LG KUSUB601AvsRheem RD18AY60AJVC
Side-by-side heat pump comparison
LG KUSUB601A
SEER2
18.5BTU/Wh
HSPF2
9BTU/Wh
Cooling Capacity
52500BTU/hr
Cold Climate
Yes
Cold climate certified
Rheem RD18AY60AJVC
SEER2
16–18BTU/Wh
HSPF2
8.1–10BTU/Wh
Cooling Capacity
48500–52000BTU/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 Rheem RD18AY60AJVC. The LG KUSUB601A is larger at 52500 BTU/hr versus 52000 BTU/hr. Rheem RD18AY60AJVC uses a lower-impact refrigerant: R-454B (GWP 470) versus R-32 (GWP 675).
Efficiency
| Spec | LG | Rheem |
|---|---|---|
| SEER2 (best combination)(BTU/Wh) | 18.5 | 18 |
| SEER2 (worst combination)(BTU/Wh) | 18.5 | 16 |
| HSPF2 (best combination)(BTU/Wh) | 9 | 10 |
| HSPF2 (worst combination)(BTU/Wh) | 9 | 8.1 |
| EER2 (best combination)(BTU/Wh) | 11 | 11.7 |
| COP at 5 °F | 1.85 | 2.10 |
Capacity
| Spec | LG | Rheem |
|---|---|---|
| Cooling Capacity (max)(BTU/hr) | 52500 | 52000 |
| Cooling Capacity (min)(BTU/hr) | 52500 | 48500 |
| Heating at 47 °F(BTU/hr) | 55000 | 60000 |
| Heating at 17 °F(BTU/hr) | 34800 | 42500 |
| Heating at 5 °F(BTU/hr) | 38500 | 39500 |
Configuration
| Spec | LG | Rheem |
|---|---|---|
| Product Type | HP - Mini or Multi Split | HP - Split System |
| Compressor Staging | Continuously variable | Continuously variable |
| Cold Climate Certified | Yes | Yes |
| Connected Capability | No | Yes |
| Series | KUSUB601A | PRESTIGE SERIES |
| Indoor-Unit Combinations Rated | 1 | 61 |
Refrigerant
| Spec | LG | Rheem |
|---|---|---|
| Type | R-32 | R-454B |
| GWP Rating | R-32 (GWP:675 | Lower GWP) | R-454B (GWP:470 | Lower GWP) |