YORK BY JOHNSON CONTROLS YAFS042**1*(1,2,4)*KvsYork Y5A(V/H)018BD1**2
Side-by-side geothermal heat pump comparison
YORK BY JOHNSON CONTROLS YAFS042**1*(1,2,4)*K
EER
21.7–28.1BTU/Wh
COP
4–4.90
Refrigerant
R-410A
Rated Across
2loop types
York Y5A(V/H)018BD1**2
EER
22.3–28.3BTU/Wh
COP
4.50–5.10
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 28.1 vs 28.3 BTU/Wh. The York Y5A(V/H)018BD1**2 is larger at 28.3 BTU/Wh versus 28.1 BTU/Wh.
Efficiency
| Spec | YORK BY JOHNSON CONTROLS | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 28.1 | 28.3 |
| EER (worst configuration)(BTU/Wh) | 21.7 | 22.3 |
| COP (best configuration) | 4.90 | 5.10 |
| COP (worst configuration) | 4 | 4.50 |
Configuration
| Spec | YORK BY JOHNSON CONTROLS | York |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | Affinity | Affinity YZF |
| Refrigerant | R-410A | Other |
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