New Zealand · costs in NZD
Cooling only split system air conditioner
Lennox TSA048S4N43T/CH33-44/48B-2F-3 Heat Pump
Lennox TSA048S4N43T/CH33-44/48B-2F-3 is a 11.4 kW cooling only ducted split system heat pump registered for sale in New Zealand under the trans-Tasman E3 energy rating scheme (registration AAC6331).
- Energy rating (cooling)
- 1.5
- Annual electricity use
- 958 kWh
- Estimated running cost
- $316 / year
- $26 / month · $3,161 over 10 years
- Capacity
- 11.4 kW cooling
Only 4 comparable registrations in this cohort, so no percentile is shown.
Across all 3,612 air conditioner registrations sold in Australia, it uses less than 89% (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.
Lennox running cost by climate zone
| Climate zone | kWh / year | Per year | 10 years |
|---|---|---|---|
| Cold zone | 958 | $316 | $3,161 |
| Mixed zone | 1,416 | $467 | $4,673 |
| Hot zone | 3,942 | $1,301 | $13,009 |
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 11.4 kW, at least 3% lower annual kWh in the cold zone.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Bonaire CRC6940012/CRC694011212 kW cooling640 kWh/yr | 3.5 | $211 | |
| Lennox TSA036S41-110.3 kW cooling898 kWh/yr | 1 | $296 | |
| Lennox TSA036S41-1/CH33-36B-2F-310.3 kW cooling898 kWh/yr | 1 | $296 |
Heat pumps similar to the Lennox
Technically comparable registrations: same configuration and type, capacity within 12%.
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Braemar KCHV125D1B/KACV125D1S11.2 kW cooling958 kWh/yr | 1.5 | $316 | |
| Bonaire CRC6940012/CRC694011212 kW cooling640 kWh/yr | 3.5 | $211 | |
| Actron Air CCA130S / EAA130S12.2 kW cooling934 kWh/yr | 2 | $308 | |
| Braemar KCHV140D1B/KACV140D1S12.7 kW cooling1,096 kWh/yr | 1.5 | $362 |
Other Lennox models of similar capacity
| Model | Stars | Est. cost / yr | Compare |
|---|---|---|---|
| Lennox TSA036S41-110.3 kW cooling898 kWh/yr | 1 | $296 | |
| Lennox TSA036S4N42T/CH33-36B-2F-310.3 kW cooling898 kWh/yr | 1 | $296 |
Compare TSA048S4N43T/CH33-44/48B-2F-3 with another model
Lennox specifications
- Type
- Cooling only
- Configuration
- Split system
- Air distribution
- Ducted
- Indoor unit
- –
- Rated cooling capacity (35 °C)
- 11.42 kW
- Cooling power input
- 3.08 kW
- Rated heating capacity (7 °C)
- –
- Heating power input
- –
- EER, full load (tested)
- 3.60
- COP, full load (tested)
- –
- Rated AEER
- 3.57
- Rated ACOP
- –
- Standby power (PIA)
- 36.3 W
- Compressor
- Fixed speed
- Refrigerant
- R410A
- Power supply
- Single phase
- Indoor sound power
- –
- Outdoor sound power
- 80 dB(A)
- Demand response (AS/NZS 4755)
- No
- Country of manufacture
- United States of America
Dimensions are not collected for registrations under the 2019 Determination, so they are shown only where the source has them.
Lennox 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 | – | – | 2,072 | – |
| Coldresidential | residential | 1.5 | – | 958 | – |
| Mixedcommercial | commercial | – | – | 2,533 | – |
| Mixedresidential | residential | 1.5 | – | 1,416 | – |
| Hotcommercial | commercial | – | – | 5,361 | – |
| Hotresidential | residential | 2.0 | – | 3,942 | – |
Part-load test points (1 values)
- c__low_temp_have_full_cap_results
- No
Other model numbers on registration AAC6331
Registered together and sharing the same test results. Usually variants of the same unit.
New Zealand E3 registration details
- Registration number
- AAC6331
- GEMS registration id
- 142621
- Status
- approved, available (self-reported)
- Registration expires
- 3 November 2026
- Registered for sale in
- Australia, New Zealand
- Family
- TSA048S41-1
- Regulatory standard
- [SEER Non Multi-Split <=65kW] GEMS (Air Conditioners up to 65kW) Determination 2019
- Test standard
- AS/NZS 3823.1.2:2012
- MEPS
- 2019
- Product class
- Class 11
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: lennox.com. How the derived figures are calculated.