Enertech EZS018*vsYORK BY JOHNSON CONTROLS YAFV036**1*(1,2)**
Side-by-side geothermal heat pump comparison
Enertech EZS018*
EER
21.5–30.1BTU/Wh
COP
3.90–4.70
Refrigerant
Other
Rated Across
2loop types
YORK BY JOHNSON CONTROLS YAFV036**1*(1,2)**
EER
30.3BTU/Wh
COP
4.30
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 30.1 vs 30.3 BTU/Wh. The YORK BY JOHNSON CONTROLS YAFV036**1*(1,2)** is larger at 30.3 BTU/Wh versus 30.1 BTU/Wh.
Efficiency
| Spec | Enertech | YORK BY JOHNSON CONTROLS |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 30.1 | 30.3 |
| EER (worst configuration)(BTU/Wh) | 21.5 | 30.3 |
| COP (best configuration) | 4.70 | 4.30 |
| COP (worst configuration) | 3.90 | 4.30 |
Configuration
| Spec | Enertech | YORK BY JOHNSON CONTROLS |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | ZS Series | Affinity |
| Refrigerant | Other | R-410A |