WaterFurnace NSV/NSH042K1*(0,3)vsYork QW035-1***-*****C
Side-by-side geothermal heat pump comparison
WaterFurnace NSV/NSH042K1*(0,3)
EER
18.5–23.3BTU/Wh
COP
3.50–4.30
Refrigerant
R-410A
Rated Across
2loop types
York QW035-1***-*****C
EER
18.9–23.2BTU/Wh
COP
3.20–3.90
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 23.3 vs 23.2 BTU/Wh. The WaterFurnace NSV/NSH042K1*(0,3) is larger at 23.3 BTU/Wh versus 23.2 BTU/Wh.
Efficiency
| Spec | WaterFurnace | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 23.3 | 23.2 |
| EER (worst configuration)(BTU/Wh) | 18.5 | 18.9 |
| COP (best configuration) | 4.30 | 3.90 |
| COP (worst configuration) | 3.50 | 3.20 |
Configuration
| Spec | WaterFurnace | York |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | 5 Series | TW |
| Refrigerant | R-410A | Other |