Daikin DC6TE7 ½ & 10-ton, Three-PhaseSplit System Air ConditionerFeatures Two-Stage tandem compressor design Quiet operating top discharge High-efficiency copper tube / aluminum fin coil Brass liquid and suction service valves High- and low-pressure switches Factory-installed filter drier Complies with ASHRAE 90.1 AHRI Certified; ETL Listed Tech Specs Up to 12.3 EER Capacity of 7.5 to 10 Tons Two-Stage tandem compressor design R-32 Refrigerant Type