⚠️ Important Buying Notice: Component Listing Only
This is not a complete mini split system. This listing is for the Indoor Cassette Air Handler Unit (CGFH121C) only. It must be matched with compatible equipment to form an operational system. If you need a turn-key complete system, please contact customer support or view our matched system bundles.
The HVAC Mirage CGFH121C (GALAXY Series) is a high-performance 18.0 SEER2 Cassette Indoor engineered for quiet, high-efficiency heating and cooling in residential and commercial spaces.
- Cooling Capacity: 12000 BTU
- Efficiency Rating: 18.0 SEER2
- Electrical Voltage: 208/230V (60Hz Single Phase)
- Refrigerant Compliance: R-454B / Low-GWP 2026 Mandate Compliant
- Submittal Documentation: Download Factory Specs & Submittal Sheet (PDF)
Technical Performance Table
| Attribute | Specification |
|---|---|
| Model / Part SKU | CGFH121C |
| Product Family | HVAC Mirage GALAXY (MULTIZONE - ENERGY STAR NO LINE SET INCLUDED) |
| Equipment Type | Cassette Indoor |
| Cooling Capacity | 12000 BTU |
| SEER2 Efficiency | 18.0 SEER2 |
| Operating Voltage | 208/230V |
| Refrigerant Type | R-454B / Low-GWP Eco-Friendly |
| Warranty Coverage | Standard Manufacturer Limited Warranty |
Pro-Installer Field Tip
Field Note: When performing installation on HVAC Mirage GALAXY units, ensure flare fittings are torqued to factory specifications and hold a vacuum below 500 microns for 15 minutes before opening service valves. Use 14/4 AWG stranded wire between indoor and outdoor sections to prevent communication codes.
Technical Documents & Downloads
- ? Technical Submittal Sheet (PDF): Download Submittal PDF
- ? Installation & Owner Manual (PDF): Download Manual PDF
- ?️ Factory Warranty Statement (PDF): Download Warranty PDF
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Smooth Installation & Fast Shipping
Arrived well packaged on a pallet. All components were clearly labeled. System started up immediately upon vacuum leak test and charge release.
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Great Value Direct from Manufacturer
Compared this model to higher priced brands and could not be happier. Clean aesthetic, high SEER2 efficiency, and clear submittal sheets. Fast order processing.
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Outstanding Heating Capacity in Cold Weather
We bought this unit for supplemental heating in our garage workspace. It ran flawlessly all winter through sub-zero temperatures. Great build quality and technical documentation.
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Extremely Quiet & Efficient Heat Pump
Installed this system in my home office. It is whisper quiet inside and cools the room down in under 5 minutes. Shipping from Mini Split Systems Direct was fast with liftgate delivery included.
