MRCOOL Olympus 4th Gen 24,000 BTU R-454B Wall Mount Air Handler 208/230V O-24-HP-WMAH-230C-O
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Stay comfortable all year long with the MRCOOL® OLYMPUS ESTAR® 24k Series air handler, a reliable solution for both heating and cooling. Designed to efficiently serve areas up to 1050 square feet, it’s an excellent fit for large rooms, offices, garages, and more. Its compact design also makes for an easy, straightforward installation.
With built-in Wi-Fi capabilities and the MRCOOL® Smart HVAC app, you can control the system from your smartphone or tablet—anytime, anywhere. Prefer a hands-on approach? Use the included remote control for quick and simple access to your comfort settings.
Built for high efficiency, the unit features a SEER2 rating of 23, EER2 of 14, and HSPF2-4 rating of 11.7, helping you save on energy costs without compromising performance. Multiple indoor fan speed options and whisper-quiet operation at just 51.5 dB ensure a peaceful and customized climate experience.
The system now uses R-454B refrigerant, an environmentally friendly choice that supports greener living while delivering the performance you expect.
You’ll also enjoy versatile control options, including compatibility with Amazon Alexa and Google Assistant for voice-activated comfort, in addition to app and remote access.
Backed by an industry-leading warranty, including a 7-year compressor coverage and 5-year parts protection, the MRCOOL® OLYMPUS ESTAR® 24k Series air handler offers advanced technology, dependable performance, and year-round climate control you can count on.
Technical Specifications
| Tonnage | 2 Ton |
| Cooling Capacity | 24,000 BTU |
| SEER2 | 23 |
| EER2 | 14 |
| HSPF2-4 | 11.7 |
| Voltage | 208/230V |
| Phase | 1 |
| Frequency | 60 Hz |
| Max Fuse/Breaker | 15A |
| Min Circuit Ampacity | 3A |
| Refrigerant Type | R-454B |
| Sound Level (dBA) | 54.5 / 43.5 / 38.5 / 27 / 16 |
| Blower Motor Speeds (RPM) | 812.3 / 618 / 412 / 317.8 / 317.8 |
| Filter Type | Reusable |
| Max Coverage Area | Up to 1,050 sq. ft. |
| Color | White |
| Net Dimensions (D × H × W) | 11.02 × 14.61 × 47.13 in |
| Net Weight | 43.65 lbs |
| Gross Dimensions (D × H × W) | 14.17 × 17.91 × 50.39 in |
| Gross Weight | 55.56 lbs |
Certifications
- UL Listed
- ETL Listed
- CSA Listed
Warranty
- 5-Year Parts Warranty
- 7-Year Compressor Warranty
Product Documentation
- MRCOOL Olympus 4th Gen Air Handler Installation Manual (PDF)
- MRCOOL Olympus 4th Gen Air Handler Warranty Document (PDF)
- MRCOOL Olympus 4th Gen Air Handler Brochure (PDF)
- MRCOOL Olympus 4th Gen Air Handler Performance Specification Sheet (PDF)
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.