Infinity Series Heat Pump R-410a Refrigerant Two Stage Up to 19 SEER Performance Series Heat Pump R-410a Refrigerant Two Stage Up to 16 SEER Comfort Series Heat Pump R-410a Refrigerant Two Stage Up to 16 SEER Base Series R-410a Refrigerant Up to 15 SEER 25HNA9 25HPA6 25HCB6 25HCC5 25HBC5 PAGE 4 25HBC3 Brochure Specifications Brochure Specifications Brochure Specifications Brochure Specifications Brochure Specifications Brochure Specifications