New Zealand · costs in NZD
Cooling only window / wall air conditioner
Westinghouse WH22 Heat Pump
Westinghouse WH22 is a 2.2 kW cooling only window / wall heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC8421).
- Energy rating (cooling)
- 2
- Annual electricity use
- 172 kWh
- Estimated running cost
- $57 / year
- $5 / month · $568 over 10 years
- Capacity
- 2.2 kW cooling
21% more electricity than the median of 19 comparable 2 kW cooling only window / wall registrations (142 kWh a year) in the cold zone. Uses less than 11% of them.
Across all 3,611 air conditioner registrations sold in Australia, it uses less than 99% (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 cold zone (Canberra climate: Canberra, Hobart, Ballarat, alpine areas). All of New Zealand is the cold zone on the Zoned Energy Rating Label. Cost = kWh × 33c/kWh in NZD; change the price above to your tariff.
Westinghouse WH22 running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 172 | $57 | $568 |
| Mixed zone | 261 | $86 | $861 |
| Hot zone | 769 | $254 | $2,538 |
At 33c/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.
Heat pumps similar to the Westinghouse WH22
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Kogan KAVWACI22YC2.2 kW cooling189 kWh/yr | 1.5 | $62 | |
| TECO TWW22CFAT2.2 kW cooling185 kWh/yr | 1.5 | $61 | |
| TECO TWW22CFWDG2.2 kW cooling172 kWh/yr | 2 | $57 | |
| Gree GJC07AK-K6NRNR1A2.2 kW cooling172 kWh/yr | 2 | $57 | |
| Gree GJC07AK-K6NRNB3C2.2 kW cooling172 kWh/yr | 2 | $57 | |
| Kogan KAVWACI22Y*2.2 kW cooling189 kWh/yr | 1.5 | $62 |
Other Westinghouse models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Westinghouse WWH22CWC2.3 kW cooling187 kWh/yr | 1.5 | $62 |
Compare WH22 with another model
Westinghouse WH22 specifications
- Type
- Cooling only
- Configuration
- Window / wall
- Air distribution
- Non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 2.20 kW
- Cooling power input
- 0.66 kW
- Rated heating capacity (7 °C)
- –
- Heating power input
- –
- EER, full load (tested)
- 3.45
- COP, full load (tested)
- –
- Rated AEER
- 3.32
- Rated ACOP
- –
- Standby power (PIA)
- 0.8 W
- Compressor
- Fixed speed
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- 59.4 dB(A)
- Outdoor sound power
- 64.2 dB(A)
- Demand response (AS/NZS 4755)
- No
- Dimensions (W×H×D)
- 560 × 375 × 668 mm
- Country of manufacture
- China
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Westinghouse WH22 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 | – | – | 379 | – |
| Coldresidential | residential | 2.0 | – | 172 | – |
| Mixedcommercial | commercial | – | – | 475 | – |
| Mixedresidential | residential | 2.0 | – | 261 | – |
| Hotcommercial | commercial | – | – | 1,043 | – |
| Hotresidential | residential | 2.0 | – | 769 | – |
Part-load test points (3 values)
- c__low_temp_full_cap_power_rated
- 605 W
- c__low_temp_have_full_cap_results
- Yes
- c__low_temp_full_cap_cooling_cap_rated
- 2580 W
Other model numbers on registration AAC8421
Registered together and sharing the same test results. Usually variants of the same unit.
New Zealand E3 registration details
- Registration number
- AAC8421
- GEMS registration id
- 164170
- Status
- approved, available (self-reported)
- Registration expires
- 28 August 2029
- Registered for sale in
- Australia, New Zealand
- Family
- WH22
- 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: E3 programme registration data (EECA, New Zealand) (trans-Tasman E3 registration data published by DCCEEW on data.gov.au, CC BY 3.0 AU). Dataset published 25 September 2026; last checked 26 September 2026. How the derived figures are calculated.