New Zealand · costs in NZD
Reverse cycle fixed air conditioner
Hitachi RAM-G55N3HCE Heat Pump
Hitachi RAM-G55N3HCE is a 5.5 kW reverse cycle fixed heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC9911).
- Energy rating (cooling)
- 4.5
- Heating: 2.5
- Annual electricity use
- 2,473 kWh
- 248 cooling + 2,225 heating
- Estimated running cost
- $816 / year
- $68 / month · $8,161 over 10 years
- Capacity
- 5.5 kW cooling
- 6.8 kW heating
Only 2 comparable registrations in this cohort, so no percentile is shown.
Across all 3,612 air conditioner registrations sold in Australia, it uses less than 69% (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.
Hitachi RAM-G55N3HCE running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 2,473 | $816 | $8,161 |
| Mixed zone | 1,215 | $401 | $4,010 |
| Hot zone | 1,256 | $414 | $4,145 |
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 5.5 kW, at least 3% lower annual kWh in the cold zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Haier 3U55S2PR1FA5 kW heating5.2 kW cooling2,013 kWh/yr | 3.5 | $664 | |
| Rinnai MON2H05B5.3 kW heating5.2 kW cooling2,041 kWh/yr | 3.5 | $674 | |
| Haier 2U50MEAFRA5.6 kW heating5 kW cooling2,130 kWh/yr | 4.5 | $703 | |
| Rinnai MON2H05B1LA5.4 kW heating5.4 kW cooling2,152 kWh/yr | 3.5 | $710 | |
| Braemar NCHV53D125.3 kW heating5.2 kW cooling2,158 kWh/yr | 2.5 | $712 |
Heat pumps similar to the Hitachi RAM-G55N3HCE
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Haier 3U55S2PR1FA5.8 kW heating5.5 kW cooling2,455 kWh/yr | 2.5 | $810 | |
| Rinnai MON2H05B1LA5.4 kW heating5.4 kW cooling2,152 kWh/yr | 3.5 | $710 | |
| Braemar NCHV05D12B5.6 kW heating5.3 kW cooling2,181 kWh/yr | 3 | $720 | |
| Braemar NCHV53D125.3 kW heating5.2 kW cooling2,158 kWh/yr | 2.5 | $712 | |
| Rinnai MON2H05B5.3 kW heating5.2 kW cooling2,041 kWh/yr | 3.5 | $674 | |
| Daikin 3MXM52RVMA6.8 kW heating5.2 kW cooling2,447 kWh/yr | 2.5 | $808 | |
| Haier 3U55S2PR1FA5 kW heating5.2 kW cooling2,013 kWh/yr | 3.5 | $664 | |
| Daikin 3MXM52R2VMA6.8 kW heating5.2 kW cooling2,447 kWh/yr | 2.5 | $808 |
Compare RAM-G55N3HCE with another model
Hitachi RAM-G55N3HCE specifications
- Type
- Reverse cycle
- Configuration
- Fixed
- Air distribution
- Ducted or non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 5.50 kW
- Cooling power input
- 1.30 kW
- Rated heating capacity (7 °C)
- 6.80 kW
- Heating power input
- 1.61 kW
- EER, full load (tested)
- 4.27
- COP, full load (tested)
- 4.70
- Rated AEER
- 4.20
- Rated ACOP
- 4.20
- Standby power (PIA)
- 3.0 W
- Compressor
- Variable speed, Inverter
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 64 dB(A)
- Demand response (AS/NZS 4755)
- Yes
- Country of manufacture
- Malaysia
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Hitachi RAM-G55N3HCE 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 | – | – | 483 | 707 |
| Coldresidential | residential | 4.5 | 2.5 | 248 | 2,225 |
| Mixedcommercial | commercial | – | – | 641 | 366 |
| Mixedresidential | residential | 4.0 | 3.0 | 394 | 821 |
| Hotcommercial | commercial | – | – | 1,459 | 77 |
| Hotresidential | residential | 4.5 | 3.5 | 1,135 | 121 |
Part-load test points (18 values)
- h__h2_ext_cap_power_rated
- 1800 W
- c__t1_half_cap_power_rated
- 520 W
- c__t1_have_min_cap_results
- No
- h__h1_half_cap_power_rated
- 620 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
- 6000 W
- h__h1_half_cap_heat_cap_rated
- 3400 W
- h__h2_is_capable_extended_load
- Yes
- c__low_temp_half_cap_power_rated
- 450 W
- c__low_temp_have_min_cap_results
- No
- c__t1_half_cap_cooling_cap_rated
- 2750 W
- c__low_temp_have_half_cap_results
- Yes
- c__low_temp_half_cap_cooling_cap_rated
- 3390 W
New Zealand E3 registration details
- Registration number
- AAC9911
- GEMS registration id
- 176802
- Status
- approved, available (self-reported)
- Registration expires
- 1 March 2031
- 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 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: temperzone.com. How the derived figures are calculated.