Search Search Search Carrier Series Carrier Series Comfort™ Series (4)Infinity® System (2)Performance™ Series (2) Sort by SEER2 Sort by SEER2 Sort by SEER2High to LowLow to High SEER2 Value SEER2 Value Reset ENERGY STAR® ENERGY STAR® Yes (6) 34SCA5Up to 16 SEER2 24SCA5***CUp to 16 SEER2 24SCA4Up to 16 SEER2 24SCA5Up to 16.5 SEER2 24SPA6Up to 16.5 SEER2 24TPA7Up to 17 SEER2 24VNA9Up to 19 SEER2 24VNA6Up to 24 SEER2