| Model | 24K | 36K | 48K | 60K | ||
| Power supply | V/Ph/Hz | 208/230V-1Ph-60Hz | ||||
| Cooling | Capacity | Btu/h | 23700 | 34200 | 47300 | 55000 |
| EER2 | Btu/h.W | 13.3 | 11.7 | 12 | 10 | |
| SEER2 | Btu/h.W | 20 | 18 | 17.5 | 17 | |
| Heating | Capacity | Btu/h | 24000 | 34200 | 47800 | 57000 |
| Btu/h(17ºF) | 17000 | 20000 | 34500 | 34500 | ||
| Btu/h(5ºF) | 16800 | 24000 | 45000 | 45000 | ||
| 5ºF COP | 2 | 2.1 | 2 | 2 | ||
| HSPF2 | 9.1 | 9.0 | 9.3 | 8.6 | ||