YORK BY JOHNSON CONTROLS / GEOTHERMAL HEAT PUMP
YAFS018**1*(1,4)****J
Affinity · EPA record 2635611
Source checked Sep 21, 2026
Performance & equipment details
Values below belong to EPA record 2635611. 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 | 18.3 |
| Equipment / loop type | Closed Loop Water-to-Air |
| 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 | 2635611 | EPA Sep 21, 2026 |
| markets | United States, Canada | EPA Sep 21, 2026 |
| brand name | YORK BY JOHNSON CONTROLS | EPA Sep 21, 2026 |
| cop rating | 3.8 | EPA Sep 21, 2026 |
| eer rating | 18.3 | EPA Sep 21, 2026 |
| model name | Affinity | EPA Sep 21, 2026 |
| model number | YAFS018**1*(1,4)****J | EPA Sep 21, 2026 |
| product type | Closed Loop Water-to-Air | EPA Sep 21, 2026 |
| date qualified | 2023-08-10T00:00:00.000 | EPA Sep 21, 2026 |
| refrigerant type | R-410A | EPA Sep 21, 2026 |
| energy star partner | GeoSmart Energy Inc. | EPA Sep 21, 2026 |
| date available on market | 2016-01-04T00:00:00.000 | EPA Sep 21, 2026 |
| energy star model identifier | ES_1084486_YAFS018**1*(1,4)****J_08302021100131_7460144 | EPA Sep 21, 2026 |
| meets most efficient criteria | Yes | EPA Sep 21, 2026 |