MRCOOL DIY 5th Gen Hyper Heat 12K BTU 230V Single Zone Condenser w/ 25ft Install Kit DIYHH-12-HP-C-230D25-O
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The MRCOOL® DIY® 12K BTU 208/230V Hyper Heat 23.5 SEER Ductless Heat Pump Single Zone Mini Split Condenser delivers powerful, high-efficiency climate control with simple do-it-yourself installation—no special tools or prior experience required. Designed to heat and cool spaces up to 550 square feet, this Hyper Heat condenser operates efficiently in extreme cold down to -22°F, making it ideal for all-season performance in cold climates. The included 25-foot QuickConnect® line set is pre-charged with R-454B refrigerant, eliminating the need for vacuuming and simplifying installation. The included DIYPro® cable removes the need for electrical conduit, providing added durability and protection against outdoor elements and wildlife.
Key Features
- Hyper Heat performance rated down to -22°F ambient — ideal for cold climates
- 23.5 SEER2 high-efficiency inverter compressor for year-round energy savings
- R-454B eco-friendly refrigerant — lower Global Warming Potential than R-410A
- Includes 25ft pre-charged QuickConnect® line set — no vacuum pump required
- DIYPro® armored cable included — eliminates need for electrical conduit
- Gold Fin® condenser coating for superior corrosion resistance in coastal environments
- Compatible with wall-mounted air handlers and OuttaSight® ceiling cassettes
- SmartHVAC app control with Google Assistant and Amazon Alexa support
- Follow Me® remote function for personalized comfort based on remote location
- Dry Mode for humidity reduction and condensation control
- ENERGY STAR® certified | AHRI certified | ETL listed | Intertek listed 5031495
Technical Specifications
| SKU / Model | DIYHH-12-HP-C-230D25-O |
| Series | DIY® Hyper Heat 5th Generation |
| Cooling Capacity | 12,000 BTU |
| Heating Capacity | 12,000 BTU |
| SEER2 | 23.5 |
| EER2 | 12.8 |
| HSPF2 (Region IV) | 10.0 |
| HSPF2 (Region V) | 8.0 |
| Coverage Area | Up to 550 sq. ft. |
| Voltage | 208/230V, 1-Phase, 60Hz |
| Max Fuse / Breaker | 15A |
| Min Circuit Ampacity | 15A |
| Refrigerant | R-454B |
| Refrigerant Charge | 32.1 oz |
| Lineset Included | Yes — 25ft pre-charged QuickConnect® |
| Max Lineset Length | 75 ft. |
| Liquid Line Size | 1/4 in. |
| Suction Line Size | 3/8 in. |
| Min Ambient Temp (Cooling / Heating) | -22°F |
| Sound Level | 56.5 dBA |
| Compressor Type | Rotary Inverter |
| Metering Device | EEV |
| Net Weight | 72.31 lbs. |
| Net Dimensions (D x H x W) | 12.99 in. x 21.81 in. x 31.69 in. |
| Gross Weight | 79.59 lbs. |
| GTIN / Barcode | 00840255588102 |
| Color | White |
Product Documentation
- MRCOOL DIY Hyper Heat 5th Gen Product Brochure (PDF)
- MRCOOL DIY Hyper Heat 5th Gen Installation and Owner Manual (PDF)
- MRCOOL DIY Hyper Heat 5th Gen Performance Specifications (PDF)
- MRCOOL DIY 5th Gen Warranty Document (PDF)
- MRCOOL DIY Hyper Heat 12K AHRI Certificates (PDF)
- MRCOOL DIY Hyper Heat 12K EnergyGuide Certificate (PDF)