14 SEER HEAT PUMPENVIRONMENTALLY SOUND R-410A REFRIGERANT1-1/2 THRU 5 TONS SPLIT SYSTEM208 / 230 Volt, 3-phase, 60 HzREFRIGERATION CIRCUIT Scroll compressors on all models Suction line accumulator factory installed Bi-flow filter-drier included for field installation Integrated solid state control with Time-Temperature Defrost High and Low pressure switches Copper tube / aluminum fin coil 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) grille spacing for extra protection