MRCOOL
MRCOOL Olympus 18,000 BTU Mini-Split Condenser - 230V/60Hz
MULTI3-18HP230C-O
18,000 BTU · up to 3 zones · 25.1 SEER2 · 208/230V · R-454B
Part of Olympus 4th Gen – Multi-Zone Condensers
- Cooling capacity
- 18,000 BTU1.5 tons
- Zones
- Up to 3
- Efficiency
- 25.1 SEER29.8 HSPF2
- Power
- 208/230V20A breaker
- Refrigerant
- R-454B
$1,473.00 each
Not sure about the size? Use the BTU sizing calculator, or call us and we'll size it with you. Professional installation by a licensed HVAC contractor is required for the manufacturer warranty.
Build a multi-zone system with this condenser →
Distributor pricing and stock: call 678-467-5515 or email sales@discountkings.net.
About this product
The MRCOOL® Olympus MULTI3-18HP230C-O is a high-performance 18,000 BTU multi-zone heat pump condenser designed to power up to three indoor units simultaneously. Perfect for homeowners looking to efficiently manage temperatures in multiple spaces, this ductless system offers individualized climate control for each connected zone, making it a flexible solution for modern living environments. Built with advanced inverter technology, the unit delivers impressive efficiency, with SEER2 ratings up to 25.1 and HSPF2-4 up to 10. It performs reliably in diverse conditions, operating in outdoor temperatures as low as 5°F, ensuring comfort in both summer and winter months. This model is compatible with various MRCOOL indoor units, including wall-mounted, ceiling cassette, and concealed duct options, giving users the freedom to tailor the system to their home’s layout and aesthetics. Smart features elevate user convenience, with control options that include the MRCOOL SmartHVAC app, traditional remotes, or even voice commands via Amazon Alexa and Google Assistant. Additional functions such as sleep mode, auto restart, and refrigerant leak detection contribute to enhanced safety and comfort. Backed by a 7-year warranty on the compressor and 5 years on parts (with professional installation), the MRCOOL®Olympus MULTI3-18HP230C-O is a reliable and energy-efficient choice for those seeking customized, zone-specific heating and cooling.
Documents & manuals
Specifications
| Type | Condenser (outdoor unit) — heat pump (heats & cools) |
|---|---|
| Series | Olympus 4th Gen |
| Cooling capacity | 18,000 BTU |
| Heating capacity | 19,000 BTU |
| Nominal size | 1.5 tons |
| Zones | Up to 3 |
| SEER2 | 25.1 |
| EER2 | 14 |
| HSPF2 | 9.8 |
| Sound level | 59.5 dBA |
| Voltage | 208/230V |
|---|---|
| Phase | 1-phase |
| Min. circuit ampacity (MCA) | 16 A |
| Max. breaker (MOP) | 20 A |
| Inverter compressor | Yes |
| Refrigerant | R-454B |
|---|---|
| Factory charge | 61.73 oz |
| Max. line length | 196.8 ft |
| Liquid line | 3 x 1/4" |
| Suction line | 3 x 3/8" |
| Dimensions (in) | 35.04 W × 13.46 D × 26.5 H |
|---|---|
| Weight | 100.53 lb |
| Shipping weight | 109.35 lb |
| Color | White |
| ENERGY STAR | Yes |
|---|---|
| AHRI certified | Yes |
| Safety listing | UL, ETL |
| Compressor warranty | 7 years |
| Parts warranty | 5 years |
| UPC | 840255587785 |
