TCE2 Up to 14.3 SEER2 Up to 13.5 EER2 AC21 Up to 20 SEER2 TCD2 Up to 13.4 SEER2 HMCG2 Up to 16.5 SEER2 TCF2 Up to 15.2 SEER2 AC19 Up to 18.25 SEER2 CC17 Up to 17.5 SEER TC4 Up to 14 SEER TW4 Up to 14 SEER XC4 Up to 14.3 SEER2 XC3 Up to 13.4 SEER2