Daikin RX18NMVJU 1.5 ton Outdoor Heat Pump Unit
Daikin RX18NMVJU is a 1.5‑ton, single‑zone inverter heat pump outdoor unit rated at 18,000 BTU/h cooling and 21,600 BTU/h heating (47°F), R‑410A refrigerant, 1/4" × 1/2" piping, operating from 5°F–115°F, 18.5 SEER, 12.5 EER, 9.0 HSPF, and 54 dBA, 27‑13/32" × 36‑5/8" × 13‑13/16" cabinet.
About
The Daikin RX18NMVJU is a high‑efficiency, 1.5‑ton outdoor heat pump engineered for reliable year‑round comfort in residential and light commercial applications. Designed as part of Daikin’s 19‑Series wall‑mounted system, it pairs with the FTXN18NMVJU indoor unit to deliver quiet operation, strong cold‑weather performance, and energy‑saving inverter technology.
Key Features
- High‑Efficiency Inverter Compressor
Utilizes a hermetically sealed swing‑type compressor for smooth, efficient operation and reduced mechanical wear.
- Energy Performance
- SEER: 15
- EER: 12.2
- HSPF: 8.2
- COP: 3.82 at rated heating conditions
These ratings make the RX18NMVJU a strong performer for both cooling and heating applications.
- Cold‑Climate Heating Capability
- Rated heating output: 18,000 BTU/h at 47°F
- 10,800 BTU/h at 17°F
- Up to 8,050 BTU/h at 5°F
Ensures dependable comfort even in low‑temperature environments.
- Quiet Operation
Outdoor sound pressure level of 56 dBA, suitable for noise‑sensitive installations.
- Compact Footprint
Dimensions: 21‑5/8" H × 30‑1/8" W × 11‑1/4" D, allowing flexible placement in tight outdoor spaces.
- R‑410A Refrigerant
Factory‑charged with 2.49 lbs of environmentally responsible refrigerant.
- Durable Construction
Built for long service life with corrosion‑resistant materials and optimized airflow design.
Refrigerant Piping
- Liquid line: 1/4"
- Suction line: 1/2"
- Maximum line length: 98.4 ft
- Maximum height difference: 65.6 ft
- Additional charge: 0.21 oz/ft beyond 32.8 ft.
Applications
The RX18NMVJU is ideal for:
- Single‑zone residential comfort
- Small offices or server rooms
- Retrofit or replacement applications where efficiency and quiet operation are priorities
- Installations requiring long line‑set flexibility
Matches only with the FTX18NMVJU
