Australia · costs in AUD
Reverse cycle fixed air conditioner
Rinnai MON5H11B Air Conditioner
Rinnai MON5H11B is a 11.5 kW reverse cycle fixed air conditioner registered under Australia’s Energy Rating (GEMS) scheme (registration AAC7902).
A newer registration of this model exists: AAC8293.
- Energy rating (cooling)
- 3.5
- Heating: 2.5
- Annual electricity use
- 2,492 kWh
- 872 cooling + 1,620 heating
- Estimated running cost
- $797 / year
- $66 / month · $7,974 over 10 years
- Capacity
- 11.5 kW cooling
- 12.3 kW heating
About the same electricity as the median of 7 comparable 12.5 kW reverse cycle fixed registrations (2,492 kWh a year) in the mixed zone. Uses less than 43% of them.
Across all 3,680 air conditioner registrations sold in Australia, it uses less than 43% (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 mixed zone (Richmond NSW climate: Sydney, Melbourne, Adelaide, Perth). Mixed climate zone shown by default (Sydney, Melbourne, Adelaide, Perth); switch to cold or hot. Cost = kWh × 32c/kWh in AUD; change the price above to your tariff.
Rinnai MON5H11B running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 4,981 | $1,594 | $15,939 |
| Mixed zone | 2,492 | $797 | $7,974 |
| Hot zone | 2,667 | $853 | $8,534 |
At 32c/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.
Air conditioners that use less electricity
Same configuration and type, cooling capacity within 12% of 11.5 kW, at least 3% lower annual kWh in the mixed zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Braemar NCHV10D14B11.4 kW heating10.6 kW cooling2,217 kWh/yr | 3.5 | $709 | |
| Braemar NCHV10D1410.8 kW heating10.4 kW cooling2,309 kWh/yr | 3 | $739 | |
| Rinnai MON5H11B1LA12.5 kW heating11.6 kW cooling2,399 kWh/yr | 3.5 | $768 |
Air conditioners similar to the Rinnai MON5H11B
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Haier 5U125S2PN1FA12 kW heating12 kW cooling2,861 kWh/yr | 2.5 | $916 | |
| Haier 5U125S2PN1FA12.2 kW heating12.2 kW cooling2,512 kWh/yr | 3.5 | $804 | |
| Braemar NCHV12D15B12.6 kW heating12.3 kW cooling2,448 kWh/yr | 3.5 | $783 | |
| Braemar NCHV10D14B11.4 kW heating10.6 kW cooling2,217 kWh/yr | 3.5 | $709 |
Other Rinnai models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Rinnai MON5H11B12.3 kW heating11.5 kW cooling2,492 kWh/yr | 3.5 | $797 | |
| Rinnai MON5H11B1LA12.5 kW heating11.6 kW cooling2,399 kWh/yr | 3.5 | $768 |
Compare MON5H11B with another model
Rinnai MON5H11B specifications
- Type
- Reverse cycle
- Configuration
- Fixed
- Air distribution
- Ducted or non-ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 11.50 kW
- Cooling power input
- 3.10 kW
- Rated heating capacity (7 °C)
- 12.30 kW
- Heating power input
- 3.10 kW
- EER, full load (tested)
- 3.73
- COP, full load (tested)
- 3.81
- Rated AEER
- 3.64
- Rated ACOP
- 3.89
- Standby power (PIA)
- 18.2 W
- Compressor
- Variable speed, Inverter
- Refrigerant
- R32
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 67.9 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 MON5H11B 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 | – | – | 840 | 1,414 |
| Coldresidential | residential | 3.5 | 2.0 | 549 | 4,432 |
| Mixedcommercial | commercial | – | – | 1,222 | 739 |
| Mixedresidential | residential | 3.5 | 2.5 | 872 | 1,620 |
| Hotcommercial | commercial | – | – | 2,805 | 174 |
| Hotresidential | residential | 4.5 | 3.0 | 2,406 | 261 |
Part-load test points (25 values)
- c__t1_min_cap_power_rated
- 559 W
- h__h1_min_cap_power_rated
- 590 W
- h__h2_ext_cap_power_rated
- 3260 W
- c__t1_half_cap_power_rated
- 1157 W
- c__t1_have_min_cap_results
- Yes
- h__h1_half_cap_power_rated
- 1210 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
- 2670 W
- h__h2_ext_cap_heat_cap_rated
- 9942 W
- h__h1_half_cap_heat_cap_rated
- 6330 W
- h__h2_is_capable_extended_load
- Yes
- c__low_temp_min_cap_power_rated
- 448 W
- c__t1_min_cap_cooling_cap_rated
- 2881 W
- c__low_temp_full_cap_power_rated
- 2833.4 W
- c__low_temp_half_cap_power_rated
- 755 W
- c__t1_half_cap_cooling_cap_rated
- 5780 W
- c__low_temp_have_half_cap_results
- Yes
- c__low_temp_min_cap_cooling_cap_rated
- 3590 W
- c__low_temp_full_cap_cooling_cap_rated
- 12385.5 W
- c__low_temp_half_cap_cooling_cap_rated
- 5747 W
Related Rinnai model numbers starting with MON5H11B
3 model numbers on 3 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 |
|---|---|---|---|---|
| MON5H11B | AAC6873 | 3.5 | 2,675 | 16 August 2027 |
| MON5H11B | AAC8293 | 3.5 | 2,492 | 11 June 2029 |
| MON5H11B1LA | AAC9074 | 3.5 | 2,399 | 9 July 2030 |
Australian GEMS registration details
- Registration number
- AAC7902
- GEMS registration id
- 157613
- Status
- approved, available (self-reported)
- Registration expires
- 21 November 2028
- 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 20
Source: Australian Government Energy Rating (GEMS) registration data, DCCEEW via 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.