MULTI3-18HP230C-O
NON DIY - Licensed HVAC Installation
Description
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 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 convenience, with control options that include the MRCOOL SmartHVAC app, traditional remotes, or 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 compressor warranty and 5-year parts warranty (with professional installation), the MRCOOL® Olympus MULTI3-18HP230C-O is a reliable and energy-efficient choice for customized, zone-specific heating and cooling.
Find the Brochure HERE
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Key Specs
WORKS WITH: O-09-HP-WMAH-230C-O, DUCT-09HP-230B-O, CASSETTE09HP-230C-O, O-12-HP-WMAH-230C-O, DUCT-09HP-230B-O, CASSETTE12HP-230C-O
FEATURE LIST: Installation by a licensed professional required where applicable; 7-Year Compressor, 5-Year Parts warranty when registered and installed by a licensed professional; R-454B environmentally friendly refrigerant; Energy Star Certified
SEER2: Up to 25.1
EER2: Up to 14
HSPF2-4: 9.8
HSPF2-5: 7.8
TONNAGE: 1.5
COOLING CAPACITY (BTU): 18000
HEATING CAPACITY (BTU): 19000
VOLTAGE (V): 230
MAX FUSE BREAKER (A): 20
MIN CIRCUIT AMPACITY (A): 16
COLOR: White
MAX COVERAGE AREA: Up to 750
ZONE CAPACITY: 3
REFRIGERANT TYPE: R-454B
DECIBEL RATING (DBA): 59.5
INVERTER: DC
LINESET FITTING TYPE: Flare
LIQUID LINE SIZE: 3 x 1/4
SUCTION LINE SIZE: 3 x 3/8
COMPRESSOR MOTOR TYPE: Twin-Rotary
CONDENSER FAN MOTOR RPM: 750/600/500
METERING DEVICE: EXV + Capillary
BASE WARRANTY: 5-Year Parts / 7-Year Compressor
BASE PARTS WARRANTY: 5-Year
BASE COMPRESSOR WARRANTY: 7-Year
BASE REMOTE WARRANTY: 5 Year
NET DEPTH (IN): 13.46
NET HEIGHT (IN): 26.5
NET WIDTH (IN): 35.04
NET WEIGHT (LBS): 100.53
GROSS DEPTH (IN): 17.24
GROSS HEIGHT (IN): 29.53
GROSS WIDTH (IN): 40.55
GROSS WEIGHT (LBS): 109.35
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Compatibility
Olympus 9k 4th Gen Hyper Heat Air Handler - 230v
Olympus 9k 4th Gen Ducted Mini Split Air Handler - 230v
Olympus 9k 4th Gen Ductless Ceiling Cassette - 230v
Olympus 12k 4th Gen Hyper Heat Air Handler - 230v
Olympus 9k 4th Gen Ducted Mini Split Air Handler - 230v
Olympus 12k 4th Gen Ductless Ceiling Cassette - 230v
MMCFOA Care Kit - Foaming Cleanser Only
MB176 - Condenser Wall Mounting Kit - 9k to 18k
Disclaimer:
The compatibility information provided in this article is specific to units within the same series. While additional compatibility with other series and units may exist, it is not detailed here. For further assistance or confirmation of compatibility with other systems, please contact MRCOOL support.
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Warranty
The MRCOOL warranty provides comprehensive coverage for your unit when installed by a licensed professional.
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Quick Links
- Warranty Registration
- Warranty
- Rebate Center
- Install & Owners Manual
- Service Manual
- Document de garantie en français
- AHRI
- Energy Guide Cert
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📞 (270) 366-0457
📧 support@mrcool.com
📝 Submit a support ticket
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