Mitsubishi Electric SEZ-M Bulkhead 2.5 kW ducted system
$6,500–$10,500
estimated installed price
Cooling
2.5 kW
2 stars
Heating
3 kW
2 stars
Indoor noise
–
dB(A) sound power
Running cost
$237
a year, average zone, at 33c/kWh
Short answer
The Mitsubishi Electric SEZ-M Bulkhead 2.5 kW ducted system (SUZ-M25VAD-A/SEZ-M25DA) is a 2.5 kW reverse cycle ducted rated 2 stars for cooling and 2 stars for heating in the average climate zone. Installed, expect $6,500 to $10,500; the label's figures put running costs near $237 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
- Mitsubishi Electric
- Series
- Mitsubishi Electric SEZ-M Bulkhead
- Model numbers
- SUZ-M25VAD-A/SEZ-M25DA, SUZ-M25VAD-A/SEZ-M25DA Series, SUZ-M25VAD-A/SEZ-M25DAL
- Type
- Ducted, reverse cycle (heats and cools)
- Cooling capacity
- 2.5 kW
- Cooling power input
- 0.7 kW
- Heating capacity
- 3 kW
- Heating power input
- 0.87 kW
- Annual efficiency, cooling (AEER)
- 3.45
- Annual efficiency, heating (ACOP)
- 3.36
- Indoor sound power
- –
- Outdoor sound power
- –
- Refrigerant
- R32
- Power supply
- Single-phase
- Demand response capable
- Yes
- Country of manufacture
- Thailand
- Energy Rating registration
- AAC6709
- Registration valid until
- 2027-05-17
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 | 2.5 stars | 2.5 stars | 835 kWh 759 cooling, 76 heating | $275 |
| AverageSydney, Adelaide, Perth | 2 stars | 2 stars | 718 kWh 273 cooling, 445 heating | $237 |
| ColdCanberra, Hobart, Melbourne | 2 stars | 1.5 stars | 1,360 kWh 180 cooling, 1180 heating | $448 |
How it compares with other Under 10 kW units
- Cooling stars (average zone): 2 against a median of 2.5 across 281 Under 10 kW ducted units, better than 2% of them.
- Estimated installed price for this size: $6,500 to $10,500. Brand and install difficulty move it within that band.
See the quietest and most efficient rankings.
Other sizes in the Mitsubishi Electric SEZ-M Bulkhead range
Alternatives at Under 10 kW from other brands
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4 stars cooling · – dB(A)
Kaden 7.3 kW ducted system
KDI-7.0
4 stars cooling · – dB(A)
Kaden 7.3 kW ducted system
KDI24 / KDI24
4 stars cooling · – dB(A)
Midea 7.3 kW ducted system
UCMI70OC/DUCMI70IC
4 stars cooling · – dB(A)
Rinnai Ducted 7.3 kW ducted system
DONSR07B1LA/DINLR07B1A
4 stars cooling · – dB(A)
FAQ
Mitsubishi Electric SUZ-M25VAD-A/SEZ-M25DA: common questions
How much does the Mitsubishi Electric SEZ-M Bulkhead 2.5 kW ducted system cost installed?
Typically $6,500 to $10,500 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 Mitsubishi Electric SEZ-M Bulkhead 2.5 kW ducted system cost to run?
Using the energy label's annual figures at 33c/kWh: about $275 a year in a hot zone, $237 in an average zone and $448 in a cold zone. The label assumes typical use; yours will differ with hours, set temperature and insulation.
Where is the Mitsubishi Electric SUZ-M25VAD-A/SEZ-M25DA made?
The Energy Rating register lists the country of manufacture as Thailand.
Sources
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