GeoStar 141/142C048**1*1vsYork Y5A(V/H)036BD1**2
Side-by-side geothermal heat pump comparison
GeoStar 141/142C048**1*1
EER
31.8BTU/Wh
COP
4.30
Refrigerant
R-410A
Rated Across
2loop types
York Y5A(V/H)036BD1**2
EER
25.4–32BTU/Wh
COP
4.80–5.40
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 31.8 vs 32.0 BTU/Wh. The York Y5A(V/H)036BD1**2 is larger at 32 BTU/Wh versus 31.8 BTU/Wh.
Efficiency
| Spec | GeoStar | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 31.8 | 32 |
| EER (worst configuration)(BTU/Wh) | 31.8 | 25.4 |
| COP (best configuration) | 4.30 | 5.40 |
| COP (worst configuration) | 4.30 | 4.80 |
Configuration
| Spec | GeoStar | York |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | Sycamore | Affinity YZF |
| Refrigerant | R-410A | Other |