Century HZS024BvsTempstar HB024H/V******1**1
Side-by-side geothermal heat pump comparison
Century HZS024B
EER
20.5–27.5BTU/Wh
COP
3.80–4.70
Refrigerant
R-410A
Rated Across
2loop types
Tempstar HB024H/V******1**1
EER
19.8–27.4BTU/Wh
COP
3.70–4.50
Refrigerant
R-410A
Rated Across
2loop types
Key differences
Both models are closely matched on eer: 27.5 vs 27.4 BTU/Wh. The Century HZS024B is larger at 27.5 BTU/Wh versus 27.4 BTU/Wh.
Efficiency
| Spec | Century | Tempstar |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 27.5 | 27.4 |
| EER (worst configuration)(BTU/Wh) | 20.5 | 19.8 |
| COP (best configuration) | 4.70 | 4.50 |
| COP (worst configuration) | 3.80 | 3.70 |
Configuration
| Spec | Century | Tempstar |
|---|---|---|
| Loop Types Rated | 2 | 2 |
| Total Configurations Rated | 14 | 2 |
| Model Name | Tranquility 27 Split Digital | HB |
| Refrigerant | R-410A | R-410A |