The MRCOOL Olympus 4th Gen MULTI4-27HP230C-O is a 27,000 BTU multi-zone heat pump condenser paired here with one 18,000 BTU and two 9,000 BTU ceiling cassette indoor air handlers, delivering independent, zone-by-zone heating and cooling in three separate rooms from a single outdoor unit.
Highlights
- Three ceiling cassette indoor air handlers (18,000 BTU + 9,000 BTU + 9,000 BTU) install flush with the ceiling for independent heating and cooling in three separate rooms
- 27,000 BTU MULTI4-27HP230C-O condenser supports up to 4 indoor units total, leaving room to add a fourth zone later
- Condenser rated up to SEER2 25 and HSPF2-4 9.5 for efficient cooling and heating performance
- Rated for reliable heating performance down to 5°F outdoor temperatures
- The 18K cassette covers up to 800 sq ft at 48 dB; each 9K cassette covers up to 400 sq ft at 42 dB
- Runs on R-454B refrigerant, a low-global-warming-potential option
Specs & Features
| Condenser Model |
MULTI4-27HP230C-O |
| Condenser Capacity |
27,000 BTU |
| Zones |
3 |
| Indoor Units |
18,000 BTU Ceiling Cassette + 9,000 BTU Ceiling Cassette x2 |
| Max Indoor Units Supported by Condenser |
Up to 4 |
| Condenser SEER2 |
Up to 25 |
| Condenser HSPF2-4 |
Up to 9.5 |
| Minimum Outdoor Operating Temperature |
5°F |
| 18K Ceiling Cassette Coverage / Noise |
Up to 800 sq ft; 48 dB |
| 9K Ceiling Cassette Coverage / Noise |
Up to 400 sq ft; 42 dB |
| Refrigerant |
R-454B |
| Warranty |
Limited lifetime on indoor units; 7-year compressor and 5-year parts coverage on the system when registered and installed by a licensed professional |
| Energy Star |
Certified |
- Ceiling cassette units install flush with the ceiling for a discreet, streamlined look in each room
- Controlled via the MRCOOL SmartHVAC app, included remote control(s), or voice commands through Amazon Alexa and Google Assistant
- Sleep mode, auto restart, and refrigerant leak detection built in
Details
Avermont Direct is an authorized MRCOOL dealer. This Olympus 4th Gen 3-zone system pairs a 27,000 BTU heat pump condenser with an 18,000 BTU ceiling cassette unit and two 9,000 BTU ceiling cassette units, giving each room independent heating and cooling control — such as a larger living area paired with two smaller bedrooms or offices. The system is covered by a limited lifetime warranty on the indoor units plus a 7-year compressor warranty and 5-year parts warranty on the condenser when registered and installed by a licensed professional, and it runs on R-454B refrigerant. Professional HVAC installation is required.
Need Help?
If you have questions about this product before you order, our team is happy to help.
Email: support@avermontdirect.com
Phone: +1 (844) 455-3695
Hours: Monday–Friday, 9AM–5PM
Live Chat: Available 24/7
