Search Search Search Carrier Series Carrier Series Comfort™ Series (6)Performance™ Series (4) Sort by SEER2 Sort by SEER2 Sort by SEER2High to LowLow to High SEER2 Value SEER2 Value Reset Sort by HSPF2 Sort by HSPF2 Sort by HSPF2High to LowLow to High HSPF2 Value HSPF2 Value Reset Sort by AFUE Sort by AFUE Sort by AFUEHigh to LowLow to High AFUE Value AFUE Value Reset ENERGY STAR® ENERGY STAR® Yes (4) 50VT Heat PumpUp to 13.4 SEER2Up to 6.7 HSPF2 50VL Air ConditionerUp to 13.4 SEER2 48VT HybridUp to 13.4 SEER2Up to 6.7 HSPF2Up to 81 AFUE 48VL Gas ElectricUp to 13.4 SEER2Up to 81 AFUE 50ZP Air ConditionerUp to 13.4 SEER2 50ZH Heat PumpUp to 13.4 SEER2Up to 6.7 HSPF2 50VR Heat PumpUp to 15.5 SEERUp to 8.5 HSPF 50VG Air ConditionerUp to 16 SEER2 48VR HybridUp to 15.5 SEERUp to 8.5 HSPFUp to 81 AFUE 48VG Gas ElectricUp to 16 SEER2Up to 81 AFUE