The RXM12WVJU9 is a Daikin Atmosphera series outdoor heat pump unit designed for single-zone ductless heating and cooling systems. It’s engineered for energy efficiency, quiet operation, and comfort control, paired with a compatible indoor unit (typically FTXM12WVJU9). This model uses R-32 refrigerant and operates on 208-230 V, single-phase power, making it suitable for homes or small spaces.
🔧 Key Specifications
Performance
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Cooling Capacity: 12,000 BTU/h (1 Ton)
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Heating Capacity: 13,600 BTU/h
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Rated Cooling Range: ~50 °F to 114.8 °F (~10 °C to 46 °C)
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Rated Heating Range: ~-13 °F to 64.4 °F (~-25 °C to 18 °C)
⚡ Electrical
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Voltage: 208-230 V
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Phase: Single-phase (1 Φ)
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Frequency: 60 Hz
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Maximum Breaker Size: 15 A
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Minimum Breaker Size (MCA): ~12.3 A
🔋 Efficiency & Ratings
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SEER2: ~25.2 (Seasonal Energy Efficiency Ratio)
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EER2: ~13.2
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HSPF2: ~10.7 (Heating Seasonal Performance Factor)
🌀 Refrigerant & Compressor
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Refrigerant Type: R-32
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Compressor Type: Inverter-driven swing/compressor technology
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Liquid Line Connection: 1/4″
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Suction Line Connection: 3/8″
📏 Physical Dimensions
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Height: ~23.4″ (~595 mm)
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Width: ~33.3″ (~845 mm)
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Depth: ~11.8″ (~300 mm)
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Weight: ~96 lbs (≈44 kg)
🔊 Noise Levels
🌟 Features
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Energy-efficient inverter technology for reduced power use and smoother operation.
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Pre-charged for up to ~49 ft of line set, easing installation.
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Quiet and reliable year-round comfort with wide temperature operating ranges.
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Anti-corrosion coating on heat exchanger for durability.
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Typically paired with Daikin indoor units supporting features like built-in Wi-Fi control, dehumidification modes, and heating “hot start” functions.
