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Olympus 4th Generation Series
MRCOOL Olympus 48,000 BTU 4th Gen Multi-Zone Heat Pump Condenser | MULTI6-48HP230C-O
$3,711.00
In StockShips in 1-2 business days
High efficiency. Quiet performance. Easy installation.
A smart, reliable choice for year-round comfort.
Best for 36K room setups:
- Open floor plans
- Large garages
- Light commercial
- Multi-room areas
- 36,000 BTU
- Cooling
- 36,000 BTU
- Heating
- See specs
- Quiet Inside
- High
- High Efficiency
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Brand Information
MrCool
- Support Number
- (270)366-0457
- Official Site
- MrCool Official Site
Product Overview Full product description Read the longer product copy, features, and application notes. +
MRCOOL — Air Conditioner
MRCOOL Olympus 48,000 BTU 4th Gen Multi-Zone Heat Pump Condenser | MULTI6-48HP230C-O
MRCOOL Olympus 48,000 BTU 4th Gen Multi-Zone Heat Pump Condenser | MULTI6-48HP230C-O
Summary
The MRCOOL® Olympus 48,000 BTU multi-zone heat pump condenser is a heating and cooling powerhouse engineered to handle up to six indoor units at once. Ideal for larger homes or spaces with diverse climate needs, this ductless solution offers precise, room-by-room comfort without the complexity of traditional HVAC systems. At the heart of its performance is advanced inverter technology, which maximizes energy efficiency with SEER2 ratings as high as 24 and HSPF2-4 ratings up to 10.3. Whether it's sweltering heat or freezing cold, this unit remains dependable—capable of operating in outdoor temperatures as low as 5°F. Flexible compatibility with MRCOOL indoor unit styles—including sleek wall mounts, ceiling cassettes, and concealed duct models—ensures seamless integration with your home's design. Ease of use is built into the experience. Control your climate with the intuitive MRCOOL SmartHVAC app, traditional remotes, or hands-free commands via Amazon Alexa and Google Assistant. Features such as sleep mode, auto restart, and refrigerant leak detection are designed to keep your system running smoothly, safely, and efficiently. With a 7-year compressor warranty and a 5-year parts warranty (when professionally installed), the Olympus MULTI6-48HP230C-O delivers high-capacity performance, intelligent control, and year-round reliability—perfect for those who need complete climate flexibility throughout a larger living space.
Important
Installation by a licensed professional required where applicable. Register your product to activate warranty coverage. This condenser contains R-454B refrigerant, which is classified as an A2L refrigerant. Installation must comply with all applicable safety standards and local codes. Failure to comply with these requirements may result in safety hazards and could void the warranty.
Key Features
- 47,000 BTU cooling capacity (4 Ton)
- Up to 24 SEER2 efficiency rating
- Up to 12.5 EER2 efficiency rating
- Multi-zone capacity (supports up to 6 indoor units)
- Advanced DC inverter technology
- Quiet operation for capacity (63 dBA)
- Pre-charged with R-454B refrigerant
- Smart control compatible (MRCOOL App, Alexa, Google Assistant)
- Energy Star Certified
- Operates in heating mode down to 5°F outdoor temperature
- Extended 262.4 ft maximum total line set length
Complete Technical Specifications
| Brand | MRCOOL |
| Series | Olympus 4th Gen Multi-Zone Condensers |
| Model | MULTI6-48HP230C-O |
| UPC | 840255587815 |
| GTIN | 00840255587815 |
| Unit Type | Mini-Split Heat Pump Condenser |
| Certifications | UL Listed, CSA Listed, ETL Listed, AHRI Certified, Energy Star Certified |
| Cooling Capacity | 47,000 BTU (4 Ton) |
| Heating Capacity | 48,000 BTU |
| Efficiency Ratings | Up to 24 SEER2, Up to 12.5 EER2 |
| Heating Efficiency | Up to 10.3 HSPF2-4, Up to 8 HSPF2-5 |
| Refrigerant | R-454B (148.15 oz) |
| Electrical | 208/230V 1 Phase 60 Hz |
| Min Circuit Ampacity | 34A |
| Max Fuse Breaker | 40A |
| Compressor Type | Rotary |
| Condenser Fan Motor | DC, 800/700/650 RPM |
| Sound Rating | 63 dBA |
| Min Ambient Heating | 5°F |
| Max Total Lineset Length | 262.4 ft |
| Liquid Line Size | 6 x 1/4" |
| Suction Line Size | 4 x 3/8" + 2 x 1/2" |
| Line Set Connection | Flare |
| Net Dimensions (HxWxD) | 52.48" x 37.48" x 16.34" |
| Net Weight | 222 lbs |
| Shipping Dimensions | 58.27" x 43.11" x 19.49" |
| Shipping Weight | 254.19 lbs |
Performance Features
| Compatible Equipment | Various MRCOOL Olympus indoor units (Wall-mounted, Ceiling Cassette, Concealed Duct) |
| Compressor Technology | Advanced DC Inverter with Rotary compressor |
| Refrigerant | Eco-friendly R-454B with lower global warming potential |
| Noise Reduction | Quiet operation for capacity (63 dBA) |
| Smart Features | MRCOOL SmartHVAC App, Amazon Alexa, Google Assistant compatibility |
| Zone Capacity | Supports up to 6 individual indoor zones |
| Extended Installation | Supports up to 262.4 ft total line set length for flexible placement |
| Max Coverage Area | Up to 2,000 sq ft |
Warranty Information
- Registered Warranty (with professional installation): 5 years parts, 7 years compressor
- Base Warranty: 5 years parts, 7 years compressor
- Professional installation and registration required for full warranty coverage
Manuals & Certifications
Safety Information
PROPOSITION 65 WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Advanced Technology
The MRCOOL Olympus 4th Gen Multi-Zone Condenser features advanced DC inverter technology with a rotary compressor engineered for maximum efficiency and high-capacity operation in larger residential applications. The system delivers exceptional energy performance with SEER2 ratings up to 24 and impressive HSPF2 ratings up to 10.3, providing both efficient cooling and robust heating capabilities for extensive living spaces. Smart control options including the MRCOOL SmartHVAC app and voice command compatibility with Amazon Alexa and Google Assistant offer sophisticated temperature management across multiple zones. With its industry-leading multi-zone capability supporting up to six indoor units, this system provides comprehensive customized comfort solutions for entire homes or large residential applications requiring extensive climate control.
