Century HEH/V030CvsTETCO TZT042******B
Side-by-side geothermal heat pump comparison
Century HEH/V030C
EER
18.3–22.8BTU/Wh
COP
3.80–4.30
Refrigerant
R-410A
Rated Across
2loop types
TETCO TZT042******B
EER
22.7BTU/Wh
COP
3.90
Refrigerant
R-410A
Key differences
Both models are closely matched on eer: 22.8 vs 22.7 BTU/Wh. The Century HEH/V030C is larger at 22.8 BTU/Wh versus 22.7 BTU/Wh.
Efficiency
| Spec | Century | TETCO |
|---|---|---|
| EER (best configuration)(BTU/Wh) | 22.8 | 22.7 |
| EER (worst configuration)(BTU/Wh) | 18.3 | 22.7 |
| COP (best configuration) | 4.30 | 3.90 |
| COP (worst configuration) | 3.80 | 3.90 |
Configuration
| Spec | Century | TETCO |
|---|---|---|
| Loop Types Rated | 2 | 1 |
| Total Configurations Rated | 2 | 1 |
| Model Name | Tranquility 22 Digital | Ion |
| Refrigerant | R-410A | R-410A |