1HVAC EZ-48Z-M5BvsACIQ N5H5S42*K*AAA*
Side-by-side heat pump comparison
1HVAC EZ-48Z-M5B
SEER2
20–21.8BTU/Wh
HSPF2
10–10.5BTU/Wh
Cooling Capacity
43000BTU/hr
Cold Climate
Yes
Cold climate certified
ACIQ N5H5S42*K*AAA*
SEER2
15.2–15.5BTU/Wh
HSPF2
7.8BTU/Wh
Cooling Capacity
41500–42500BTU/hr
Refrigerant
R-454B
GWP 470 · Lower
Key differences
1HVAC EZ-48Z-M5B is 29% more efficient at 21.8 BTU/Wh versus 15.5 BTU/Wh for the ACIQ N5H5S42*K*AAA*. The 1HVAC EZ-48Z-M5B is larger at 43000 BTU/hr versus 42500 BTU/hr. Overall, the 1HVAC EZ-48Z-M5B sits higher in the category, ranking above 80% of certified air-source heat pumps.
Efficiency
| Spec | 1HVAC | ACIQ |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 21.8 | 15.5 |
| SEER2 (worst combination)(BTU/Wh) | 20 | 15.2 |
| HSPF2 (best combination)(BTU/Wh) | 10.5 | 7.8 |
| HSPF2 (worst combination)(BTU/Wh) | 10 | 7.8 |
| EER2 (best combination)(BTU/Wh) | 12 | 13 |
| COP at 5 °F | 2 | 2.26 |
Capacity
| Spec | 1HVAC | ACIQ |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 43000 | 42500 |
| Cooling Capacity (min)(BTU/hr) | 43000 | 41500 |
| Heating at 47 °F(BTU/hr) | 48000 | 40500 |
| Heating at 17 °F(BTU/hr) | 37800 | 25600 |
| Heating at 5 °F(BTU/hr) | 37000 | 19900 |
Configuration
| Spec | 1HVAC | ACIQ |
|---|---|---|
| Product Type | HP - Mini or Multi Split | HP - Split System |
| Compressor Staging | Continuously variable | Single stage |
| Cold Climate Certified | Yes | No |
| Connected Capability | No | No |
| Series | EZ Series | PERFORMANCE 16 SEER2 HP |
| Indoor-Unit Combinations Rated | 3 | 3 |
Refrigerant
| Spec | 1HVAC | ACIQ |
|---|---|---|
| Type | R-454B | R-454B |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-454B (GWP:470 | Lower GWP) |