Nordic / GEOTHERMAL HEAT PUMP
W-45-HACW-P-1T-**
W45 · EPA record 2667788
Source checked Sep 21, 2026
Performance & equipment details
Values below belong to EPA record 2667788. 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 | 3.8 |
| Cooling EER · BTU/Wh | 22.6 |
| Equipment / loop type | Open 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 | 2667788 | EPA Sep 21, 2026 |
| markets | United States, Canada | EPA Sep 21, 2026 |
| brand name | Nordic | EPA Sep 21, 2026 |
| cop rating | 3.8 | EPA Sep 21, 2026 |
| eer rating | 22.6 | EPA Sep 21, 2026 |
| model name | W45 | EPA Sep 21, 2026 |
| model number | W-45-HACW-P-1T-** | EPA Sep 21, 2026 |
| product type | Open Loop Water-to-Water | EPA Sep 21, 2026 |
| date qualified | 2023-09-12T00:00:00.000 | EPA Sep 21, 2026 |
| refrigerant type | R-410A | EPA Sep 21, 2026 |
| energy star partner | Maritime Geothermal Ltd. | EPA Sep 21, 2026 |
| date available on market | 2007-01-01T00:00:00.000 | EPA Sep 21, 2026 |
| energy star model identifier | ES_1082806_W-45-HACW-P-1T-**_07182023082243_6806791 | EPA Sep 21, 2026 |
| meets most efficient criteria | Yes | EPA Sep 21, 2026 |