WaterFurnace NSW018*1vsYork QD042-1CFC-*****A
Side-by-side geothermal heat pump comparison
WaterFurnace NSW018*1
EER
16.6–22.9BTU/Wh
COP
3.10–3.70
Refrigerant
R-410A
Rated Across
2loop types
York QD042-1CFC-*****A
EER
18.9–22.8BTU/Wh
COP
3.80–4.30
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 22.9 vs 22.8 BTU/Wh. The WaterFurnace NSW018*1 is larger at 22.9 BTU/Wh versus 22.8 BTU/Wh.
Efficiency
| Spec | WaterFurnace | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 22.9 | 22.8 |
| EER (worst configuration)(BTU/Wh) | 16.6 | 18.9 |
| COP (best configuration) | 3.70 | 4.30 |
| COP (worst configuration) | 3.10 | 3.80 |
Configuration
| Spec | WaterFurnace | York |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | 5 SERIES | RF |
| Refrigerant | R-410A | Other |