GeoSmart Energy GS018**1*(1,4)*JvsYORK BY JOHNSON CONTROLS YAFS048**1*(1,2,4)*K
Side-by-side geothermal heat pump comparison
GeoSmart Energy GS018**1*(1,4)*J
EER
18.3–26BTU/Wh
COP
3.80–4.60
Refrigerant
R-410A
Rated Across
2loop types
YORK BY JOHNSON CONTROLS YAFS048**1*(1,2,4)*K
EER
18.8–25.9BTU/Wh
COP
4–4.70
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 26.0 vs 25.9 BTU/Wh. The GeoSmart Energy GS018**1*(1,4)*J is larger at 26 BTU/Wh versus 25.9 BTU/Wh.
Efficiency
| Spec | GeoSmart Energy | YORK BY JOHNSON CONTROLS |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 26 | 25.9 |
| EER (worst configuration)(BTU/Wh) | 18.3 | 18.8 |
| COP (best configuration) | 4.60 | 4.70 |
| COP (worst configuration) | 3.80 | 4 |
Configuration
| Spec | GeoSmart Energy | YORK BY JOHNSON CONTROLS |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | Premium G | Affinity |
| Refrigerant | R-410A | R-410A |