York PHG6B481002X4vsZERO Z4SOV-48HDMB-USHH
Side-by-side heat pump comparison
York PHG6B481002X4
SEER2
15.2BTU/Wh
HSPF2
7.2BTU/Wh
Cooling Capacity
46500BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
ZERO Z4SOV-48HDMB-USHH
SEER2
20.4–21.2BTU/Wh
HSPF2
10.2–11BTU/Wh
Cooling Capacity
45000–47000BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
ZERO Z4SOV-48HDMB-USHH is 28% more efficient at 21.2 BTU/Wh versus 15.2 BTU/Wh for the York PHG6B481002X4. The ZERO Z4SOV-48HDMB-USHH is larger at 47000 BTU/hr versus 46500 BTU/hr. ZERO Z4SOV-48HDMB-USHH uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088). Overall, the ZERO Z4SOV-48HDMB-USHH sits higher in the category, ranking above 83% of certified air-source heat pumps.
Efficiency
| Spec | York | ZERO |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 15.2 | 21.2 |
| SEER2 (worst combination)(BTU/Wh) | 15.2 | 20.4 |
| HSPF2 (best combination)(BTU/Wh) | 7.2 | 11 |
| HSPF2 (worst combination)(BTU/Wh) | 7.2 | 10.2 |
| EER2 (best combination)(BTU/Wh) | 12 | 12 |
| COP at 5 °F | 2.20 | 2 |
Capacity
| Spec | York | ZERO |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 46500 | 47000 |
| Cooling Capacity (min)(BTU/hr) | 46500 | 45000 |
| Heating at 47 °F(BTU/hr) | 45500 | 49000 |
| Heating at 17 °F(BTU/hr) | 30200 | 46000 |
| Heating at 5 °F(BTU/hr) | 24000 | 48000 |
Configuration
| Spec | York | ZERO |
|---|---|---|
| Product Type | HP - Single Package | HP - Mini or Multi Split |
| Compressor Staging | Two-stage | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | No | No |
| Series | LX SERIES | Z4S Series |
| Indoor-Unit Combinations Rated | 1 | 3 |
Refrigerant
| Spec | York | ZERO |
|---|---|---|
| Type | R-410A | R-454B |
| GWP Rating | R-410A (GWP:2088) | R-454B (GWP:470 | Lower GWP) |