Skip to Product Info
    Sale!

    MRCOOL Olympus 18,000 BTU 1.5 Ton Mini Split Condenser 230V/60Hz, MULTI3-18HP230C-O

    20% Off
    Sale Price $1,488.00 Regular Price $1,860.00
    Payment & Security

    Your payment is secure. We don’t store or see your card details.

    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Visa
    Pairs well with

    MRCOOL® Olympus 18,000 BTU (1.5 Ton) Multi-Zone Mini Split Heat Pump Condenser 230 V/60 Hz | MULTI3-18HP230C-O

    The MRCOOL® Olympus Series is built for premium performance and multi-zone comfort. The Olympus 18,000 BTU (1.5 Ton) Multi-Zone Heat Pump Condenser powers up to three indoor air handlers for complete customized temperature control in multiple spaces. With inverter technology, energy-efficient operation, and the latest R-454B refrigerant, this system delivers reliable year-round comfort in a compact, quiet, and eco-friendly package.

    Important: Olympus condensers are not pre-charged for DIY use. They require professional HVAC installation including nitrogen evacuation, vacuuming, and pressure testing to ensure peak performance and warranty coverage.


    Compact Multi-Zone Comfort

    • Multi-Zone Power: Supports up to three indoor units—ideal for zoning bedrooms, living rooms, and offices independently.
    • High-Efficiency Inverter: Variable-speed compressor maximizes comfort while minimizing energy costs.
    • Eco-Friendly Refrigerant: Uses new-generation R-454B refrigerant with a lower global warming potential than R-410A.
    • Smart Control Ready: Compatible with the MRCOOL® SmartHVAC™ App for Wi-Fi management and voice control through Alexa or Google Assistant.
    • All-Weather Operation: Delivers dependable heating and cooling even in extreme temperatures.
    • Quiet Outdoor Performance: Precision-balanced fan and compressor reduce vibration and noise for peaceful comfort.
    • Warranty Protection: Backed by 7-Year Compressor / 5-Year Parts warranty when installed professionally.

    Technical Specifications

    Model BTU / Ton Voltage / Hz Zones Coverage Area* Refrigerant Efficiency Warranty
    MULTI3-18HP230C-O 18,000 BTU (1.5 Ton) 230 V / 60 Hz Up to 3 Zones ~750–900 sq ft* R-454B Inverter Compressor | High-Efficiency Operation 7 Year Compressor / 5 Year Parts

    *Coverage varies by climate, insulation, and building layout.


    Professional Installation Required

    The Olympus multi-zone condenser is intended for licensed HVAC installation. A professional installer must perform nitrogen leak testing, vacuum the lines, and connect the indoor air handlers. Proper installation ensures full performance, efficiency, and warranty protection.

    Reminder: Olympus = Best-Tier Performance + Professional Installation Required.

    Compatible Indoor Units

    • Olympus Wall-Mounted Air Handlers (9K – 24K)
    • Olympus Ceiling Cassette Air Handlers (9K – 24K)
    • Olympus Ducted Air Handlers (9K – 36K)

    Total combined BTU of connected indoor units must not exceed 18,000.


    Nationwide Shipping & Trusted Dealer Support

    Order your MRCOOL® Olympus 18K Multi-Zone Condenser from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer — for fast nationwide shipping, factory-authorized products, and expert HVAC support.


    SKU: MULTI3-18HP230C-O
    Series: Olympus – Best Tier Multi-Zone
    Type: Mini Split Heat Pump Condenser (Outdoor Unit)
    BTU: 18,000 (1.5 Ton)
    Zones: Up to 3 Indoor Units
    Refrigerant: R-454B
    Warranty: 7 Year Compressor / 5 Year Parts
    Availability: Ships Nationwide from MRCOOLDIYDirect.com

    Popular keywords: MRCOOL Olympus 18K multi-zone condenser, MULTI3-18HP230C-O, 1.5 ton mini split outdoor unit, 3 zone inverter heat pump, R-454B refrigerant condenser, professional installation required, MRCOOL dealer USA, nationwide shipping MRCOOLDIYDirect.

    Product Specifications
    Oops, no results found~
    Service & Support

    Manufacturer Warranty

    This product is covered by the manufacturer’s warranty against defects in materials and workmanship when installed and used according to the manufacturer’s guidelines. Warranty terms and coverage periods vary by manufacturer and product type. Please refer to the official product documentation or contact our team if you need help verifying warranty details.

    Technical Support

    Freedom HVAC Supply is staffed by people who actually understand HVAC systems. If you need help confirming compatibility, selecting the correct replacement part, or understanding installation requirements, our team is available to assist before and after your purchase.

    Product Documentation

    Installation manuals, specification sheets, wiring diagrams, and other technical documentation are available whenever possible. These resources help ensure proper installation, system compatibility, and safe operation of your equipment.

    Parts Compatibility & Cross-Reference

    Many HVAC parts replace or supersede older manufacturer part numbers. We provide replacement part numbers and compatible model information on product pages to help technicians and homeowners verify the correct component before ordering.

    Replacement Parts & Accessories

    Freedom HVAC Supply carries genuine replacement components and compatible accessories to keep HVAC systems running reliably. From control boards and motors to sensors, line sets, and installation accessories, we supply the parts professionals depend on.

    Customer Support

    If you have questions about product compatibility, warranty coverage, or installation considerations, our support team is ready to help. Our goal is to make sure you get the right part the first time so your system can get back up and running quickly.

    FAQs About Our HVAC Products

    Quick answers to questions about ordering, compatibility, and installation.

    Ordering & Compatibility

    1. Do you sell HVAC equipment to homeowners and DIY installers?

    Yes. Freedom HVAC Supply sells HVAC equipment and parts to contractors, property owners, and qualified DIY installers. Some products may require professional installation based on local codes.

    2. How do I know if this HVAC product is compatible with my system?

    Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.

    3. Can HVAC contractors purchase from Freedom HVAC Supply?

    Absolutely. We work with licensed HVAC contractors, installers, and professionals nationwide.

    Installation & Support

    1. Do HVAC systems require professional installation?

    Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.

    2. Can you help me choose the right HVAC system or part?

    Yes. Our support team can assist with product selection based on your application, space, and installation needs.

    3. Do you provide installation manuals or documentation?

    Manufacturer installation guides and documentation are included or available upon request for most products.

    Warranty & Shipping

    1. Do HVAC products include a manufacturer warranty?

    Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.

    2. Do you ship HVAC equipment nationwide?

    Yes. We ship HVAC systems and parts throughout the continental United States using trusted freight and parcel carriers.

    3. What should I know about freight delivery for HVAC equipment?

    Larger HVAC equipment ships via freight and should be inspected upon delivery. Delivery details are provided during checkout.

    Need HVAC Help?

    Get help with ordering, compatibility, or installation questions.

    Recently viewed

    Last seen items