Grandaire D5CURAH18AAKvsHaier 1U18EH2HE**
Side-by-side heat pump comparison
Grandaire D5CURAH18AAK
SEER2
18.5–18.8BTU/Wh
HSPF2
9.2–9.4BTU/Wh
Cooling Capacity
18000BTU/hr
Refrigerant
R-454B
GWP 470 · Lower
Haier 1U18EH2HE**
SEER2
23BTU/Wh
HSPF2
12BTU/Wh
Cooling Capacity
17800BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
Haier 1U18EH2HE** is 18% more efficient at 23.0 BTU/Wh versus 18.8 BTU/Wh for the Grandaire D5CURAH18AAK. The Grandaire D5CURAH18AAK is larger at 18000 BTU/hr versus 17800 BTU/hr. Grandaire D5CURAH18AAK uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088).
Efficiency
| Spec | Grandaire | Haier |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 18.8 | 23 |
| SEER2 (worst combination)(BTU/Wh) | 18.5 | 23 |
| HSPF2 (best combination)(BTU/Wh) | 9.4 | 12 |
| HSPF2 (worst combination)(BTU/Wh) | 9.2 | 12 |
| EER2 (best combination)(BTU/Wh) | 11.5 | 13 |
| COP at 5 °F | 2.10 | 1.90 |
Capacity
| Spec | Grandaire | Haier |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 18000 | 17800 |
| Cooling Capacity (min)(BTU/hr) | 18000 | 17800 |
| Heating at 47 °F(BTU/hr) | 18000 | 20000 |
| Heating at 17 °F(BTU/hr) | 12600 | 15300 |
| Heating at 5 °F(BTU/hr) | 11400 | 18000 |
Configuration
| Spec | Grandaire | Haier |
|---|---|---|
| Product Type | HP - Split System | HP - Mini or Multi Split |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | No | No |
| Series | D5C Series | Arctic |
| Indoor-Unit Combinations Rated | 2 | 1 |
Refrigerant
| Spec | Grandaire | Haier |
|---|---|---|
| Type | R-454B | R-410A |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-410A (GWP:2088) |