Australia · costs in AUD
Reverse cycle multi-split / vrf air conditioner
Ers Tech ERS-AC24KWH Air Conditioner
Ers Tech ERS-AC24KWH is a 15.5 kW reverse cycle multi-split / vrf air conditioner registered under Australia’s Energy Rating (GEMS) scheme (registration AAC7831).
- Energy rating (cooling)
- 3.5
- Heating: 3.5
- Annual electricity use
- 3,193 kWh
- 1,211 cooling + 1,982 heating
- Estimated running cost
- $1,022 / year
- $85 / month · $10,218 over 10 years
- Capacity
- 15.5 kW cooling
- 19.5 kW heating
18% less electricity than the median of 30 comparable 16 kW reverse cycle multi-split / vrf registrations (3,899 kWh a year) in the mixed zone. Uses less than 93% of them.
Across all 3,681 air conditioner registrations sold in Australia, it uses less than 33% (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.
Ers Tech ERS-AC24KWH running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 6,060 | $1,939 | $19,392 |
| Mixed zone | 3,193 | $1,022 | $10,218 |
| Hot zone | 3,886 | $1,244 | $12,435 |
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 similar to the Ers Tech ERS-AC24KWH
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Hisense AVW-54HJFAH117 kW heating15.5 kW cooling3,586 kWh/yr | 3 | $1,148 | |
| Smart User SMV-V180W/N119 kW heating15.5 kW cooling3,113 kWh/yr | 3.5 | $996 | |
| Spt AV210C-921 kW heating15.5 kW cooling3,640 kWh/yr | 3.5 | $1,165 | |
| Midea MDV-V160WHN8(At)15.5 kW heating15.5 kW cooling3,866 kWh/yr | 2 | $1,237 | |
| Toshiba MCY-MHP0604HS-A18 kW heating15.5 kW cooling3,635 kWh/yr | 3 | $1,163 | |
| Midea MDV-V200WN1(AU)21 kW heating15.5 kW cooling3,823 kWh/yr | 4 | $1,223 | |
| Carrier 38VS006181HCSG18 kW heating15.5 kW cooling3,635 kWh/yr | 3 | $1,163 | |
| Metro Heating & Cooling MHC-AC24KWH21 kW heating15.5 kW cooling3,683 kWh/yr | 3.5 | $1,179 |
Compare ERS-AC24KWH with another model
Ers Tech ERS-AC24KWH specifications
- Type
- Reverse cycle
- Configuration
- Multi-split / VRF
- Air distribution
- Non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 15.50 kW
- Cooling power input
- 3.60 kW
- Rated heating capacity (7 °C)
- 19.50 kW
- Heating power input
- 3.70 kW
- EER, full load (tested)
- 4.65
- COP, full load (tested)
- 5.30
- Rated AEER
- 4.29
- Rated ACOP
- 5.24
- Standby power (PIA)
- 5.5 W
- Compressor
- Variable speed
- Refrigerant
- R410A
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 55.6 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.
Ers Tech ERS-AC24KWH 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 | – | – | 1,725 | 1,699 |
| Coldresidential | residential | 4.0 | 3.0 | 777 | 5,283 |
| Mixedcommercial | commercial | – | – | 2,161 | 933 |
| Mixedresidential | residential | 3.5 | 3.5 | 1,211 | 1,982 |
| Hotcommercial | commercial | – | – | 4,857 | 193 |
| Hotresidential | residential | 4.0 | 4.0 | 3,593 | 293 |
Part-load test points (21 values)
- h__h2_ext_cap_power_rated
- 5050 W
- c__t1_half_cap_power_rated
- 1465 W
- c__t1_have_min_cap_results
- No
- h__h1_half_cap_power_rated
- 1615 W
- h__h1_have_min_cap_results
- No
- h__h3_have_ext_cap_results
- No
- c__t1_have_half_cap_results
- Yes
- h__h2_have_full_cap_results
- No
- h__h2_have_half_cap_results
- No
- h__h3_have_full_cap_results
- No
- h__h3_have_half_cap_results
- No
- h__h2_ext_cap_heat_cap_rated
- 19122 W
- h__h1_half_cap_heat_cap_rated
- 10430 W
- h__h2_is_capable_extended_load
- Yes
- c__low_temp_full_cap_power_rated
- 3280.68 W
- c__low_temp_half_cap_power_rated
- 1340.88 W
- c__low_temp_have_min_cap_results
- No
- c__t1_half_cap_cooling_cap_rated
- 8365 W
- c__low_temp_have_full_cap_results
- Yes
- c__low_temp_full_cap_cooling_cap_rated
- 16705 W
- c__low_temp_half_cap_cooling_cap_rated
- 9012.66 W
Related Ers Tech model numbers starting with ERSAC24KWH
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 |
|---|---|---|---|---|
| ERS-AC24KWH-G | AAC7977 | 3.5 | 3,683 | 19 December 2028 |
Australian GEMS registration details
- Registration number
- AAC7831
- GEMS registration id
- 157158
- Status
- approved, available (self-reported)
- Registration expires
- 11 October 2028
- Registered for sale in
- Australia, Fiji, New Zealand
- Family
- –
- Regulatory standard
- [SEER Multi-Split <=65kW] GEMS (Air Conditioners up to 65kW) Determination 2019
- Test standard
- AS/NZS 3823.1.4:2012
- MEPS
- 2019
- Product class
- Class 20
Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via data.gov.au (CC BY 3.0 AU). Dataset published 19 September 2026; last checked 20 September 2026. How the derived figures are calculated.