ALLIED COMMERCIAL LDT024H4E*1PvsComfortStar CHF3-24CD(O)
Side-by-side heat pump comparison
ALLIED COMMERCIAL LDT024H4E*1P
SEER2
15.4BTU/Wh
HSPF2
7.3BTU/Wh
Cooling Capacity
23600BTU/hr
Refrigerant
R-410A
GWP 2088 · Higher
ComfortStar CHF3-24CD(O)
SEER2
18.7–22.3BTU/Wh
HSPF2
10–13.3BTU/Wh
Cooling Capacity
23000–23400BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
ComfortStar CHF3-24CD(O) is 31% more efficient at 22.3 BTU/Wh versus 15.4 BTU/Wh for the ALLIED COMMERCIAL LDT024H4E*1P. The ALLIED COMMERCIAL LDT024H4E*1P is larger at 23600 BTU/hr versus 23400 BTU/hr. ComfortStar CHF3-24CD(O) uses a lower-impact refrigerant: R-454B (GWP 470) versus R-410A (GWP 2088). Overall, the ComfortStar CHF3-24CD(O) sits higher in the category, ranking above 43% of certified air-source heat pumps.
Efficiency
| Spec | ALLIED COMMERCIAL | ComfortStar |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 15.4 | 22.3 |
| SEER2 (worst combination)(BTU/Wh) | 15.4 | 18.7 |
| HSPF2 (best combination)(BTU/Wh) | 7.3 | 13.3 |
| HSPF2 (worst combination)(BTU/Wh) | 7.3 | 10 |
| EER2 (best combination)(BTU/Wh) | 11.4 | 12.5 |
| COP at 5 °F | 2.10 | 2.23 |
Capacity
| Spec | ALLIED COMMERCIAL | ComfortStar |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 23600 | 23400 |
| Cooling Capacity (min)(BTU/hr) | 23600 | 23000 |
| Heating at 47 °F(BTU/hr) | 23000 | 26000 |
| Heating at 17 °F(BTU/hr) | 17000 | 23000 |
| Heating at 5 °F(BTU/hr) | 23800 | 24000 |
Configuration
| Spec | ALLIED COMMERCIAL | ComfortStar |
|---|---|---|
| Product Type | HP - Single Package | HP - Split System |
| Compressor Staging | Two-stage | Continuously variable |
| Cold Climate Certified | No | Yes |
| Connected Capability | No | No |
| Series | E-SERIES | CHF Series |
| Indoor-Unit Combinations Rated | 1 | 3 |
Refrigerant
| Spec | ALLIED COMMERCIAL | ComfortStar |
|---|---|---|
| Type | R-410A | R-454B |
| GWP Rating | R-410A (GWP:2088) | R-454B (GWP:470 | Lower GWP) |