AUX 7 kW split system
$2,600–$3,900
estimated installed price
Cooling
7 kW
3.5 stars
Heating
8.2 kW
2 stars
Indoor noise
62.5
dB(A) sound power, quieter than 62% of its size
Running cost
$568
a year, average zone, at 33c/kWh
Short answer
The AUX 7 kW split system (ASW-H71A4/FAR3DI) is a 7 kW reverse cycle wall split rated 3.5 stars for cooling and 2 stars for heating in the average climate zone. Installed, expect $2,600 to $3,900; the label's figures put running costs near $568 a year in an average-zone home.
Prices are estimates, not quotes (how we estimate them). Rebate rules checked September 2026.
Compare 3 quotes for my houseFull specifications
- Brand
- AUX
- Model numbers
- ASW-H71A4/FAR3DI
- Type
- Wall split, reverse cycle (heats and cools)
- Cooling capacity
- 7 kW
- Cooling power input
- 2.15 kW
- Heating capacity
- 8.2 kW
- Heating power input
- 2.45 kW
- Annual efficiency, cooling (AEER)
- 3.26
- Annual efficiency, heating (ACOP)
- 3.34
- Indoor sound power
- 62.5 dB(A)
- Outdoor sound power
- 63 dB(A)
- Refrigerant
- R32
- Power supply
- Single-phase
- Demand response capable
- Yes
- Country of manufacture
- China
- Energy Rating registration
- AAC9914
- Registration valid until
- 2031-03-02
Star ratings and running cost by climate
The Zoned Energy Rating Label rates each unit for three climates. Annual energy is the label's estimate for typical use in that zone; the cost applies 33c/kWh, around the 2026–27 default electricity offer. Use the running cost calculator for your own hours and tariff.
| Climate zone | Cooling stars | Heating stars | Energy a year | Cost a year |
|---|---|---|---|---|
| HotBrisbane, Darwin | 3.5 stars | 3 stars | 1,835 kWh 1682 cooling, 153 heating | $605 |
| AverageSydney, Adelaide, Perth | 3.5 stars | 2 stars | 1,721 kWh 587 cooling, 1134 heating | $568 |
| ColdCanberra, Hobart, Melbourne | 3.5 stars | 1.5 stars | 3,587 kWh 365 cooling, 3222 heating | $1,183 |
How it compares with other 7.1 kW units
- Cooling stars (average zone): 3.5 against a median of 3.5 across 207 7.1 kW wall split units, better than 49% of them.
- Indoor sound power: 62.5 dB(A) against a median of 63.8 dB(A), quieter than 62%.
- Estimated installed price for this size: $2,600 to $3,900. Brand and install difficulty move it within that band.
See the quietest and most efficient rankings.
Alternatives at 7.1 kW from other brands
Haier 600 Series Q 7.1 kW split system
1U71WAEFRA / AS71QEEHRA
4.5 stars cooling · 62.2 dB(A)
Braemar 7.1 kW split system
ACHV70D1S/ASHV70D1S
4.5 stars cooling · 68.7 dB(A)
Gree Alto 7.1 kW split system
GWH24ATEXF-K6DNA2E
4.5 stars cooling · 68.7 dB(A)
Midea EOS 7 kW split system
MFEP70VA-W/MFEP70VA-N
4 stars cooling · 59.9 dB(A)
Haier 600 Series QP 7.1 kW split system
1U71WAFFRA / AS71QEFHRA
4 stars cooling · 62.2 dB(A)
Rinnai JX Series 7 kW split system
HONRJX70/HINRJX70
4 stars cooling · 62.4 dB(A)
FAQ
AUX ASW-H71A4/FAR3DI: common questions
How much does the AUX 7 kW split system cost installed?
Typically $2,600 to $3,900 supplied and installed in 2026 for a standard job at this size. Longer pipe runs, a new circuit, a second storey or removing an old unit add to it. Get up to three local quotes for your actual install.
How much does the AUX 7 kW split system cost to run?
Using the energy label's annual figures at 33c/kWh: about $605 a year in a hot zone, $568 in an average zone and $1,183 in a cold zone. The label assumes typical use; yours will differ with hours, set temperature and insulation.
Where is the AUX ASW-H71A4/FAR3DI made?
The Energy Rating register lists the country of manufacture as China.
Is the AUX 7 kW split system quiet?
Its registered indoor sound power is 62.5 dB(A), against a median of 63.8 dB(A) for 7.1 kW wall split units, so it's quieter than about 62% of them. Brochures quote a lower sound pressure figure on the lowest fan speed; the register measures every model the same way.
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