Bosch RP048-1CSN-*****AvsComfort-Aire HZS036B
Side-by-side geothermal heat pump comparison
Bosch RP048-1CSN-*****A
EER
21–26.7BTU/Wh
COP
4.30–5.10
Refrigerant
Other
Rated Across
2loop types
Comfort-Aire HZS036B
EER
20.4–26.6BTU/Wh
COP
3.90–4.70
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 26.7 vs 26.6 BTU/Wh. The Bosch RP048-1CSN-*****A is larger at 26.7 BTU/Wh versus 26.6 BTU/Wh.
Efficiency
| Spec | Bosch | Comfort-Aire |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 26.7 | 26.6 |
| EER (worst configuration)(BTU/Wh) | 21 | 20.4 |
| COP (best configuration) | 5.10 | 4.70 |
| COP (worst configuration) | 4.30 | 3.90 |
Configuration
| Spec | Bosch | Comfort-Aire |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 6 | 6 |
| Model Name | CP/RP Split | Tranquility 27 Split Digital |
| Refrigerant | Other | R-410A |