Search Search Search Type of Unit Type of Unit Air Conditioner (2)Dual Fuel (2)Gas Electric (3)Heat Pump (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 EER2 Sort by EER2 Sort by EER2High to LowLow to High EER2 Value EER2 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)No (4) PCE4 Air Conditioner Up to 13.4 SEER2 Up to 10 EER2 PCE6 Air Conditioner Up to 15.2 SEER2 Up to 11.5 EER2 PCG4 Gas Electric Up to 13.4 SEER2 Up to 11 EER2 Up to 81 AFUE PCG4 Ultra-Low NOx Gas Electric Up to 13.4 SEER2 Up to 11 EER2 Up to 81 AFUE PCG6 Gas Electric Up to 15.2 SEER2 Up to 12.5 EER2 Up to 81 AFUE PHE4 Heat Pump Up to 13.4 SEER2 Up to 11 EER2 Up to 7 HSPF2 PHE6 Heat Pump Up to 15.2 SEER2 Up to 12.5 EER2 Up to 7.2 HSPF2 PHG4 Dual Fuel Up to 13.4 SEER2 Up to 7 HSPF2 Up to 81 AFUE PHG6 Dual Fuel Up to 15.2 SEER2 Up to 7.2 HSPF2 Up to 81 AFUE