Quick answers to questions about ordering, compatibility, and installation.
The MRCOOL® Olympus E Star Series delivers top-tier performance, efficiency and durability. The Olympus E Star 9,000 BTU (¾ Ton) Heat Pump Condenser is designed for smaller zones — ideal for rooms up to ~400 sq ft — while offering Energy Star certified efficiency, inverter technology, and premium build quality.
Important: This condenser is for professional installation only — it is not pre-charged. A licensed HVAC technician must handle nitrogen evacuation, vacuuming and refrigerant charge release to ensure optimal performance and cover the warranty.
| Model | Capacity | Voltage / Hz | Coverage* | Refrigerant† | Sound Level | Efficiency Rating‡ | Warranty |
|---|---|---|---|---|---|---|---|
| O-ES-09-HP-C-230C-O1 | 9,000 BTU (¾ Ton) | 230 V / 60 Hz | Up to ~400 sq ft* | R-454B (or R-410A region dependent)† | ≈ 52-55 dB outdoor‡ | SEER2 ≈ 23-28; EER2 ≈ 14-15; HSPF2-4 ≈ 10-12 ‡ | 7-Year Compressor / 5-Year Parts (pro install) & Limited Lifetime § |
*Coverage depends on insulation, climate, layout. †Check regional specs. ‡Based on published data. §Registered warranty terms apply.
This model is part of the Olympus E Star professional series. Installation must be performed by a licensed HVAC technician who will: perform nitrogen pressure testing, vacuum the refrigerant lines, match indoor air handler(s), size correctly, and charge the system per manufacturer instructions. Failure to follow installation guidelines may void warranty coverage.
Combine multiple compatible indoor units for custom multi-zone comfort if desired.
Buy with confidence from MRCOOLDIYDirect.com — the USA’s most trusted MRCOOL® dealer. Enjoy fast nationwide shipping, factory-authorized Olympus E Star components, and expert support from HVAC professionals.
SKU: O-ES-09-HP-C-230C-O1
Series: Olympus E Star (Best Tier) – Heat Pump Condenser
Type: Mini Split Heat Pump Condenser (Outdoor Unit)
BTU: 9,000 (¾ Ton)
Refrigerant: R-454B or region variant†
Warranty: 7-Year Compressor / 5-Year Parts (when installed professionally) & Limited Lifetime
Availability: Ships Nationwide from MRCOOLDIYDirect.com
Popular keywords: MRCOOL Olympus E Star 9K heat pump condenser, O-ES-09-HP-C-230C-O1, ¾ Ton mini split outdoor unit, Energy Star heat pump, R-454B mini split condenser, professional install required, MRCOOL dealer USA.
Quick answers to questions about ordering, compatibility, and installation.
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.
Product pages include specifications and compatibility details. If you’re unsure, our team can help verify fit before you order.
Absolutely. We work with licensed HVAC contractors, installers, and professionals nationwide.
Some HVAC equipment must be installed by a licensed professional to meet code requirements or warranty terms. Always review manufacturer guidelines.
Yes. Our support team can assist with product selection based on your application, space, and installation needs.
Manufacturer installation guides and documentation are included or available upon request for most products.
Most HVAC equipment includes a manufacturer warranty when installed according to guidelines. Warranty terms vary by brand and product.
Yes. We ship HVAC systems and parts throughout the continental United States using trusted freight and parcel carriers.
Larger HVAC equipment ships via freight and should be inspected upon delivery. Delivery details are provided during checkout.
Get help with ordering, compatibility, or installation questions.
Last seen items
Authorized Service Center for the following Brands: Daikin - Goodman - MRCOOL - GWIN - Amana - Costway