Model No HA HSU12AC-QDSF (Inv) Type Inverter Ton 1 Ton (Btu/h) 12,000 Power Supply(Volt/Phase/Hz) 1/230/50HZ Rated Power Input (W) 1140 (150~1550) Rated Current (A) 5.0 (0.7~6.9) EER (W/W) 3.05 Max. current (A) 6.9 Compressor Type Rotary Refrigerant R32