Search Search Search Day & Night Series Day & Night Series Ion™ Series (3)Performance Series (5) Sort by SEER2 Sort by SEER2 Sort by SEER2High to LowLow to High SEER2 Value SEER2 Value Reset Refrigerant Refrigerant R-454B (8) ENERGY STAR® ENERGY STAR® Yes (7) C5A1V Up to 21 SEER2 Up to 12 EER2 C5A8T Up to 18 SEER2 Up to 14 EER2 C5A6S Up to 16.5 SEER2 Up to 14.5 EER2 N5A8T Up to 18 SEER2 Up to 14 EER2 N5A8T--C Up to 18 SEER2 Up to 14 EER2 N5A4S Up to 16 SEER2 Up to 13.5 EER2 N5A5S Up to 16.5 SEER2 Up to 14.5 EER2 N5A5S--C Up to 16.5 SEER2 Up to 14.5 EER2
