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 3 indoor units simultaneously. It is ideal for managing temperatures across multiple rooms with independent zone control.
Built with advanced inverter technology, the unit delivers strong efficiency with SEER2 up to 25.1 and HSPF2 4 up to 10. It operates reliably in outdoor temperatures as low as 5°F, supporting consistent comfort in both heating and cooling conditions.
This model is compatible with wall mounted, ceiling cassette, and concealed duct indoor units, allowing flexible system design based on layout and installation needs.
Smart functionality includes the MRCOOL SmartHVAC app, remote control access, and voice control compatibility with Amazon Alexa and Google Assistant. Additional features such as sleep mode, auto restart, and refrigerant leak detection enhance system usability and protection.
Backed by a 7 year compressor warranty and 5 year parts warranty when professionally installed, the MRCOOL Olympus MULTI3 18HP230C O delivers efficient, reliable, and customizable multi zone performance.
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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