DC Inverter Variable Complete System Heat Pump 4-5 Ton up to 18 SEER R410A 48,000-60,000 BTU 208-230V/1Ph/60Hz This package includes the outdoor heat pump condenser and air handler. This 4 to 5 ton MrCool Universal is the future of HVAC. This unit is 18 SEER. And maintains its ability to produce heat down to -22 without the need for back up heat!!
