NSZ042J1
5 SERIES INDOOR SPLITS · Geothermal Heat Pump
ENERGY STAR CertifiedGeothermal Heat Pumps →
EER
19.5–25.6BTU/Wh
COP
3.90–4.80
Refrigerant
R-410A
Rated Across
2loop types
ENERGY STAR Most Efficient
5 SERIES INDOOR SPLITS NSZ042J1: EER 25.6 BTU/Wh, around the middle of the range for geothermal heat pumps (category median 24.1 BTU/Wh).
Where this model sits
EER25.6BTU/Wh
16.1median 24.147.6
COP4.80
3.10median 4.405.60
The 5 SERIES INDOOR SPLITS NSZ042J1 is a 25.6 BTU/Wh geothermal heat pump using R-410A. At 25.6 BTU/Wh it ranks around the middle of the 2,204 certified geothermal heat pumps models.
Specifications
| Efficiency | |
|---|---|
| EER (best configuration) | 25.6BTU/Wh |
| EER (worst configuration) | 19.5BTU/Wh |
| COP (best configuration) | 4.80 |
| COP (worst configuration) | 3.90 |
| Configuration | |
| Loop Types Rated | 2 |
| Total Configurations Rated | 2 |
| Model Name | 5 Series (Indoor Split) |
| Refrigerant | R-410A |
All 14 specifications
| Identifiers | |
|---|---|
| Model Number | NSZ042J1 |
| ENERGY STAR ID | ES_1036337_NSZ042J1_12112024110333_01202262238 |
| Partner | WaterFurnace International, Incorporated |
| Date Qualified | 2024-12-11 |
| Available From | 2017-05-01 |
| Markets | United States, Canada |
Documentation
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