Daikin RXM18WVJU9 18,000 BTU Atmosphera Series Ductless Heat Pump Outdoor Unit - R32
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Manufacturer Warranty: Limited 12 Year Parts Warranty
- Energy Efficient: Advanced inverter tech helps lower energy bills
- Trusted Brand: Global leader known for reliability and durability
- Cleaner Air: Built-in filtration for healthier indoor air
- Quiet & Smart: Ultra-quiet operation with modern smart controls
Daikin RXM18WVJU9 18,000 BTU Atmosphera Series Ductless Heat Pump Outdoor Unit - R32 is backordered and will ship as soon as it is back in stock.
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Daikin RXM18WVJU9 – 18,000 BTU R-32 ATMOSPHERA Heat Pump Outdoor Unit
The Daikin RXM18WVJU9 is a high-performance, inverter-driven heat pump outdoor unit from Daikin’s ATMOSPHERA series, engineered for single-zone ductless mini-split systems. Designed for dependable year-round comfort, this unit delivers powerful heating and cooling while maintaining excellent energy efficiency. The use of environmentally friendly R-32 refrigerant helps reduce environmental impact while improving system performance.
Built to perform in extreme climates, the RXM18WVJU9 provides reliable heating down to -13°F and effective cooling in outdoor temperatures up to 115°F. Its durable, corrosion-resistant construction, quiet operation, and compact design make it an ideal solution for residential and light commercial applications. A 12-year limited warranty (with registration) ensures long-term reliability and peace of mind.
Key Features
- 18,000 BTU cooling capacity for larger rooms and open spaces
- Inverter-driven compressor for precise temperature control and energy efficiency
- Heating operation down to -13°F for cold-climate reliability
- Cooling operation up to 115°F in high ambient temperatures
- Eco-friendly R-32 refrigerant with lower global warming potential
- Quiet outdoor operation around 54–55 dB(A)
- Corrosion-resistant heat exchanger for extended outdoor durability
- 12-year limited warranty on parts and compressor (registration required)
Outdoor Unit Specifications
| Model Number | RXM18WVJU9 |
|---|---|
| Series | ATMOSPHERA |
| Refrigerant | R-32 |
| Nominal Cooling Capacity | 18,000 BTU/h |
| Nominal Heating Capacity | 21,600 BTU/h |
| SEER2 | Approximately 22.7 |
| HSPF2 | Approximately 10.0 |
| EER2 | Approximately 12.5 |
| Cooling Operating Range | 50°F to 115°F |
| Heating Operating Range | Down to -13°F |
| Sound Level (Cooling) | Approximately 54 dB(A) |
| Sound Level (Heating) | Approximately 55 dB(A) |
| Power Supply | 208/230V, 60Hz, 1-Phase |
| Liquid Line Size | 1/4" |
| Gas Line Size | 1/2" |
| Maximum Piping Length | Up to approximately 98.5 ft |
| Dimensions (H x W x D) | 28-15/16" x 34-1/4" x 12-5/8" |
| Unit Weight | Approximately 132 lbs |
| Warranty | 12-Year Limited Parts & Compressor (with registration) |






