Amana ASZH501810A*vsECOSOLARIS ECO-18K
Side-by-side heat pump comparison
Amana ASZH501810A*
SEER2
15.2BTU/Wh
HSPF2
7.8BTU/Wh
Cooling Capacity
17200–17600BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
ECOSOLARIS ECO-18K
SEER2
21.7BTU/Wh
HSPF2
9.6BTU/Wh
Cooling Capacity
17500BTU/hr
Refrigerant
R-32
GWP 675 · Lower
Key differences
ECOSOLARIS ECO-18K is 30% more efficient at 21.7 BTU/Wh versus 15.2 BTU/Wh for the Amana ASZH501810A*. The Amana ASZH501810A* is larger at 17600 BTU/hr versus 17500 BTU/hr. ECOSOLARIS ECO-18K uses a lower-impact refrigerant: R-32 (GWP 675) versus R-410A (GWP 2088). Overall, the ECOSOLARIS ECO-18K sits higher in the category, ranking above 25% of certified air-source heat pumps.
Efficiency
| Spec | Amana | ECOSOLARIS |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 15.2 | 21.7 |
| SEER2 (worst combination)(BTU/Wh) | 15.2 | 21.7 |
| HSPF2 (best combination)(BTU/Wh) | 7.8 | 9.6 |
| HSPF2 (worst combination)(BTU/Wh) | 7.8 | 9.6 |
| EER2 (best combination)(BTU/Wh) | 12.5 | 12.8 |
| COP at 5 °F | 1.80 | — |
Capacity
| Spec | Amana | ECOSOLARIS |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 17600 | 17500 |
| Cooling Capacity (min)(BTU/hr) | 17200 | 17500 |
| Heating at 47 °F(BTU/hr) | 17400 | 17500 |
| Heating at 17 °F(BTU/hr) | 10000 | — |
| Heating at 5 °F(BTU/hr) | 7800 | — |
Configuration
| Spec | Amana | ECOSOLARIS |
|---|---|---|
| Product Type | HP - Split System | HP - Split System |
| Compressor Staging | Single stage | Continuously variable |
| Cold Climate Certified | No | No |
| Connected Capability | No | No |
| Series | ASZH5 | ECO-18K |
| Indoor-Unit Combinations Rated | 6 | 1 |
Refrigerant
| Spec | Amana | ECOSOLARIS |
|---|---|---|
| Type | R-410A | R-32 |
| GWP Rating | R-410A (GWP:2088) | R-32 (GWP:675 | Lower GWP) |