New Zealand · costs in NZD
Reverse cycle fixed air conditioner
Rinnai MON2H05B Heat Pump
Rinnai MON2H05B is a 5.2 kW reverse cycle fixed heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC8577).
A newer registration of this model exists: ZAC0830.
- Energy rating (cooling)
- 3.5
- Heating: 2
- Annual electricity use
- 2,041 kWh
- 260 cooling + 1,781 heating
- Estimated running cost
- $674 / year
- $56 / month · $6,735 over 10 years
- Capacity
- 5.2 kW cooling
- 5.3 kW heating
5% less electricity than the median of 8 comparable 5 kW reverse cycle fixed registrations (2,155 kWh a year) in the cold zone. Uses less than 75% of them.
Across all 3,611 air conditioner registrations sold in Australia, it uses less than 76% (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.
Rinnai MON2H05B running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 2,041 | $674 | $6,735 |
| Mixed zone | 1,069 | $353 | $3,528 |
| Hot zone | 1,267 | $418 | $4,181 |
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 similar to the Rinnai MON2H05B
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| 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 | |
| Braemar NCHV53D125.3 kW heating5.2 kW cooling2,158 kWh/yr | 2.5 | $712 | |
| Braemar NCHV05D12B5.6 kW heating5.3 kW cooling2,181 kWh/yr | 3 | $720 | |
| Haier 2U50MEAFRA5.6 kW heating5 kW cooling2,130 kWh/yr | 4.5 | $703 | |
| Hitachi RAM-G55N3HCE6.8 kW heating5.5 kW cooling2,473 kWh/yr | 4.5 | $816 |
Other Rinnai models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Rinnai MON2H05B1LA5.4 kW heating5.4 kW cooling2,152 kWh/yr | 3.5 | $710 |
Compare MON2H05B with another model
Rinnai MON2H05B specifications
- Type
- Reverse cycle
- Configuration
- Fixed
- Air distribution
- Ducted or non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 5.20 kW
- Cooling power input
- 1.46 kW
- Rated heating capacity (7 °C)
- 5.30 kW
- Heating power input
- 1.27 kW
- EER, full load (tested)
- 3.81
- COP, full load (tested)
- 4.39
- Rated AEER
- 3.50
- Rated ACOP
- 4.08
- Standby power (PIA)
- 9.0 W
- Compressor
- Variable speed, Inverter
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 59.1 dB(A)
- Demand response (AS/NZS 4755)
- Yes
- Country of manufacture
- China
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Rinnai MON2H05B 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 | – | – | 421 | 568 |
| Coldresidential | residential | 3.5 | 2.0 | 260 | 1,781 |
| Mixedcommercial | commercial | – | – | 583 | 297 |
| Mixedresidential | residential | 3.5 | 3.0 | 410 | 659 |
| Hotcommercial | commercial | – | – | 1,433 | 73 |
| Hotresidential | residential | 4.0 | 3.5 | 1,158 | 109 |
Part-load test points (25 values)
- c__t1_min_cap_power_rated
- 217.5 W
- h__h1_min_cap_power_rated
- 360.9 W
- h__h2_ext_cap_power_rated
- 1306.4 W
- c__t1_half_cap_power_rated
- 481.2 W
- c__t1_have_min_cap_results
- Yes
- h__h1_half_cap_power_rated
- 495.8 W
- h__h1_have_min_cap_results
- Yes
- 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__h1_min_cap_heat_cap_rated
- 1936.9 W
- h__h2_ext_cap_heat_cap_rated
- 4419.1 W
- h__h1_half_cap_heat_cap_rated
- 2684.3 W
- h__h2_is_capable_extended_load
- Yes
- c__low_temp_min_cap_power_rated
- 169.5 W
- c__t1_min_cap_cooling_cap_rated
- 1185.5 W
- c__low_temp_full_cap_power_rated
- 1329.8700000000001 W
- c__low_temp_half_cap_power_rated
- 365.6 W
- c__t1_half_cap_cooling_cap_rated
- 2664 W
- c__low_temp_have_half_cap_results
- Yes
- c__low_temp_min_cap_cooling_cap_rated
- 1436.1 W
- c__low_temp_full_cap_cooling_cap_rated
- 5600.4 W
- c__low_temp_half_cap_cooling_cap_rated
- 2680.8 W
Related Rinnai model numbers starting with MON2H05B
2 model numbers on 2 other registrations. 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 |
|---|---|---|---|---|
| MON2H05B1LA | AAC9072 | 3.5 | 2,152 | 9 July 2030 |
| MON2H05B | ZAC0830 | 3.5 | 2,041 | n/a |
New Zealand E3 registration details
- Registration number
- AAC8577
- GEMS registration id
- 166131
- Status
- approved, available (self-reported)
- Registration expires
- 12 January 2030
- 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: rinnai.com.au. How the derived figures are calculated.