Toshiba Seiya Plus 9 kW split system
$3,400–$4,800
estimated installed price
Cooling
9 kW
3 stars
Heating
10.3 kW
3 stars
Indoor noise
66
dB(A) sound power, quieter than 20% of its size
Running cost
$671
a year, average zone, at 33c/kWh
Short answer
The Toshiba Seiya Plus 9 kW split system (RAS-34B2AVG-A / RAS-34B2KVG-A) is a 9 kW reverse cycle wall split rated 3 stars for cooling and 3 stars for heating in the average climate zone. Installed, expect $3,400 to $4,800; the label's figures put running costs near $671 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
- Toshiba
- Series
- Toshiba Seiya Plus
- Model numbers
- RAS-34B2AVG-A / RAS-34B2KVG-A
- Type
- Wall split, reverse cycle (heats and cools)
- Cooling capacity
- 9 kW
- Cooling power input
- 2.6 kW
- Heating capacity
- 10.3 kW
- Heating power input
- 2.75 kW
- Annual efficiency, cooling (AEER)
- 3.46
- Annual efficiency, heating (ACOP)
- 3.74
- Indoor sound power
- 66 dB(A)
- Outdoor sound power
- 69 dB(A)
- Refrigerant
- R32
- Power supply
- Single-phase
- Demand response capable
- Yes
- Country of manufacture
- Thailand
- Energy Rating registration
- AAC8629
- Registration valid until
- 2030-03-05
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 | 4 stars | 2,510 kWh 2350 cooling, 160 heating | $829 |
| AverageSydney, Adelaide, Perth | 3 stars | 3 stars | 2,031 kWh 790 cooling, 1241 heating | $671 |
| ColdCanberra, Hobart, Melbourne | 3.5 stars | 2 stars | 4,026 kWh 494 cooling, 3532 heating | $1,329 |
How it compares with other 9 kW and up units
- Cooling stars (average zone): 3 against a median of 3 across 105 9 kW and up wall split units, better than 42% of them.
- Indoor sound power: 66 dB(A) against a median of 64.8 dB(A), quieter than 20%.
- Estimated installed price for this size: $3,400 to $4,800. Brand and install difficulty move it within that band.
See the quietest and most efficient rankings.
Other sizes in the Toshiba Seiya Plus range
Alternatives at 9 kW and up from other brands
Westinghouse 9.1 kW split system
WSD91HWB-I/WSD91HWA-E
4 stars cooling · 61.7 dB(A)
ActronAir Serene 9 kW split system
WRC-090DS / WRE-090DS
4 stars cooling · 64.8 dB(A)
Midea EOS 9 kW split system
MFEP90VB-W/MFEP90VB-N
4 stars cooling · 64.8 dB(A)
Carrier 9 kW split system
38QRF090N8/42QRF090N8
4 stars cooling · 65.2 dB(A)
Kaden 9 kW split system
KSI-9.0
4 stars cooling · 65.2 dB(A)
Midea Venus 9 kW split system
MFAG90VB-W/MFAG90VB-N
4 stars cooling · 65.2 dB(A)
FAQ
Toshiba RAS-34B2AVG-A / RAS-34B2KVG-A: common questions
How much does the Toshiba Seiya Plus 9 kW split system cost installed?
Typically $3,400 to $4,800 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 Toshiba Seiya Plus 9 kW split system cost to run?
Using the energy label's annual figures at 33c/kWh: about $829 a year in a hot zone, $671 in an average zone and $1,329 in a cold zone. The label assumes typical use; yours will differ with hours, set temperature and insulation.
Where is the Toshiba RAS-34B2AVG-A / RAS-34B2KVG-A made?
The Energy Rating register lists the country of manufacture as Thailand.
Is the Toshiba Seiya Plus 9 kW split system quiet?
Its registered indoor sound power is 66 dB(A), against a median of 64.8 dB(A) for 9 kW and up wall split units, so it's quieter than about 20% of them. Brochures quote a lower sound pressure figure on the lowest fan speed; the register measures every model the same way.
Sources
Brand names and logos are trademarks of their owners, shown to identify the brands we compare. We are independent and not affiliated with any manufacturer.
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