Search Search Search Carrier Series Carrier Series Comfort™ Series (8)Performance™ Series (4) Type of Unit Type of Unit Air Conditioner (4)Gas Electric (2)Heat Pump (4)Hybrid (2) 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) 48VG Gas Electric Up to 16 SEER2 Up to 11.5 EER2 Up to 81 AFUE 48VR Hybrid Up to 15.5 SEER Up to 12.5 EER Up to 8.5 HSPF Up to 81 AFUE 50VG Air Conditioner Up to 16 SEER2 Up to 11.5 EER2 50VR Heat Pump Up to 15.5 SEER Up to 12 EER Up to 8.5 HSPF 50ZH Heat Pump Up to 13.4 SEER2 Up to 11 EER2 Up to 6.7 HSPF2 50ZP Air Conditioner Up to 13.4 SEER2 Up to 11 EER2 48NL Gas Electric Up to 13.4 SEER2 Up to 11 EER2 Up to 81 AFUE 50NT Hybrid Up to 13.4 SEER2 Up to 11 EER2 Up to 81 AFUE 50NL Air Conditioner Up to 13.4 SEER2 Up to 11 EER2 48NT Heat Pump Up to 13.4 SEER2 Up to 11 EER2 Up to 6.7 HSPF2 50NH Heat Pump Up to 13.4 SEER2 Up to 11 EER2 Up to 6.7 HSPF2 50NP Air Conditioner Up to 13.4 SEER2 Up to 11 EER2