Toshiba Seiya Plus
10
models on the register
Short answer
10 Toshiba Seiya Plus models are registered for sale in Australia in 2026, from 2 to 10 kW. Supplied and installed, most land between $1,400 to $4,800; up to three licensed local installers will quote your actual job.
Prices are estimates, not quotes (how we estimate them). Rebate rules checked September 2026.
Compare 3 quotes for my houseSeiya Plus is Toshiba's updated mid-range wall split with a wide spread of sizes. It suits bedrooms through to larger living rooms.
- R32 refrigerant
- Inverter
- Quiet operation
At a glance
- Models10
- Installed, estimate$1,400–$4,800
- Quietest indoorsToshiba RAS-07B2KVG-A55 dB(A), 2 kW
- Most efficient (average zone)Toshiba RAS-10B2KVG-A4 cooling stars, 2.5 kW
- Reverse cycle100%heat and cool
- R32 refrigerant100%the current low-GWP standard
2.0 kW
1 models · installed $1,400–$2,400 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-07B2AVG-A / RAS-07B2KVG-A | Wall split | 2 | 2.5 | 2.5★ | 2.5★ | 55 | $1,400–$2,400 | Get quotes |
2.5 kW
1 models · installed $1,500–$2,500 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-10B2AVG-A / RAS-10B2KVG-A | Wall split | 2.5 | 3.2 | 4★ | 3.5★ | 55 | $1,500–$2,500 | Get quotes |
3.5 kW
1 models · installed $1,700–$2,700 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-13B2AVG-A / RAS-13B2KVG -A | Wall split | 3.5 | 4 | 4★ | 3.5★ | 58 | $1,700–$2,700 | Get quotes |
5.0 kW
2 models · installed $2,100–$3,300 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-16B2AVG-A / RAS-16B2KVG -A | Wall split | 4.2 | 5.4 | 3★ | 2★ | 60 | $2,100–$3,300 | Get quotes |
| RAS-18B2AVG-A / RAS-18B2KVG-A | Wall split | 5 | 5.6 | 3.5★ | 2.5★ | 58 | $2,100–$3,300 | Get quotes |
6.0 kW
1 models · installed $2,400–$3,600 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-22B2AVG-A / RAS-22B2KVG-A | Wall split | 6 | 6.9 | 3.5★ | 2★ | 59 | $2,400–$3,600 | Get quotes |
7.1 kW
1 models · installed $2,600–$3,900 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-24B2AVG-A/RAS-24B2KVG -A | Wall split | 7.1 | 8 | 3★ | 2.5★ | 64 | $2,600–$3,900 | Get quotes |
8.0 kW
1 models · installed $3,000–$4,300
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-30B2AVG-A / RAS-30B2KVG-A | Wall split | 8 | 9 | 3★ | 2.5★ | 64 | $3,000–$4,300 | Get quotes |
9 kW and up
2 models · installed $3,400–$4,800 · size page
| Model (outdoor / indoor) | Type | Cool kW | Heat kW | Cool stars | Heat stars | Indoor dB | Installed, estimate | Quote |
|---|---|---|---|---|---|---|---|---|
| RAS-34B2AVG-A / RAS-34B2KVG-A | Wall split | 9 | 10.3 | 3★ | 3★ | 66 | $3,400–$4,800 | Get quotes |
| RAS-36B2AVG-A / RAS-36B2KVG-A | Wall split | 10 | 11.5 | 3★ | 2.5★ | 67 | $3,400–$4,800 | Get quotes |
Every model on the Energy Rating register marked available in Australia. Stars are the zoned label for the average climate zone (average zone); indoor noise is the registered sound power level, measured the same way for every model. Installed prices are estimated 2026 supply-and-install ranges, not quotes (how we estimate them); your installer confirms the number. Browse and filter everything in the full catalogue.
FAQ
Toshiba Seiya Plus: common questions
How much does a Toshiba Seiya Plus model cost installed?
Typically $1,400 to $4,800 supplied and installed in 2026, depending on size and the job. 2.0 kW: $1,400 to $2,400; 2.5 kW: $1,500 to $2,500; 3.5 kW: $1,700 to $2,700; 5.0 kW: $2,100 to $3,300. Pipe runs, a new circuit or a second storey add to it. Get up to three local quotes for your actual job.
Which is the quietest Toshiba Seiya Plus models?
On the registered indoor sound level, the Toshiba RAS-07B2KVG-A (2 kW) is the quietest at 55 dB(A). Compare within the same size: bigger units are louder. See the quietest split systems ranking.
Which is the most energy efficient?
For the average climate zone, the Toshiba RAS-10B2KVG-A (2.5 kW) has the highest cooling rating here at 4 stars. Star ratings on the zoned label run to 10, and a star is worth more in a hot zone than a mild one. For cold-climate heating, the Toshiba RAS-10B2KVG-A leads at 2.5 stars.
What size split system do I need?
Roughly 2.5 kW for a bedroom, 3.5 kW for a large bedroom or small living room, and 5 to 7.1 kW for open-plan living. West glass and poor insulation push it up. Use the size calculator for your room.
Sources
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