WEATHERMAKER PH7TAN436**AA*vsYork YDC36E2D11
Side-by-side heat pump comparison
WEATHERMAKER PH7TAN436**AA*
SEER2
16BTU/Wh
HSPF2
7.8BTU/Wh
Cooling Capacity
36400–36600BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
York YDC36E2D11
SEER2
15.2–19BTU/Wh
HSPF2
9–10BTU/Wh
Cooling Capacity
32200–36400BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
York YDC36E2D11 is 16% more efficient at 19.0 BTU/Wh versus 16.0 BTU/Wh for the WEATHERMAKER PH7TAN436**AA*. The WEATHERMAKER PH7TAN436**AA* is larger at 36600 BTU/hr versus 36400 BTU/hr. York YDC36E2D11 uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088). Overall, the York YDC36E2D11 sits higher in the category, ranking above 77% of certified air-source heat pumps.
Efficiency
| Spec | WEATHERMAKER | York |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 16 | 19 |
| SEER2 (worst combination)(BTU/Wh) | 16 | 15.2 |
| HSPF2 (best combination)(BTU/Wh) | 7.8 | 10 |
| HSPF2 (worst combination)(BTU/Wh) | 7.8 | 9 |
| EER2 (best combination)(BTU/Wh) | 11.7 | 12 |
| COP at 5 °F | — | 2.10 |
Capacity
| Spec | WEATHERMAKER | York |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 36600 | 36400 |
| Cooling Capacity (min)(BTU/hr) | 36400 | 32200 |
| Heating at 47 °F(BTU/hr) | 36000 | 36600 |
| Heating at 17 °F(BTU/hr) | 22200 | 36600 |
| Heating at 5 °F(BTU/hr) | — | 36600 |
Configuration
| Spec | WEATHERMAKER | York |
|---|---|---|
| Product Type | HP - Split System | HP - Split System |
| Compressor Staging | Two-stage | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | No | Yes |
| Series | 2-STAGE 17 SEER HP | YDC |
| Indoor-Unit Combinations Rated | 3 | 7 |
Refrigerant
| Spec | WEATHERMAKER | York |
|---|---|---|
| Type | R-410A | R-454B |
| GWP Rating | R-410A (GWP:2088) | R-454B (GWP:470 | Lower GWP) |