Bosch TW035-1***-*****CvsYork QD030-1CFN-*****A
Side-by-side geothermal heat pump comparison
Bosch TW035-1***-*****C
EER
18.9–23.2BTU/Wh
COP
3.20–3.90
Refrigerant
Other
Rated Across
2loop types
York QD030-1CFN-*****A
EER
18.8–23.1BTU/Wh
COP
3.70–4.10
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 23.2 vs 23.1 BTU/Wh. The Bosch TW035-1***-*****C is larger at 23.2 BTU/Wh versus 23.1 BTU/Wh.
Efficiency
| Spec | Bosch | York |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 23.2 | 23.1 |
| EER (worst configuration)(BTU/Wh) | 18.9 | 18.8 |
| COP (best configuration) | 3.90 | 4.10 |
| COP (worst configuration) | 3.20 | 3.70 |
Configuration
| Spec | Bosch | York |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | TW | RF |
| Refrigerant | Other | Other |