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Description
This MRCOOL Olympus 4th Gen 2-zone system pairs an 18,000 BTU heat pump condenser (MULTI3-18HP230C-O) with 12K and 9K ceiling cassettes that install flush with the ceiling, giving two rooms their own heating and cooling.
Highlights
- Inverter condenser rated up to 25.1 SEER2 and up to 10 HSPF2-4.
- Operates in outdoor temperatures as low as 5°F.
- Ceiling cassettes sit flush in the ceiling for a clean look.
- Quiet indoor fans: 42 dB on the 9K cassette and 46 dB on the 12K cassette.
- Control by SmartHVAC app, remote, or voice through Amazon Alexa and Google Assistant.
Details
Avermont Direct is an authorized MRCOOL dealer. The condenser carries a 7-year compressor warranty and a 5-year parts warranty when registered and installed by a licensed professional. It is a fit for homes that need separate temperature control in two rooms from one outdoor unit.
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
| Configuration | 2-zone ductless heat pump (heating and cooling) |
| Condenser | MULTI3-18HP230C-O, 18,000 BTU |
| Indoor Units | 12K + 9K BTU ceiling cassettes |
| Coverage per Cassette | 12K: up to 550 sq. ft.; 9K: up to 400 sq. ft. |
| Indoor Sound Level | 12K: 46 dB; 9K: 42 dB |
| SEER2 | Up to 25.1 |
| HSPF2-4 | Up to 10 |
| Minimum Outdoor Operating Temperature | 5°F |
| Refrigerant | R-454B |
| Certification | Energy Star certified |
| Warranty | 7-year compressor, 5-year parts when registered and professionally installed |
- Professional installation by a licensed technician required where applicable
- Sleep mode, auto restart and refrigerant leak detection
- Energy Star certified condenser
Shipping
- Orders of $200 or more ship free within the contiguous United States. Orders under $200 ship for a flat $9.99.
- In-stock items (shown as “In Stock” on the product page) ordered before 1:00 PM Pacific Time on a business day typically ship within 1–3 business days. Delivery usually takes 3–7 business days after shipping.
- Backorder, Partial Backorder and Custom Order items are not covered by the 1–3 business day processing time. Their estimated restock or ship time is shown in the stock status on the product page before you order.
- Large items ship by freight and are typically delivered curbside. Smaller items ship by ground carrier such as FedEx or UPS.
- We ship to the 48 contiguous states. We do not ship to Alaska, Hawaii or P.O. boxes.
- Please inspect your delivery on arrival and report any concealed damage or missing parts within 24 hours.
Returns
- Returns can be requested within 30 days of delivery. Items must be unused, uninstalled, in new resalable condition and in their original packaging, including the pallet if delivered on one.
- Approved returns are subject to a 15% restocking fee, and return shipping costs are the customer’s responsibility unless the return is the result of our error.
- Installed or used products, custom and made-to-order items, clearance or final-sale items, and replacement parts and accessories are not eligible for return.
Full Shipping Policy Full Return Policy Questions? +1 (844) 455-3695





