New Zealand · costs in NZD

Reverse cycle split system air conditioner, wall hung

Mitsubishi Heavy Industries SRC25ZSXA-W / SRK25ZSXA-W Heat Pump

Mitsubishi Heavy Industries SRC25ZSXA-W / SRK25ZSXA-W is a 2.5 kW reverse cycle split system heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC8728).

c/kWh
Energy rating (cooling)
4.5
Heating: 3.5
Annual electricity use
920 kWh
107 cooling + 813 heating
Estimated running cost
$304 / year
$25 / month · $3,036 over 10 years
Capacity
2.5 kW cooling
3.2 kW heating

14% less electricity than the median of 177 comparable 2.5 kW reverse cycle split system registrations (1,073 kWh a year) in the cold zone. Uses less than 81% of them.

Across all 3,611 air conditioner registrations sold in Australia, it uses less than 90% (this compares very different sizes, so the cohort figure above is the useful one).

coolingheatingClick a zone to use it across the page.

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 SRC25ZSXA-W running cost by climate zone

Climate zonekWh / yearPer year10 years
Cold zone 920$304$3,036
Mixed zone 483$159$1,594
Hot zone 518$171$1,709

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 2.5 kW, at least 3% lower annual kWh in the cold zone.

ModelStarsEst. cost / yrCompare
Hitachi RAC-VJ25NHAE/RAI-VJ25RHAE3.5 kW heating2.5 kW cooling653 kWh/yr4$215
Daikin RXM20AVMA / FTXM20AVMA2.7 kW heating2.2 kW cooling725 kWh/yr6$239
Midea MFEP26VA-W/MFEP26VA-N2.7 kW heating2.6 kW cooling776 kWh/yr6.5$256
Actron Air WRC-026DS / WRE-026DS2.7 kW heating2.6 kW cooling790 kWh/yr7$261
Midea MFEP26VB-W/MFEP26VB-N2.7 kW heating2.6 kW cooling790 kWh/yr7$261

Heat pumps similar to the Mitsubishi Heavy Industries SRC25ZSXA-W

Technically comparable registrations: same configuration and type, capacity within 12%.

ModelStarsEst. cost / yrCompare
Rinnai HSNRTX252.8 kW heating2.5 kW cooling897 kWh/yr5$296
Carrier 38QAF026N8/42QAF026N82.8 kW heating2.5 kW cooling897 kWh/yr5$296
Midea MFAG26VB-W/MFAG26VB-N2.8 kW heating2.5 kW cooling897 kWh/yr5$296
Pioneer International HPR-09A22.6 kW heating2.5 kW cooling845 kWh/yr4$279
Carrier 38QRF026N8/42QRF026N82.8 kW heating2.5 kW cooling897 kWh/yr5$296
Rinnai HONRTX25/HINRTX252.8 kW heating2.5 kW cooling897 kWh/yr5$296
Daikin RXM25AVMA / FTXM25AVMA3.2 kW heating2.5 kW cooling888 kWh/yr6$293
Kaden KSI-2.52.8 kW heating2.5 kW cooling897 kWh/yr5$296

Compare SRC25ZSXA-W / SRK25ZSXA-W with another model

Mitsubishi Heavy Industries SRC25ZSXA-W specifications

Type
Reverse cycle
Configuration
Split system
Air distribution
Non-ducted
Indoor unit
Wall hung
Rated cooling capacity (35 °C)
2.50 kW
Cooling power input
0.44 kW
Rated heating capacity (7 °C)
3.20 kW
Heating power input
0.59 kW
EER, full load (tested)
5.67
COP, full load (tested)
5.60
Rated AEER
5.56
Rated ACOP
5.33
Standby power (PIA)
2.9 W
Compressor
Variable speed, Inverter
Refrigerant
R32
Power supply
Single phase
Indoor sound power
55 dB(A)
Outdoor sound power
57 dB(A)
Demand response (AS/NZS 4755)
Yes (mode 1 on off, mode 2 50 percent, mode 3 75 percent)
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 SRC25ZSXA-W zoned energy rating figures

As published for each climate zone. Residential figures drive the star ratings; commercial figures assume a commercial usage pattern.

ZoneCooling starsHeating starsCooling kWhHeating kWh
Coldcommercial––232268
Coldresidential4.53.5107813
Mixedcommercial––288146
Mixedresidential4.54.0164319
Hotcommercial––62734
Hotresidential5.04.546652
Part-load test points (15 values)
h__h2_ext_cap_power_rated
1320 W
c__t1_half_cap_power_rated
185 W
c__t1_have_min_cap_results
No
h__h1_half_cap_power_rated
245 W
h__h1_have_min_cap_results
No
h__h3_have_ext_cap_results
No
h__h2_have_full_cap_results
No
h__h3_have_full_cap_results
No
h__h3_have_half_cap_results
No
h__h2_ext_cap_heat_cap_rated
4200 W
h__h1_half_cap_heat_cap_rated
1600 W
h__h2_is_capable_extended_load
Yes
c__low_temp_have_min_cap_results
No
c__t1_half_cap_cooling_cap_rated
1250 W
c__low_temp_have_half_cap_results
No

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.

ModelRegistrationStarskWh / yr
SRC25ZSXA-W/SRK25ZSXA-WFAAC77394.5923

New Zealand E3 registration details

Registration number
AAC8728
GEMS registration id
166575
Status
approved, available (self-reported)
Registration expires
31 March 2030
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 8

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.