MRCOOL® Olympus Hyper Heat 18,000 BTU Ductless Mini-Split System - 230V/60Hz
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MODEL: O-HH-18-HP-230B
MRCOOL® Olympus Hyper Heat 18,000 BTU Ductless Mini-Split System – 230V | Complete Bundle (Air Handler + Condenser + Remote + Wi-Fi Module)
Powerful Cold Climate Comfort Meets Silent Precision
Engineered for year-round performance, the MRCOOL® Olympus Hyper Heat 18,000 BTU Ductless Mini-Split System delivers unmatched efficiency in both bitter winters and blazing summers. With a SEER2 rating of 21.5 and HSPF2-4 of 11.3, this Energy Star® certified system is a top-tier choice for homeowners seeking consistent, whisper-quiet comfort in spaces up to 800 sq. ft.
Designed for professional installation, this bundle includes a 1.5-ton Hyper Heat air handler and condenser, fully compatible with SmartHVAC®, Amazon Alexa, Google Assistant, and Wi-Fi control via iOS and Android. With decibel levels as low as 24 dB(A) and a Twin Rotary compressor, the Olympus Hyper Heat ensures peaceful, uninterrupted performance—season after season.
Why You’ll Love It
✅ Superior All-Season Performance – Provides reliable heating in freezing conditions with up to 13 HSPF (legacy)
✅ Energy Star Certified – Meets or exceeds strict federal energy efficiency standards
✅ Perfect for Larger Rooms – Ideal for 600–800 sq. ft. spaces such as bedrooms, offices, or small living areas
✅ Smart Climate Control – Fully Wi-Fi enabled; compatible with Alexa, Google Assistant & SmartHVAC® App
✅ Quiet Operation – Operates as low as 24 dB(A) for a calm, peaceful environment
✅ Twin Rotary Compressor – Ensures durability, efficiency, and smooth temperature control
✅ Multiple Comfort Modes – Sleep mode, quiet mode, auto-cool, and fan-only options
✅ Registered Warranty Coverage – 7-Year Compressor, 5-Year Parts, 1-Year Remote when installed by a licensed professional
What’s Included:
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Olympus Hyper Heat 18,000 BTU Air Handler – 230V
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Olympus Hyper Heat 18,000 BTU Condenser – 230V
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Smart Wi-Fi Control Module
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Wireless Remote Control
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Replaceable Air Filter
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Installation Hardware (licensed professional required)
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Product Documentation & Warranty Registration Info
Specifications
Specifications at a Glance
| Attribute | Details |
|---|---|
| Voltage | 208–230V / 1 Phase / 60 Hz |
| Cooling Capacity (BTU) | 18,000 |
| Heating Capacity (BTU) | 18,000 |
| SEER2 / HSPF2-4 / HSPF2-5 | 21.5 / 11.3 / 8.3 |
| EER2 Rating | 12.5 |
| Tonnage | 1.5 |
| Decibel Rating | 24 – 46 dB(A) |
| Compressor Type | Twin Rotary |
| Filter Type | Replaceable |
| Line Set Size | 1/4" Liquid, 1/2" Suction |
| Low Ambient Heating | Yes |
| Smart Control | Yes (Alexa, Google, App) |
| Energy Star Certified | Yes |
| AHRI Certified | Yes |
| Warranty (Registered) | 7-Year Compressor, 5-Year Parts, 1-Year Remote |
| Installation Requirement | Professional installation required |
Room Size & BTU Coverage Guide
| BTU Rating | Recommended Room Size |
|---|---|
| 9,000 | 250 – 450 sq. ft. |
| 12,000 | 400 – 600 sq. ft. |
| 18,000 | 600 – 800 sq. ft. |
| 24,000 | 800 – 1,200 sq. ft. |
💡 These ranges assume standard 8 ft. ceilings, good insulation, and average sun exposure. For rooms with high ceilings, poor insulation, or large windows, consider sizing up.
Installation
Installation & Manuals
Shipping Policy
At Cool Heat Direct, we offer free curbside delivery on all MRCOOL product orders via FedEx Ground, FedEx Freight, or trusted carriers depending on order size.
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Deliveries are made to the curbside — please arrange assistance for heavy or large items, as drivers do not carry items indoors or upstairs.
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Tracking details will be sent within 3–5 business days after placing your order.
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Freight shipments are scheduled directly by the carrier using the contact information you provide at checkout.
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Please inspect your shipment upon delivery and report any visible damage on the delivery receipt.
Shipping & Returns
Return Policy
We want you to love your purchase from Cool Heat Direct. If you need to return an item:
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Contact us within 30 days of delivery.
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Items must be unused, uninstalled, and in their original packaging.
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A 35% restocking fee applies to all approved returns.
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Accessories such as line sets, wall mounts, and couplers are non-returnable.
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Return shipping is the customer’s responsibility unless the item is damaged or defective on arrival.
To start a return, please email us at support@coolheatdirect.com with your order number and reason for return.
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