WaterFurnace NVZ042*1vsWaterFurnace W7A(V/H)036BV1**2
Side-by-side geothermal heat pump comparison
WaterFurnace NVZ042*1
EER
30.3–40.1BTU/Wh
COP
4.30–5
Refrigerant
R-410A
Rated Across
2loop types
WaterFurnace W7A(V/H)036BV1**2
EER
29.6–40.2BTU/Wh
COP
4.50–5.30
Refrigerant
Other
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 40.1 vs 40.2 BTU/Wh. The WaterFurnace W7A(V/H)036BV1**2 is larger at 40.2 BTU/Wh versus 40.1 BTU/Wh.
Efficiency
| Spec | WaterFurnace | WaterFurnace |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 40.1 | 40.2 |
| EER (worst configuration)(BTU/Wh) | 30.3 | 29.6 |
| COP (best configuration) | 5 | 5.30 |
| COP (worst configuration) | 4.30 | 4.50 |
Configuration
| Spec | WaterFurnace | WaterFurnace |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | 7 Series | 7 Series |
| Refrigerant | R-410A | Other |