Australia · costs in AUD
Reverse cycle window / wall air conditioner
Kaden KW21 Air Conditioner
Kaden KW21 is a 6.1 kW reverse cycle window / wall air conditioner registered under Australia’s Energy Rating (GEMS) scheme (registration AAC8296).
A newer registration of this model exists: AAC10169.
- Energy rating (cooling)
- 1.5
- Heating: 0.5
- Annual electricity use
- 2,106 kWh
- 773 cooling + 1,333 heating
- Estimated running cost
- $674 / year
- $56 / month · $6,739 over 10 years
- Capacity
- 6.1 kW cooling
- 5.8 kW heating
About the same electricity as the median of 7 comparable 6 kW reverse cycle window / wall registrations (2,106 kWh a year) in the mixed zone. Uses less than 0% of them.
Across all 3,680 air conditioner registrations sold in Australia, it uses less than 49% (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.
Kaden KW21 running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 3,964 | $1,268 | $12,685 |
| Mixed zone | 2,106 | $674 | $6,739 |
| Hot zone | 2,481 | $794 | $7,939 |
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 6.1 kW, at least 3% lower annual kWh in the mixed zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Midea MWFF53H4.8 kW heating5.4 kW cooling1,721 kWh/yr | 1.5 | $551 | |
| Kaden KW215.5 kW heating6 kW cooling2,012 kWh/yr | 1.5 | $644 |
Air conditioners similar to the Kaden KW21
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Kelvinator KWH60HRF5.8 kW heating6.1 kW cooling2,106 kWh/yr | 1.5 | $674 | |
| Westinghouse WH605.8 kW heating6.1 kW cooling2,106 kWh/yr | 1.5 | $674 | |
| Westinghouse WWH60HWA5.8 kW heating6.1 kW cooling2,106 kWh/yr | 1.5 | $674 | |
| TECO TWW61HFWEG5.8 kW heating6.1 kW cooling2,106 kWh/yr | 1.5 | $674 | |
| Gree GJH21AE-K6NRNP1A5.7 kW heating6.1 kW cooling2,058 kWh/yr | 1.5 | $659 | |
| Gree GJH21AE-K6NRN**A5.7 kW heating6.1 kW cooling2,058 kWh/yr | 1.5 | $659 | |
| TECO TWW61HFWDG5.7 kW heating6.1 kW cooling2,058 kWh/yr | 1.5 | $659 |
Other Kaden models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Kaden KW215.5 kW heating6 kW cooling2,012 kWh/yr | 1.5 | $644 |
Compare KW21 with another model
Kaden KW21 specifications
- Type
- Reverse cycle
- Configuration
- Window / wall
- Air distribution
- Non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 6.09 kW
- Cooling power input
- 1.84 kW
- Rated heating capacity (7 °C)
- 5.80 kW
- Heating power input
- 1.77 kW
- EER, full load (tested)
- 3.37
- COP, full load (tested)
- 3.20
- Rated AEER
- 3.30
- Rated ACOP
- 3.26
- Standby power (PIA)
- 1.9 W
- Compressor
- Fixed speed
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- 65.3 dB(A)
- Outdoor sound power
- 73 dB(A)
- Demand response (AS/NZS 4755)
- No
- Country of manufacture
- China
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Kaden KW21 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 | – | – | 1,187 | 1,079 |
| Coldresidential | residential | 1.5 | 0.5 | 510 | 3,454 |
| Mixedcommercial | commercial | – | – | 1,466 | 568 |
| Mixedresidential | residential | 1.5 | 0.5 | 773 | 1,333 |
| Hotcommercial | commercial | – | – | 3,168 | 114 |
| Hotresidential | residential | 1.5 | 1.0 | 2,297 | 184 |
Part-load test points (6 values)
- h__h2_full_cap_power_rated
- 1470 W
- h__h3_have_full_cap_results
- No
- h__h2_full_cap_heat_cap_rated
- 3450 W
- c__low_temp_full_cap_power_rated
- 1650 W
- c__low_temp_have_full_cap_results
- Yes
- c__low_temp_full_cap_cooling_cap_rated
- 6350 W
Related Kaden model numbers starting with KW21
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 |
|---|---|---|---|---|
| KW21 | AAC10169 | 1.5 | 2,012 | 18 August 2031 |
Australian GEMS registration details
- Registration number
- AAC8296
- GEMS registration id
- 160520
- Status
- approved, available (self-reported)
- Registration expires
- 13 June 2029
- Registered for sale in
- Australia, Fiji, 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 5
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: reece.com.au. How the derived figures are calculated.