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Available in Reverse Cycle - 2.5kW, 3.4kW, 4.2kW, 5.0kW, 6.0kW, 7.1kW, 8.5kW, 9.5kW
Refrigerant R32
ASTH1214KNCA
ASTH1822KNTA

Key features

  • All DC
    All DC

    With All DC, electricity loss is decreased and power consumption reduced.

  • Auto Restart
    Auto Restart

    Should there be a temporary loss of power, the unit will automatically restart itself in the same operating mode, once the power is restored.

  • Auto Shut Louvre
    Auto Shut Louvre

    The auto shut louvres close or open automatically when the unit stops or starts.

  • Auto Changeover
    Auto Changeover

    The unit automatically switches between operating modes based on the temperature setting and room temperature.

  • Automatic Louvre
    Automatic Louvre

    The position of the louvres is set automatically to match the operating mode. It is also possible to adjust the louvres using the remote control.

  • Blue Fin Heat Exchanger
    Blue Fin Heat Exchanger

    Corrosion-resistance of the heat exchanger in coastal areas has been improved by blue fin treatment of the outdoor unit heat exchanger.

  • Economy Mode
    Economy Mode

    Limits the maximum operation current, and performs operation with the power consumption suppressed.

  • Filter Sign
    Filter Sign

    Select appropriate intervals for displaying the filter sign on the indoor unit according to the estimated amount of dust in the air of the room.

  • i-PAM
    i-PAM

    i-PAM inverter technology enables high output and high efficiency performance.

  • ON-OFF Timer
    On-Off Timer

    ON-OFF timer can be set to operate once every 24 hours.

  • Program Timer
    Program Timer

    This timer allows selection of one of four options. ON, OFF, ON ––> OFF, or OFF ––> ON.

  • Sleep Timer
    Sleep Timer

    The micro-processor gradually changes the room temperature, allowing you to sleep comfortably at night.

  • Super Quiet Mode
    Super Quiet Mode

    The indoor units fan can operate at a low speed to produce quieter operation.

  • Up Down Swing
    Up/Down Swing Louvre

    The up/down louvre automatically swings up and down.

  • v-PAM
    V-PAM

    v-PAM inverter technology increases the maximum output of the compressor significantly and enables high power and high efficiency.

  • Washable Panel
    Washable Panel

    Dust that accumulates on the air conditioner can be easily cleaned with a damp cloth.

  • 44 0.5DEGREES INCREMENTS
    0.5°C Increments

    The remote control now allows you to set temperature in 0.5°C increments, giving you a better control on your comfort.

  • Powerful Mode
    Powerful Mode

    Powerful mode will operate the indoor unit fan and outdoor unit compressor at maximum operation to quickly make the room conditioned and comfortable.

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Download or view the brochure in a PDF by clicking below

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Take control. Controller options.

This range is compatible with the following controller options.

  • 0.5°C Increments

    The remote control now allows you to set temperature in 0.5°C increments, giving you a better control on your comfort.

  • controller-feature tick
    Powerful Mode

    This mode will operate the air conditioner at maximum capacity for 20 minutes, providing comfort faster than ever before.

  • Error Code Display

    Error sign is shown on the wired remote controller display or the indicator lamps on the IR receiver unit.

Find the perfect model. Explore the Comfort range.

