Friedrich RD18AY60AJVCvsLG KUSUB601A
Side-by-side heat pump comparison
Friedrich RD18AY60AJVC
SEER2
16–18BTU/Wh
HSPF2
8.1–10BTU/Wh
Cooling Capacity
48500–52000BTU/hr
Cold Climate
Yes
Cold climate certified
LG KUSUB601A
SEER2
18.5BTU/Wh
HSPF2
9BTU/Wh
Cooling Capacity
52500BTU/hr
Cold Climate
Yes
Cold climate certified
Key differences
LG KUSUB601A is 3% more efficient at 18.5 BTU/Wh versus 18.0 BTU/Wh for the Friedrich RD18AY60AJVC. The LG KUSUB601A is larger at 52500 BTU/hr versus 52000 BTU/hr. Friedrich RD18AY60AJVC uses a lower-impact refrigerant: R-454B (GWP 470) versus R-32 (GWP 675).
Efficiency
| Spec | Friedrich | LG |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 18 | 18.5 |
| SEER2 (worst combination)(BTU/Wh) | 16 | 18.5 |
| HSPF2 (best combination)(BTU/Wh) | 10 | 9 |
| HSPF2 (worst combination)(BTU/Wh) | 8.1 | 9 |
| EER2 (best combination)(BTU/Wh) | 11.7 | 11 |
| COP at 5 °F | 2.10 | 1.85 |
Capacity
| Spec | Friedrich | LG |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 52000 | 52500 |
| Cooling Capacity (min)(BTU/hr) | 48500 | 52500 |
| Heating at 47 °F(BTU/hr) | 60000 | 55000 |
| Heating at 17 °F(BTU/hr) | 42500 | 34800 |
| Heating at 5 °F(BTU/hr) | 39500 | 38500 |
Configuration
| Spec | Friedrich | LG |
|---|---|---|
| Product Type | HP - Split System | HP - Mini or Multi Split |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | Yes | Yes |
| Connected Capability | Yes | No |
| Series | K-SERIES | KUSUB601A |
| Indoor-Unit Combinations Rated | 64 | 1 |
Refrigerant
| Spec | Friedrich | LG |
|---|---|---|
| Type | R-454B | R-32 |
| GWP Rating | R-454B (GWP:470 | Lower GWP) | R-32 (GWP:675 | Lower GWP) |