Australia · costs in AUD
Cooling only split system air conditioner, wall hung
Mitsubishi Electric MUY-GY90VFD/MSY-GY90VFD Air Conditioner
Mitsubishi Electric MUY-GY90VFD/MSY-GY90VFD is a 9 kW cooling only split system air conditioner registered under Australia’s Energy Rating (GEMS) scheme (registration AAC7833).
- Energy rating (cooling)
- 3
- Annual electricity use
- 789 kWh
- Estimated running cost
- $252 / year
- $21 / month · $2,525 over 10 years
- Capacity
- 9 kW cooling
4% less electricity than the median of 6 comparable 10 kW cooling only split system registrations (822 kWh a year) in the mixed zone. Uses less than 67% of them.
Across all 3,680 air conditioner registrations sold in Australia, it uses less than 83% (this compares very different sizes, so the cohort figure above is the useful one).
Annual kWh is the government label figure for a residential user in the mixed zone (Richmond NSW climate: Sydney, Melbourne, Adelaide, Perth). Mixed climate zone shown by default (Sydney, Melbourne, Adelaide, Perth); switch to cold or hot. Cost = kWh × 32c/kWh in AUD; change the price above to your tariff.
Mitsubishi Electric MUY-GY90VFD running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 487 | $156 | $1,558 |
| Mixed zone | 789 | $252 | $2,525 |
| Hot zone | 2,347 | $751 | $7,510 |
At 32c/kWh. Formula: cost = annual kWh × price. The kWh figure is the label’s residential estimate for that zone; commercial-profile figures are in the specifications.
Air conditioners that use less electricity
Same configuration and type, cooling capacity within 12% of 9 kW, at least 3% lower annual kWh in the mixed zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Fujitsu AOTH30CNTA/ASTH30CNTA8.5 kW cooling651 kWh/yr | 4 | $208 | |
| Gree GWC28ATEXF-K6DNA1A/O / GWC28ATEXF-K6DNA1A/I8.2 kW cooling673 kWh/yr | 3.5 | $215 | |
| Mitsubishi Electric MUY-GW80VFD/MSY-GW80VFD8 kW cooling690 kWh/yr | 3 | $221 | |
| Mitsubishi Electric MUY-GW80VFD2/MSY-GW80VFD2 Series8 kW cooling690 kWh/yr | 3 | $221 | |
| Panasonic CU-U80AKR / CS-U80AKR8 kW cooling714 kWh/yr | 3 | $228 |
Air conditioners similar to the Mitsubishi Electric MUY-GY90VFD
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Fujitsu AOTG34CMTA/ASTG34CMTA9.4 kW cooling904 kWh/yr | 2.5 | $289 | |
| Daikin RKM95P2VMA / FTKM95P2VMA9.4 kW cooling944 kWh/yr | 2.5 | $302 | |
| Fujitsu AOTH30CNTA/ASTH30CNTA8.5 kW cooling651 kWh/yr | 4 | $208 | |
| Daikin RKM85WVMA / FTKM85WVMA8.5 kW cooling718 kWh/yr | 3 | $230 | |
| Gree GWC28ATEXF-K6DNA1A/O / GWC28ATEXF-K6DNA1A/I8.2 kW cooling673 kWh/yr | 3.5 | $215 | |
| Panasonic CU-U80XKR / CS-U80XKR8 kW cooling714 kWh/yr | 3 | $228 |
Other Mitsubishi Electric models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Mitsubishi Electric MUY-GY90VFD/MSY-GY90VFD29 kW cooling771 kWh/yr | 3 | $247 | |
| Mitsubishi Electric MUY-GY90VFD2/MSY-GY90VFD2 Series9 kW cooling771 kWh/yr | 3 | $247 |
Compare MUY-GY90VFD/MSY-GY90VFD with another model
Mitsubishi Electric MUY-GY90VFD specifications
- Type
- Cooling only
- Configuration
- Split system
- Air distribution
- Non-ducted
- Indoor unit
- Wall hung
- Rated cooling capacity (35 °C)
- 9.00 kW
- Cooling power input
- 2.78 kW
- Rated heating capacity (7 °C)
- –
- Heating power input
- –
- EER, full load (tested)
- 3.41
- COP, full load (tested)
- –
- Rated AEER
- 3.23
- Rated ACOP
- –
- Standby power (PIA)
- 1.0 W
- Compressor
- Variable speed, Inverter
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- 63.6 dB(A)
- Outdoor sound power
- 65.1 dB(A)
- Demand response (AS/NZS 4755)
- Yes
- Country of manufacture
- Thailand
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Mitsubishi Electric MUY-GY90VFD zoned energy rating figures
As published for each climate zone. Residential figures drive the star ratings; commercial figures assume a commercial usage pattern.
| Zone | Profile | Cooling stars | Heating stars | Cooling kWh | Heating kWh |
|---|---|---|---|---|---|
| Coldcommercial | commercial | – | – | 1,060 | – |
| Coldresidential | residential | 3.5 | – | 487 | – |
| Mixedcommercial | commercial | – | – | 1,362 | – |
| Mixedresidential | residential | 3.0 | – | 789 | – |
| Hotcommercial | commercial | – | – | 3,117 | – |
| Hotresidential | residential | 3.5 | – | 2,347 | – |
Part-load test points (9 values)
- c__t1_half_cap_power_rated
- 830 W
- c__t1_have_min_cap_results
- No
- c__low_temp_full_cap_power_rated
- 2540.92 W
- c__low_temp_half_cap_power_rated
- 758.62 W
- c__low_temp_have_min_cap_results
- No
- c__t1_half_cap_cooling_cap_rated
- 4500 W
- c__low_temp_have_half_cap_results
- No
- c__low_temp_full_cap_cooling_cap_rated
- 9693 W
- c__low_temp_half_cap_cooling_cap_rated
- 4846.5 W
Related Mitsubishi Electric model numbers starting with MUYGY90VFDMSYGY90VFD
1 model numbers on 1 other registration. Variants registered separately can carry different star ratings and energy figures; check the registration number on the label.
| Model | Registration | Stars | kWh / yr | Registration expires |
|---|---|---|---|---|
| MUY-GY90VFD/MSY-GY90VFD2 | AAC9069 | 3 | 771 | 8 July 2030 |
Australian GEMS registration details
- Registration number
- AAC7833
- GEMS registration id
- 157142
- Status
- approved, available (self-reported)
- Registration expires
- 11 October 2028
- Registered for sale in
- Australia, New Zealand
- Family
- –
- Regulatory standard
- [SEER Non Multi-Split <=65kW] GEMS (Air Conditioners up to 65kW) Determination 2019
- Test standard
- AS/NZS 3823.1.1:2012
- MEPS
- 2019
- Product class
- Class 9
Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via data.gov.au (CC BY 3.0 AU). Dataset published 25 September 2026; last checked 26 September 2026. Manufacturer: MitsubishiElectric.com.au. How the derived figures are calculated.