TETCO / GEOTHERMAL HEAT PUMP
TWS048
WS Series · EPA record 2814840
Source checked Sep 21, 2026
Performance & equipment details
Values below belong to EPA record 2814840. Temperature points and test metrics are preserved as reported. Missing and zero values are not substituted with estimates.
| Metric or attribute | Source value |
|---|---|
| Heating COP | 3.1 |
| Cooling EER · BTU/Wh | 16.2 |
| Equipment / loop type | Closed Loop Water-to-Water |
| Refrigerant | R-410A |
Specifications & provenance
Every value below is preserved from the source record. Checked Sep 21, 2026. Asterisks and other model wildcards are retained as published.
| Source field | Reported value | Evidence |
|---|---|---|
| pd id | 2814840 | EPA Sep 21, 2026 |
| markets | United States, Canada | EPA Sep 21, 2026 |
| brand name | TETCO | EPA Sep 21, 2026 |
| cop rating | 3.1 | EPA Sep 21, 2026 |
| eer rating | 16.2 | EPA Sep 21, 2026 |
| model name | WS Series | EPA Sep 21, 2026 |
| model number | TWS048 | EPA Sep 21, 2026 |
| product type | Closed Loop Water-to-Water | EPA Sep 21, 2026 |
| date qualified | 2023-11-30T00:00:00.000 | EPA Sep 21, 2026 |
| refrigerant type | R-410A | EPA Sep 21, 2026 |
| energy star partner | Enertech Global, LLC | EPA Sep 21, 2026 |
| date available on market | 2017-12-01T00:00:00.000 | EPA Sep 21, 2026 |
| energy star model identifier | ES_1062792_TWS048_11302023140339_7677372 | EPA Sep 21, 2026 |
| meets most efficient criteria | Yes | EPA Sep 21, 2026 |