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 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
4% less electricity than the median of 20 comparable 5 kW reverse cycle fixed registrations (2,128 kWh a year) in the cold zone. Uses less than 70% 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 that use less electricity
Same configuration and type, cooling capacity within 12% of 5.2 kW, at least 3% lower annual kWh in the cold zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Hyundai HYSMHS52OTA5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 | |
| Hyundai HYSMHS52OTC5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 | |
| Bonaire H2M052S2AE5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 | |
| TCL TFM2-18CHD/DVO5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 |
Heat pumps similar to the Rinnai MON2H05B
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Bonaire H2M052S2AE5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 | |
| Toshiba RAS-2M18B2AVG-A5.6 kW heating5.2 kW cooling2,002 kWh/yr | 4 | $661 | |
| Mitsubishi Electric MXZ-2F52VGD6.1 kW heating5.2 kW cooling2,170 kWh/yr | 3.5 | $716 | |
| Mitsubishi Electric MXZ-2F52VF6.1 kW heating5.2 kW cooling2,305 kWh/yr | 3.5 | $761 | |
| Kaden KM5.25.4 kW heating5.2 kW cooling2,057 kWh/yr | 3.5 | $679 | |
| Bonaire H3M055S1AE5 kW heating5.2 kW cooling2,013 kWh/yr | 3.5 | $664 | |
| Hyundai HYSMHS52OTB5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 | |
| Hyundai HYSMHS52OTA5.2 kW heating5.2 kW cooling1,883 kWh/yr | 3.5 | $621 |
Compare MON2H05B with another model
Rinnai MON2H05B specifications
- Type
- Reverse cycle
- Configuration
- Fixed
- Air distribution
- 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 (23 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_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_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 |
|---|---|---|---|---|
| MON2H05B | AAC8577 | 3.5 | 2,041 | 12 January 2030 |
| MON2H05B1LA | AAC9072 | 3.5 | 2,152 | 9 July 2030 |
New Zealand E3 registration details
- Registration number
- ZAC0830
- GEMS registration id
- 173679
- Status
- approved, available (self-reported)
- Registration expires
- n/a (NZ registration)
- Registered for sale in
- New Zealand
- Family
- –
- Regulatory standard
- [SEER Multi-Split <=65kW] (Air Conditioners up to 65kW) EE Regulations 2020 Schedule 2A
- 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 19 September 2026; last checked 20 September 2026. How the derived figures are calculated.