WATERLESS WG1A-48D1-CP*-*-*vsYork Y5WZ048BS1*
Side-by-side geothermal heat pump comparison
WATERLESS WG1A-48D1-CP*-*-*
EER
21BTU/Wh
COP
4.10
Refrigerant
Other
York Y5WZ048BS1*
EER
16.1–20.9BTU/Wh
COP
3.10–3.60
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 21.0 vs 20.9 BTU/Wh. The WATERLESS WG1A-48D1-CP*-*-* is larger at 21 BTU/Wh versus 20.9 BTU/Wh.
Efficiency
| Spec | WATERLESS | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 21 | 20.9 |
| EER (worst configuration)(BTU/Wh) | 21 | 16.1 |
| COP (best configuration) | 4.10 | 3.60 |
| COP (worst configuration) | 4.10 | 3.10 |
Configuration
| Spec | WATERLESS | York |
|---|---|---|
| Loop Types Rated | 1 | 2 |
| Total Configurations Rated | 1 | 2 |
| Model Name | WG1A-48 | Affinity |
| Refrigerant | Other | Other |