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    Packed with advanced technology, VRV IV X is the industry's first 3-phase variable refrigerant flow system with dual-fuel capability. The new series is equipped with features to optimize initial capital required on phased installations and provides ease of service and maintenance.
  • VRV with Variable Refrigerant Temperature (VRT) technology
  • Industry’s first 3-phase variable refrigerant flow system to integrate with communicating gas furnaces
  • Design flexibility to enlarge system from single to dual module or dual to triple module without change to installed main pipe sizes – refer to the VRV IV X engineering manual for details
  • Capacity range from 6 to 38 tons
  • 208-230V / 3ph / 60Hz (REYQ_XATJU)
  • 460V / 3ph / 60Hz (REYQ_XAYDU)
  • 575V / 3ph / 60Hz (REYQ_TAYCU)
Unit of Measure

Nominal Cooling Capacity

N/A 144000 Btu/h42.2 kW

Rated Cooling Capacity

N/A 138000 Btu/h40.4 kW

Nominal Heating Capacity

N/A 162000 Btu/h47.5 kW

Rated Heating Capacity

N/A 154000 Btu/h45.1 kW

Power Supply

N/A 3 phase, 460 V, 60 Hz

Min/Max Volts

N/A 416/508 V

Maximum Overcurrent Protection

N/A 40 A

Min. Circuit Ampacity

N/A 27.9 A

Compressor Rated Load Amps

N/A 19.3 A

Outdoor Fan Motor - Rated Output

N/A 0.6 × 2 kW1.0 × 2 A

Short-Circuit Current Rating

N/A SCCR kA rms, Symmetrical 600 V MAX: 5


N/A Ivory White (5Y7.5/1)

Heat Exchanger

N/A Cross Fin Coil

Compressor Type

N/A Hermetically Sealed Scroll Type

Compressor Volume

N/A 27.7 m³/h

Compressor Number of Revolutions

N/A 5.214 rpm

Compressor Motor Output x Number of Units

N/A 8.0 x 1 kW

Compressor Starting Method

N/A Soft Start

Fan Type

N/A Propeller Fan

Fan Motor Output

N/A 0.6 x 2 kW

Fan Air Flow Rate

N/A 9480 ft³/min268 m³/min

Fan Drive

N/A Direct Drive


N/A 360 kg793 lb

Sound Level

N/A 66 dB

Sound Power Level (Reference Data)

N/A 87 dB

Safety Devices

N/A High Pressure Switch, Fan Driver Overload Protector, Overcurrent Fuse, Inverter Overload Protector, Leak Detecting Device

Defrost Method

N/A Deicer

Capacity Control

N/A 14 to 100 %

Refrigerant Name

N/A R410A

Refrigerant Control

N/A Electronic Expansion Valve

Refrigerant Charge

N/A 25.8 lb11.7 kg

Standard Accessories

N/A Installation Manual, Operation Manual, Connection Pipes, Clamps


N/A 66-11/16 in1694 mm


N/A 48-7/8 in1242 mm


N/A 30-3/16 in767 mm

Pipe Connections - Liquid

N/A 1/2 in12.7 mm

Pipe Connections - Suction Gas Pipe

N/A 1-1/8 in28.6 mm

Pipe Connections - High/Low Pressure Gas

N/A 7/8 in22.2 mm

Your access to and use of the Daikin web site is subject to the Terms and Conditions and all applicable laws.