Oscillation | Yes |
| Lineset Fitting Type | Flare |
| Liquid / Suction Line | 3/8" / 5/8" |
| Blower Motor Speeds (CFM) | 812.3 / 618 / 412 / 317.8 / 317.8 |
| Blower Motor RPM | 1000 / 850 / 630 |
| Filter Type | Reusable |
| Aux Heater (Incl/Avail) | No / No |
| Fan Only / Sleep / Auto Cool | Yes / Yes / Yes |
| Wi-Fi / App / iOS / Android | Yes / Yes / Yes / Yes |
| Remote Included | Yes |
| UL / CSA / ETL Listed | Yes / Yes / Yes |
| Prop 65 | Yes |
| Restricted States | GU, PR, VI |
| Net Dimensions (HxWxD) | 14.61" × 47.13" × 11.02" |
| Net / Gross Weight | 43.65 lbs / 55.56 lbs |
| Gross Dimensions (HxWxD) | 17.91" × 50.39" × 14.17" |
Warranty Information
- Limited Lifetime (see MRCOOL terms)
- 7-Year Compressor Coverage
- 5-Year Parts Warranty
Manuals & Downloads
- Olympus 4th Gen Performance Sheet
- Olympus 4th Gen Service Manual
- Olympus 4th Gen Install/User Manual
- Olympus 4th Gen Brochure
Please note: Indoor air handler must be matched with a compatible MRCOOL outdoor unit. Lineset and accessories sold separately.














































































