EFFICIENT 13 SEER HEAT PUMPENVIRONMENTALLY SOUND R-410A REFRIGERANT1-1/2 THRU 5 TONS SPLIT SYSTEM208 / 230 Volt, 1-phase, 60 HzREFRIGERATION CIRCUIT Scroll compressors on all models Suction line accumulator factory installed 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 Pre-painted cabinet finish over galvanized steel Coated inlet grille with 2 (51mm) spacing standard on even sizes Coated inlet grille with 3/8 (10mm) spacing standard on odd sizes (available on even sizes) WARRANTY* 5 year compressor limited 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.