Installation Advantages
This high-capacity multi-zone heat pump condenser streamlines complex installations with its pre-charged R-454B refrigerant system and flare connection fittings. The unit supports extended total line set lengths up to 262.4 feet, providing exceptional flexibility for comprehensive multi-zone installations across large properties. The tall cabinet design accommodates the powerful 4-ton capacity while maintaining the sophisticated technology within a space-efficient footprint. The system is engineered to work with various MRCOOL Olympus indoor units including wall-mounted, ceiling cassette, and concealed duct options for complete system compatibility. With its high efficiency ratings, powerful 48,000 BTU heating capacity, and ability to operate in temperatures as low as 5°F, this multi-zone condenser is the ultimate solution for homeowners seeking comprehensive zoned comfort with modern smart features across entire homes and large living spaces.
Specs & Documents Product details Open technical specs, manuals, videos, and product documents. +
Product FAQs
Product FAQs
Helpful answers matched to this product, brand, specs, and configuration.Where should I purchase MRCOOL equipment?
MRCOOL products are sold through authorized retailers and distributors rather than directly by MRCOOL to consumers. Purchasing through an authorized seller helps confirm that the equipment is genuine and that the correct purchase records are available for product and warranty support.
Can MRCOOL components from different series, generations, or refrigerant platforms be mixed?
Do not assume that MRCOOL indoor units, outdoor units, line sets, controls, or accessories are interchangeable. Use only manufacturer-approved combinations for the exact model family; in particular, MRCOOL states that R-410A products are not compatible with R-454B products and the refrigerants must never be mixed.
What makes an eligible MRCOOL DIY system different from a conventional mini-split?
Eligible MRCOOL DIY systems are designed around installation-friendly components such as factory-precharged line sets and compatible connection hardware. The included components vary by generation and package, and electrical work, permits, clearances, and local code requirements still need to be followed.
Does MRCOOL send technicians to a home or jobsite?
MRCOOL does not dispatch field technicians. Its in-house team provides phone and email assistance for diagnosis, troubleshooting, and product guidance, while the owner arranges and pays for any local on-site technician unless a specific written warranty program states otherwise.
Why do I need the exact MRCOOL model and serial number?
The model and serial number identify the exact equipment, generation, capacity, and applicable documentation or warranty. Use the identification labels on the equipment and MRCOOL’s registration guidance rather than relying only on a product title or general series name.
Are all MRCOOL systems designed for do-it-yourself installation?
No. Only product families specifically identified by MRCOOL as DIY-capable should be treated as do-it-yourself systems. Other lines, including the Advantage Series, require professional HVAC installation, so always follow the installation requirements for the exact model.
Where can I find MRCOOL manuals, specifications, certifications, and installation documents?
MRCOOL maintains a documentation library and a product support center with model-specific installation manuals, owner manuals, technical documents, certifications, warranty information, and troubleshooting resources. Search using the exact model number because documents can differ by series, generation, capacity, and refrigerant.
What types of products does MRCOOL offer?
MRCOOL offers a broad range of comfort products, including ductless mini-splits, central ducted split systems, packaged heat pumps, geothermal systems, water heaters, fans, thermostats, line sets, and HVAC accessories. Available capacities, refrigerants, efficiencies, and features depend on the exact product family and model.
When should an MRCOOL system be registered?
Register the system as soon as possible after purchase and installation. Several MRCOOL residential warranty programs require registration within 60 days of installation, or within 60 days of purchase when the installation date cannot be verified, but the exact requirement is controlled by the warranty document for the specific product.
Where can I purchase replacement parts for an MRCOOL system?
MRCOOL recommends starting with the original place of purchase because many dealers can special-order replacement parts. If that is not available, use an authorized MRCOOL parts distributor and confirm compatibility with the exact model and serial number before ordering.
How can I contact MRCOOL customer or technical support?
MRCOOL provides support by phone at (270) 366-0457, by email at support@mrcool.com, and through its online support-request form. Have the exact model and serial number available so the support team can identify the correct product documentation and next steps.
Can MRCOOL support work with my local HVAC technician?
Yes. If a local technician is scheduled, MRCOOL’s in-house support team can help coordinate troubleshooting and product guidance with that technician. The technician should have the model, serial number, system configuration, measurements, error codes, and a clear description of the issue available.
Where can I find MRCOOL troubleshooting and error-code information?
MRCOOL’s support center provides separate technical-support sections for ductless systems, residential ducted systems, product-specific error codes, wiring guidance, installation procedures, and troubleshooting articles. Use the exact series and model because codes and procedures are not universal across all MRCOOL equipment.
How do I register an MRCOOL product for warranty coverage?
Register the product through MRCOOL’s online warranty-registration page. Be prepared to provide the serial number along with purchase, owner, installation-location, and installer information requested by the registration form.
Does every MRCOOL product have the same warranty?
No. MRCOOL publishes separate warranty terms for different product families, generations, and applications. For example, the current DIY 5th Generation warranty lists 5-year parts and 7-year compressor coverage, but that coverage should not be assumed for another MRCOOL series; always check the exact product warranty document.