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ARNU42GM2A4 component-copyModelName
Ceiling Concealed Duct Unit (Mid/High Static) 12.3kW ARNU42GM2A4
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Ceiling Concealed Duct Unit (Mid/High Static) 12.3kW ARNU42GM2A4
Ceiling Concealed Duct1 Ceiling Concealed Duct2

Ceiling Concealed Duct

Invisible cooling solution suitable for applications that require interior aesthetics
Operation for Multiple Rooms1 Operation for Multiple Rooms2

Operation for Multiple Rooms

Using a spiral duct (embedded or flexible type) and stream chamber, it is possible to operate cooling and heating for several rooms simultaneously.
E.S.P. Control1 E.S.P. Control2

E.S.P. Control

E.S.P. (External Static Pressure) control function can make air volume controlled easily with remote controller. The BLDC motor can control fan speed and air volume regardless of the external static pressure. No additional accessories are necessary to control air flow.
Two Thermistors Control1 Two Thermistors Control2

Two Thermistors Control

The indoor temperature can be checked using the thermistors in the remote controller, as well as from the indoor unit to sensor temperature difference in one place. Two thermistors can optimize indoor air temperature for a more comfortable environment.
Minimized Height1 Minimized Height2

Minimized Height

New mid-static ducts provide ideal solution for installation in limited space.
Flexible Installation <br>(Low Static Duct Only)1 Flexible Installation <br>(Low Static Duct Only)2

Flexible Installation
(Low Static Duct Only)

The new low static duct allows the air intake at the rear or bottom under installation condition.
Ceiling Concealed Duct Line Up1 Ceiling Concealed Duct Line Up2

Ceiling Concealed Duct Line Up

Contact Us1 Contact Us2

Contact Us

Please contact us for more information on the product and we will get in touch with you soon.
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CAPACITY
  • Cooling - kW
    12.3
    Cooling - kcal/h
    10,600
  • Cooling - Btu/h
    42,000
    Heating - kW
    13.8
  • Heating - kcal/h
    11,800
    Heating - Btu/h
    47,000
POWER INPUT
  • Power Input(H / M / L) - W
    231 / 162 / 111
CASING
  • Casing
    Galvanized Steel Plate
DIMENSIONS(W × H × D)
  • Body - ㎜
    1,250 × 270 × 700
    Body - inch
    49-7/32 × 10-5/8 × 27-9/16
COIL
  • Rows × Columns × FPI
    3 × 13 × 18
    Face Area - m²
    0.27
FAN
  • Type
    Sirocco Fan
    Motor Output × Number - W × No.
    350 × 1
  • Running Current - A
    2.3
    Air Flow Rate(H / M / L) (High Mode-Factory Set) - m³/min
    38.0 / 33.0 / 28.0
  • Air Flow Rate(H / M / L) (High Mode-Factory Set) - ft³/min
    1,342 / 1,165 / 989
    External Static Pressure (High Mode) - ㎜Aq(Pa)
    6 (59)
  • Air Flow Rate (H / M / L) (Standard Mode) - m³/min
    38.0 / 33.0 / 28.0
    Air Flow Rate (H / M / L) (Standard Mode) - ft³/min
    1,342 / 1,165 / 989
  • External Static Pressure (Standard Mode) - ㎜Aq(Pa)
    5 (49)
    Drive
    Direct
  • Motor type
    BLDC
TEMPERATURE CONTROL
  • Temperature Control
    Microprocessor, Thermostat for cooling and heating
SOUND ABSORBING THERMAL INSULATION MATERIAL
  • Sound Absorbing Thermal Insulation Material
    Foamed polystyrene
SAFETY DEVICE
  • Safety Device
    Fuse
PIPE CONNECTIONS
  • Liquid Side - ㎜(inch)
    Ø 9.52 (3/8)
    Gas Side - ㎜(inch)
    Ø 15.88 (5/8)
  • Drain Pipe(Internal Dia.) - ㎜(inch)
    Ø 25 (1)
NET WEIGHT
  • Body - kg(lbs)
    39.5 (87)
SOUND PRESSURE LEVELS
  • H / M / L - dB(A)
    42 / 41 / 39
SOUND POWER LEVELS
  • H / M / L - dB(A)
    62 / 61 / 60
POWER SUPPLY
  • Power Supply - Ø, V, Hz
    1, 220-240, 50
    1, 220, 60
REFRIGERANT CONTROL
  • Refrigerant Control
    EEV
TRANSMISSION CABLE
  • Transmission Cable - ㎟ × Cores
    1.0-1.5 × 2C

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LG air conditioning provides optimized solutions for every sector and climate with a wide range of cutting-edge systems that bring exceptional heating, ventilation and air conditioning performance to buildings worldwide. Through our unmatched expertise and industry knowledge, we respond directly to the needs of businesses seeking digitalized and eco-conscious HVAC solutions. We are the partner your business has been looking for, and are well prepared to integrate our leading technology into your day-to-day operations, supporting you and your business every step of the way.