New Zealand · costs in NZD
Reverse cycle multi-split / vrf air conditioner
Mitsubishi Heavy Industries SCM45ZS-W Heat Pump
Mitsubishi Heavy Industries SCM45ZS-W is a 4.5 kW reverse cycle multi-split / vrf heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC8350).
- Energy rating (cooling)
- 4
- Heating: 3
- Annual electricity use
- 1,683 kWh
- 210 cooling + 1,473 heating
- Estimated running cost
- $555 / year
- $46 / month · $5,554 over 10 years
- Capacity
- 4.5 kW cooling
- 5.3 kW heating
Only 1 comparable registration in this cohort, so no percentile is shown.
Across all 3,611 air conditioner registrations sold in Australia, it uses less than 79% (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.
Mitsubishi Heavy Industries SCM45ZS-W running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 1,683 | $555 | $5,554 |
| Mixed zone | 897 | $296 | $2,960 |
| Hot zone | 1,034 | $341 | $3,412 |
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 that use less electricity
Same configuration and type, cooling capacity within 12% of 4.5 kW, at least 3% lower annual kWh in the cold zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Mitsubishi Heavy Industries SCM40ZS-W4.5 kW heating4 kW cooling1,376 kWh/yr | 4 | $454 |
Heat pumps similar to the Mitsubishi Heavy Industries SCM45ZS-W
Technically comparable registrations: same configuration and type, capacity within 12%.
No comparable registrations from other brands.
Other Mitsubishi Heavy Industries models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Mitsubishi Heavy Industries SCM40ZS-W4.5 kW heating4 kW cooling1,376 kWh/yr | 4 | $454 |
Compare SCM45ZS-W with another model
Mitsubishi Heavy Industries SCM45ZS-W specifications
- Type
- Reverse cycle
- Configuration
- Multi-split / VRF
- Air distribution
- Ducted or non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 4.50 kW
- Cooling power input
- 0.96 kW
- Rated heating capacity (7 °C)
- 5.30 kW
- Heating power input
- 1.06 kW
- EER, full load (tested)
- 4.80
- COP, full load (tested)
- 5.10
- Rated AEER
- 4.62
- Rated ACOP
- 4.93
- Standby power (PIA)
- 4.2 W
- Compressor
- Variable speed, Inverter
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 63 dB(A)
- Demand response (AS/NZS 4755)
- No
- 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 Heavy Industries SCM45ZS-W 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 | – | – | 455 | 483 |
| Coldresidential | residential | 4.0 | 3.0 | 210 | 1,473 |
| Mixedcommercial | commercial | – | – | 571 | 259 |
| Mixedresidential | residential | 4.0 | 3.5 | 327 | 570 |
| Hotcommercial | commercial | – | – | 1,262 | 59 |
| Hotresidential | residential | 4.5 | 4.0 | 943 | 91 |
Part-load test points (20 values)
- h__h2_ext_cap_power_rated
- 1770 W
- c__t1_half_cap_power_rated
- 360 W
- c__t1_have_min_cap_results
- No
- h__h1_half_cap_power_rated
- 440 W
- h__h1_have_min_cap_results
- No
- h__h3_have_ext_cap_results
- No
- 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
- 5900 W
- h__h1_half_cap_heat_cap_rated
- 2650 W
- h__h2_is_capable_extended_load
- Yes
- c__low_temp_full_cap_power_rated
- 877.44 W
- c__low_temp_half_cap_power_rated
- 329.04 W
- c__low_temp_have_min_cap_results
- No
- c__t1_half_cap_cooling_cap_rated
- 2250 W
- c__low_temp_have_half_cap_results
- No
- c__low_temp_full_cap_cooling_cap_rated
- 4846.5 W
- c__low_temp_half_cap_cooling_cap_rated
- 2423.25 W
New Zealand E3 registration details
- Registration number
- AAC8350
- GEMS registration id
- 163309
- Status
- approved, available (self-reported)
- Registration expires
- 14 July 2029
- Registered for sale in
- Australia, 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 19
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. Manufacturer: mhiaa.com.au. How the derived figures are calculated.