Day & Night HS036*******1**2vsGeoComfort GZS042
Side-by-side geothermal heat pump comparison
Day & Night HS036*******1**2
EER
20.1–23.6BTU/Wh
COP
3.80–4.40
Refrigerant
R-410A
Rated Across
2loop types
GeoComfort GZS042
EER
17.9–23.7BTU/Wh
COP
3.70–4.50
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 23.6 vs 23.7 BTU/Wh. The GeoComfort GZS042 is larger at 23.7 BTU/Wh versus 23.6 BTU/Wh.
Efficiency
| Spec | Day & Night | GeoComfort |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 23.6 | 23.7 |
| EER (worst configuration)(BTU/Wh) | 20.1 | 17.9 |
| COP (best configuration) | 4.40 | 4.50 |
| COP (worst configuration) | 3.80 | 3.70 |
Configuration
| Spec | Day & Night | GeoComfort |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 2 | 2 |
| Model Name | HS | Ion |
| Refrigerant | R-410A | R-410A |