ASTH0709KNCA

Wall Mounted

  • 2.50KW
  • 3.20KW

ASTH09KNCA

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ASTH1214KNCA

Wall Mounted

  • 3.40KW
  • 4.00KW

ASTH12KNCA

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ASTH1214KNCA

Wall Mounted

  • 4.20KW
  • 4.70KW

ASTH14KNCA

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ASTH1822KNTA

Wall Mounted

  • 5.00KW
  • 5.20KW

ASTH18KNTA

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ASTH1822KNTA

Wall Mounted

  • 6.00KW
  • 6.50KW

ASTH22KNTA

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Wall Mounted

  • 7.10KW
  • 8.00KW

ASTH24KNTA

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ASTH image

Wall Mounted

  • 8.50KW
  • 9.00KW

ASTH30KNTA

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ASTH image

Wall Mounted

  • 9.50KW
  • 10.30KW

ASTH34KNTA

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Technical Specifications

Attribute ASTH09KNCA 2.50kW(C) 3.20kW(H) View model ASTH12KNCA 3.40kW(C) 4.00kW(H) View model ASTH14KNCA 4.20kW(C) 4.70kW(H) View model ASTH18KNTA 5.00kW(C) 5.20kW(H) View model ASTH22KNTA 6.00kW(C) 6.50kW(H) View model ASTH24KNTA 7.10kW(C) 8.00kW(H) View model ASTH30KNTA 8.50kW(C) 9.00kW(H) View model ASTH34KNTA 9.50kW(C) 10.30kW(H) View model
Operation Type
Reverse Cycle Reverse Cycle Reverse Cycle Reverse Cycle Reverse Cycle Reverse Cycle Reverse Cycle Reverse Cycle
Power Source V/Ph/Hz
230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50 230 / 1 / 50
Cooling Capacity kW (Rated (Min - Max))
2.50 (0.9 - 3.7) 3.40 (0.9 - 3.7) 4.20 (0.9 - 4.4) 5.00 (0.9 - 5.6) 6.00 (0.9 - 6.5) 7.10 (1 - 8) 8.50 (2.9 - 10.5) 9.50 (2.9 - 11.2)
Heating Capacity kW (Rated (Min - Max))
3.20 (0.9 - 4.8) 4.00 (0.9 - 4.9) 4.70 (0.9 - 5.8) 5.20 (0.9 - 7) 6.50 (0.9 - 7.7) 8.00 (1 - 9.6) 9.00 (2.7 - 11.2) 10.30 (2.9 - 11.7)
Input Power Cooling kW (Rated (Min - Max))
0.59 (0.25 - 1.14) 0.96 (0.25 - 1.27) 1.23 (0.25 - 1.4) 1.44 (0.14 - 1.174) 1.78 (0.12 - 2.07) 2.2 (0.16 - 3) 2.49 (0.6 - 4) 2.72 (0.66 - 4.2)
Input Power Heating kW (Rated (Min - Max))
0.77 (0.25 - 1.6) 1 (0.25 - 1.52) 1.13 (0.25 - 1.73) 1.33 (0.12 - 2.17) 1.85 (0.12 - 2.4) 2.08 (0.16 - 2.74) 2.39 (0.48 - 3.6) 3.04 (0.68 - 3.8)
EER Cooling kW/kW
4.24 3.54 3.41 3.47 3.37 3.23 3.41 3.49
COP Heating kW/kW
4.16 4 4.16 3.91 3.51 3.85 3.77 3.39
Star Rating Cooling (0-10) (Hot / Average / Cold)
5 / 4.5 / 4.5 4 / 3.5 / 4 4 / 3.5 / 4 3.5 / 3.5 / 3.5 3.5 / 3.5 / 3.5 3.5 / 3 / 3.5 4 / 3.5 / 4 4 / 3.5 / 4
Star Rating Heating (0-10) (Hot / Average / Cold)
3.5 / 3 / 2.5 3 / 2.5 / 2 3.5 / 3 / 2 3 / 2.5 / 2 3 / 2 / 1.5 3.5 / 2.5 / 2 4 / 3 / 2 3.5 / 2.5 / 1.5
Total Cooling Seasonal Performance Factor Residential kW (Hot / Average / Cold)
6.535 / 6.114 / 6.476 5.536 / 5.235 / 5.599 5.55 / 5.262 / 5.691 5.395 / 5.122 / 5.491 5.963 / 6.36 / 7.187 5.639 / 5.982 / 6.66 5.56 / 5.284 / 5.716 5.501 / 5.242 / 5.633
