New Zealand · costs in NZD

Reverse cycle split system air conditioner, floor mounted

Mitsubishi Electric MUFZ-KW50VG2/MFZ-KW50VGK Heat Pump

Mitsubishi Electric MUFZ-KW50VG2/MFZ-KW50VGK is a 5 kW reverse cycle split system heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC8313).

c/kWh
Energy rating (cooling)
2.5
Heating: 2
Annual electricity use
2,319 kWh
313 cooling + 2,006 heating
Estimated running cost
$765 / year
$64 / month · $7,653 over 10 years
Capacity
5 kW cooling
5.8 kW heating

8% more electricity than the median of 236 comparable 5 kW reverse cycle split system registrations (2,154 kWh a year) in the cold zone. Uses less than 24% of them.

Across all 3,611 air conditioner registrations sold in Australia, it uses less than 71% (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 Electric MUFZ-KW50VG2 running cost by climate zone

Climate zonekWh / yearPer year10 years
Cold zone 2,319$765$7,653
Mixed zone 1,240$409$4,092
Hot zone 1,535$507$5,066

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

ModelStarsEst. cost / yrCompare
Daikin RXM46AVMA / FTXM46AVMA4.7 kW heating4.6 kW cooling1,543 kWh/yr4.5$509
Daikin RXM46WVMA / FTXM46WVMA4.7 kW heating4.6 kW cooling1,571 kWh/yr4.5$518
Gree GWH15AGDXD-K6DNA1A/O / GWH15AGDXD-K6DNA1A/I4.7 kW heating4.6 kW cooling1,835 kWh/yr4$606
Gree GWH15QDXE-K6DNA1A/O / GWH15QDXE-K6DNA1A/I4.7 kW heating4.6 kW cooling1,839 kWh/yr3$607
Midea MFCA50VA-W/MFCA50VA-N5.2 kW heating5.2 kW cooling1,841 kWh/yr4.5$608

Heat pumps similar to the Mitsubishi Electric MUFZ-KW50VG2

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

ModelStarsEst. cost / yrCompare
Actron Air WRC-050CS / WRE-050CS5 kW heating5 kW cooling1,936 kWh/yr5$639
Daikin RXM50AVMA / FTXM50AVMA6 kW heating5 kW cooling1,881 kWh/yr5.5$621
Panasonic CU-HZ50DKR / CS-HZ50DKR6 kW heating5 kW cooling1,940 kWh/yr5.5$640
Haier 1U50PFHRA / AS50PFHRA5.3 kW heating5 kW cooling1,973 kWh/yr4$651
Pioneer International HPR-18A25.1 kW heating5 kW cooling1,968 kWh/yr4$649
Panasonic U-50PZ3R5/S-50PY3E5 kW heating5 kW cooling1,982 kWh/yr2.5$654
Daikin RXM50WVMA / FTXM50WVMA6 kW heating5 kW cooling1,903 kWh/yr5$628
Toshiba RAV-GP561ATP-A/RAV-GM561UTP-A5.6 kW heating5 kW cooling1,963 kWh/yr4$648

Compare MUFZ-KW50VG2/MFZ-KW50VGK with another model

Mitsubishi Electric MUFZ-KW50VG2 specifications

Type
Reverse cycle
Configuration
Split system
Air distribution
Non-ducted
Indoor unit
Floor mounted
Rated cooling capacity (35 °C)
5.00 kW
Cooling power input
1.32 kW
Rated heating capacity (7 °C)
5.80 kW
Heating power input
1.53 kW
EER, full load (tested)
3.95
COP, full load (tested)
3.92
Rated AEER
3.77
Rated ACOP
3.77
Standby power (PIA)
2.3 W
Compressor
Variable speed, Inverter
Refrigerant
R32
Power supply
Single phase
Indoor sound power
52.8 dB(A)
Outdoor sound power
58.9 dB(A)
Demand response (AS/NZS 4755)
No
Country of manufacture
Japan

Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.

Mitsubishi Electric MUFZ-KW50VG2 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––710640
Coldresidential2.52.03132,006
Mixedcommercial––885336
Mixedresidential2.52.5483757
Hotcommercial––1,93770
Hotresidential3.03.01,425110
Part-load test points (20 values)
h__h2_ext_cap_power_rated
2120 W
c__t1_half_cap_power_rated
590 W
c__t1_have_min_cap_results
No
h__h1_half_cap_power_rated
570 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
2900 W
h__h2_is_capable_extended_load
Yes
c__low_temp_full_cap_power_rated
1206.48 W
c__low_temp_half_cap_power_rated
539.26 W
c__low_temp_have_min_cap_results
No
c__t1_half_cap_cooling_cap_rated
2500 W
c__low_temp_have_half_cap_results
No
c__low_temp_full_cap_cooling_cap_rated
5385 W
c__low_temp_half_cap_cooling_cap_rated
2692.5 W

Other model numbers on registration AAC8313

Registered together and sharing the same test results. Usually variants of the same unit.

New Zealand E3 registration details

Registration number
AAC8313
GEMS registration id
162781
Status
approved, available (self-reported)
Registration expires
26 June 2029
Registered for sale in
Australia, New Zealand
Family
MUFZ-KW50VG2/MFZ-KW50VGK Series
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 9

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: MitsubishiElectric.com.au. How the derived figures are calculated.