ā ļø Important Buying Notice: Component Listing Only
This is not a complete mini split system. This listing is for the Component (IWFB121D) 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 IWFB121D (WINTEK Series) is a high-performance 18 SEER2 Air Handler engineered for quiet, high-efficiency heating and cooling in residential and commercial spaces.
- Cooling Capacity: 12000 BTU
- Efficiency Rating: 18 SEER2
- Electrical Voltage: 220V (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 | IWFB121D |
| Product Family | HVAC Mirage WINTEK (SINGLE ZONES - R32) |
| Equipment Type | Air Handler |
| Cooling Capacity | 12000 BTU |
| SEER2 Efficiency | 18 SEER2 |
| Operating Voltage | 220V |
| 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 WINTEK 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
- ?ļø Factory Warranty Statement (PDF): Download Warranty PDF
📄 Official Engineering Documents & Downloads
Technical Specifications: IWFB121D
| Manufacturer / Brand | HVAC Mirage |
| Series Family | HVAC Mirage Series |
| Product Type | Indoor Air Handler Unit |
| Cooling Capacity (BTU / Tonnage) | 12,000 BTU (1.0 Ton) |
| Efficiency Rating (SEER2) | 18 SEER2 |
| Electrical Power Supply | 220V (208-230V / 60Hz 1Ph) |
| Refrigerant Classification | R-32 (Factory Direct Pre-Charged) |
| Copper Line Set Connections | 3/8" Liquid x 7/8" Suction |
| Factory Parts & Compressor Warranty | 7-Year Compressor / 5-Year Parts Limited Warranty |
4 Reviews Hide Reviews Show Reviews
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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.
