TW122-1CS/US*-*****C
Bosch · Geothermal Heat Pump
ENERGY STAR CertifiedGeothermal Heat Pumps →
EER
18.7–22.9BTU/Wh
COP
3.30–3.80
Refrigerant
Other
Rated Across
2loop types
ENERGY STAR Most Efficient
Bosch TW122-1CS/US*-*****C: EER 22.9 BTU/Wh, around the middle of the range for geothermal heat pumps (category median 24.1 BTU/Wh).
Where this model sits
EER22.9BTU/Wh
16.1median 24.147.6
COP3.80
3.10median 4.405.60
The Bosch TW122-1CS/US*-*****C is a 22.9 BTU/Wh geothermal heat pump using Other. At 22.9 BTU/Wh it ranks around the middle of the 2,204 certified geothermal heat pumps models.
Specifications
| Efficiency | |
|---|---|
| EER (best configuration) | 22.9BTU/Wh |
| EER (worst configuration) | 18.7BTU/Wh |
| COP (best configuration) | 3.80 |
| COP (worst configuration) | 3.30 |
| Configuration | |
| Loop Types Rated | 2 |
| Total Configurations Rated | 2 |
| Model Name | TW |
| Refrigerant | Other |
All 14 specifications
| Identifiers | |
|---|---|
| Model Number | TW122-1CS/US*-*****C |
| ENERGY STAR ID | ES_22859_TW122-1CS/US*-*****C_06042025144335_02217351070 |
| Partner | FHP Manufacturing Bosch Group |
| Date Qualified | 2025-06-06 |
| Available From | 2025-05-30 |
| Markets | United States, Canada |
Documentation
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