Kogan 3.5 kW split system
$1,700–$2,700
estimated installed price
Cooling
3.5 kW
4.5 stars
Heating
4 kW
2.5 stars
Indoor noise
50.5
dB(A) sound power, quieter than 93% of its size
Running cost
$257
a year, average zone, at 33c/kWh
Short answer
The Kogan 3.5 kW split system (KASHSAC35U*) is a 3.5 kW reverse cycle wall split rated 4.5 stars for cooling and 2.5 stars for heating in the average climate zone. Installed, expect $1,700 to $2,700; the label's figures put running costs near $257 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
- Kogan
- Model numbers
- KASHSAC35U*, KASHSAC35UA, KASHSAC35UB, KASHSAC35UC
- Type
- Wall split, reverse cycle (heats and cools)
- Cooling capacity
- 3.5 kW
- Cooling power input
- 0.94 kW
- Heating capacity
- 4 kW
- Heating power input
- 1.08 kW
- Heating output at 2°C outside
- 2.94 kW
- Annual efficiency, cooling (AEER)
- 3.69
- Annual efficiency, heating (ACOP)
- 3.68
- Indoor sound power
- 50.5 dB(A)
- Outdoor sound power
- 60.3 dB(A)
- Refrigerant
- R32
- Power supply
- Single-phase
- Demand response capable
- Yes
- Country of manufacture
- China
- Energy Rating registration
- AAC7596
- Registration valid until
- 2028-06-27
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 | 5 stars | 3.5 stars | 735 kWh 664 cooling, 71 heating | $242 |
| AverageSydney, Adelaide, Perth | 4.5 stars | 2.5 stars | 777 kWh 236 cooling, 541 heating | $257 |
| ColdCanberra, Hobart, Melbourne | 5 stars | 1.5 stars | 1,668 kWh 146 cooling, 1522 heating | $550 |
How it compares with other 3.5 kW units
- Cooling stars (average zone): 4.5 against a median of 4.5 across 242 3.5 kW wall split units, better than 47% of them.
- Indoor sound power: 50.5 dB(A) against a median of 57 dB(A), quieter than 93%.
- Estimated installed price for this size: $1,700 to $2,700. Brand and install difficulty move it within that band.
See the quietest and most efficient rankings.
Alternatives at 3.5 kW from other brands
ActronAir Serene 3.5 kW split system
WRC-035DS / WRE-035DS
6 stars cooling · 58.8 dB(A)
Midea EOS 3.5 kW split system
MFEP35VB-W/MFEP35VB-N
6 stars cooling · 58.8 dB(A)
Haier 600 Series Q 3.5 kW split system
1U35MAEFRA / AS35QCEHRA
6 stars cooling · 62.8 dB(A)
Westinghouse 3.6 kW split system
WSD36HWB-I/WSD36HWA-E
5.5 stars cooling · 51.3 dB(A)
Midea EOS 3.5 kW split system
MFEP35VA-W/MFEP35VA-N
5.5 stars cooling · 55.8 dB(A)
Midea GAIA 3.5 kW split system
MFCA35VA-W/MFCA35VA-N
5.5 stars cooling · 56.1 dB(A)
FAQ
Kogan KASHSAC35U*: common questions
How much does the Kogan 3.5 kW split system cost installed?
Typically $1,700 to $2,700 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 Kogan 3.5 kW split system cost to run?
Using the energy label's annual figures at 33c/kWh: about $242 a year in a hot zone, $257 in an average zone and $550 in a cold zone. The label assumes typical use; yours will differ with hours, set temperature and insulation.
Where is the Kogan KASHSAC35U* made?
The Energy Rating register lists the country of manufacture as China.
Is the Kogan 3.5 kW split system quiet?
Its registered indoor sound power is 50.5 dB(A), against a median of 57 dB(A) for 3.5 kW wall split units, so it's quieter than about 93% 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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