W7SZ042BV1**F
WaterFurnace · Geothermal Heat Pump
ENERGY STAR CertifiedGeothermal Heat Pumps →
EER
30.1–41.4BTU/Wh
COP
4.60–5.20
Refrigerant
Other
Rated Across
2loop types
High EERENERGY STAR Most Efficient
WaterFurnace W7SZ042BV1**F: EER 41.4 BTU/Wh, better than 99% of geothermal heat pumps (category median 24.1 BTU/Wh).
Where this model sits
EER41.4BTU/Wh
16.1median 24.147.6
Better than 99% of geothermal heat pumps.
COP5.20
3.10median 4.405.60
The WaterFurnace W7SZ042BV1**F is a 41.4 BTU/Wh geothermal heat pump using Other. At 41.4 BTU/Wh it ranks better than 100% of the 2,204 certified geothermal heat pumps models.
Specifications
| Efficiency | |
|---|---|
| EER (best configuration) | 41.4BTU/Wh |
| EER (worst configuration) | 30.1BTU/Wh |
| COP (best configuration) | 5.20 |
| COP (worst configuration) | 4.60 |
| Configuration | |
| Loop Types Rated | 2 |
| Total Configurations Rated | 2 |
| Model Name | 7 SERIES SPLIT |
| Refrigerant | Other |
All 14 specifications
| Identifiers | |
|---|---|
| Model Number | W7SZ042BV1**F |
| ENERGY STAR ID | ES_1036337_W7SZ042BV1**F_01182025003232_02216759674 |
| Partner | WaterFurnace International, Incorporated |
| Date Qualified | 2025-02-24 |
| Available From | 2025-01-13 |
| Markets | United States, Canada |
Documentation
We link to manufacturer documentation at its original source rather than rehosting it, so you always get the current revision.