48XT Infinity™ 15 Infinity™ 15 Packaged HYBRID HEAT™ System with Puron® Refrigerant (R-410A) (2 - 5 tons) STANDARD FEATURES Puron® refrigerant, the environmentally friendly alternative System compatible with Infinity™ Controls only Up to 15.0 SEER, up to 12 EER AT 95ºF OD Up to 8.2 HSPF and 80.1% AFUE Built-in Thermostatic Expansion Valve (TXV) improves overall efficiency Variable-speed direct drive indoor blower is standard on all models Envirotuff™ rust-proof base with integrated drain Easily converts to down discharge with duct covers provided Induced-draft combustion and venting Vertical condenser fan discharge Automatic electric pilot ignition Sound ratings as low as 72dB Copper tube/aluminum fin condenser and evaporator coils UL and UL Canada certified