Features:REFRIGERATION CIRCUIT Scroll compressors on all models Filter-drier supplied with every unit for field installation Copper tube/aluminum fin coil 48 and 60 models for higher SEER, lower capacity 49 and 61 models for higher capacity, lower SEER EASY TO INSTALL AND SERVICE Easy access service valves on all models External high and low refrigerant service ports Only two screws to access control panel Factory charged with R-410A refrigerant BUILT TO LAST Baked-on powder coat finish over galvanized steel Post-painted (black) coil fins Coated, weather-resistant cabinet screws Coated inlet grille with 3/8' (10mm) spacing for extra protection (hail guard) WARRANTY* 5 year compressor limited warranty 5 year parts limited warranty (including compressor and coil) With timely registration, an additional 5 year parts limited warranty (including compressor and coil) * For owner-occupied residential applications only. See warranty certificate for complete details and restrictions, including warranty coverage for other applications.