Heating Seasonal Performance Factor Residential kW (Hot / Average / Cold)
5.235 / 4.625 / 4.005 4.955 / 4.207 / 3.507 5.25 / 4.54 / 3.801 4.961 / 4.28 / 3.575 4.901 / 3.982 / 3.268 5.329 / 4.407 / 3.573 5.55 / 4.534 / 3.841 5.079 / 4.1 / 3.474
Total Cooling Seasonal Performance Factor Commercial kW (Hot / Average / Cold)
7.49 / 8.084 / 9.563 6.182 / 6.603 / 7.532 6.165 / 6.593 / 7.47 5.911 / 6.244 / 6.933 5.377 / 5.101 / 5.495 5.143 / 4.897 / 5.288 6.233 / 6.729 / 7.766 6.566 / 6.566 / 7.494
Heating Seasonal Performance Factor Commercial kW (Hot / Average / Cold)
5.244 / 4.875 / 4.339 4.962 / 4.521 / 3.948 5.26 / 4.825 / 4.191 4.97 / 4.554 / 3.948 4.922 / 4.379 / 3.599 5.35 / 4.779 / 4.047 5.611 / 5.02 / 4.353 5.079 / 4.58 / 3.964
Running Current amps (Cooling / Heating)
3 / 3.8 4.8 / 5.1 5.9 / 5.6 6.4 / 5.8 7.9 / 8.2 9.6 / 9.2 11 / 10.6 12 / 13.4
Moisture Removal l/hr
1 1.2 1.6 2.3 2.9 3.2 4.4 4.9
Indoor Sound Pressure Cooling dBA (High / Quiet)
46 / 22 40 / 20 43 / 20 46 / 27 48 / 31 50 / 31 51 / 32 51 / 34
Indoor Sound Pressure Heating dBA (High / Quiet)
46 / 27 42 / 22 44 / 24 46 / 29 48 / 31 48 / 31 48 / 32 51 / 33
Outdoor Sound Pressure dBA (Cooling / Heating)
49 / 51 50 / 50 50 / 50 49 / 49 54 / 53 55 / 56 53 / 55 58 / 59
Outdoor Sound Power dBA
62 65 65 61 68 67 65 70
Air Circulation (Indoor - High Fan) Cooling l/sec
175 194 214 225 244 336 381 381
Air Circulation (Indoor - High Fan) Heating l/sec
175 217 228 225 244 311 350 372
Indoor Unit Dimensions mm (Height x Width x Depth)
270 x 784 x 224 270 x 834 x 215 270 x 834 x 215 270 x 834 x 232 270 x 834 x 232 280 x 980 x 240 340 x 1150 x 280 340 x 1150 x 280
Indoor Unit Weight kg
8.00 9.50 10.00 11.00 11.00 12.50 16.50 16.50
Outdoor Unit Dimensions mm (Height x Width x Depth)
541 x 663 x 290 541 x 663 x 290 541 x 799 x 290 542 x 799 x 290 632 x 799 x 290 632 x 799 x 290 788 x 940 x 320 998 x 940 x 320
Outdoor Unit Weight kg
25.00 25.00 31.00 33.00 36.00 39.00 53.00 62.00
Piping Connects mm Ø (Liquid / Gas)
6.35 / 9.52 6.35 / 9.52 6.35 / 9.52 6.35 / 12.7 6.35 / 12.7 6.35 / 12.7 9.52 / 15.88 9.52 / 15.88
Pipe Length m (Max (Precharged))
20 (15) 20 (15) 20 (15) 25 (15) 25 (15) 30 (15) 30 (20) 30 (25)
Max Height Difference m
15 15 15 20 20 25 20 20
Operation Range Cooling °CDB (Min to Max)
-10 to 50 -10 to 50 -10 to 50 -10 to 50 -10 to 50 -10 to 50 -10 to 50 -10 to 50
Operation Range Heating °CDB (Min to Max)
-15 to 24 -15 to 24 -15 to 24 -15 to 24 -15 to 24 -15 to 24 -15 to 24 -15 to 24
Refrigerant Type
R32 R32 R32 R32 R32 R32 R32 R32
Refrigerant Amount g
590 700 850 890 960 1,200 1,700 2,300
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Peace of mind

A 5 year parts and labour warranty across the entire domestic range.

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