Complete system with outdoor condensor unit, indoor air handler, natural gas furnace and air cleaner. I was going to use this myself but gas is not coming into our area. This system was professionally disconnected by RedBlue Heating and Refridgeration. Condensor Ameristar 5 ton Model M4HP3060A1000AA Air Handler Trane Model 4TXCD063BC3HCCA Furnace Ameristar 2 Stage Variable speed 120,000 BTU Model M952V120DU60AAA Air Cleaner Trane Model TFD245CLFR000EC Honeywell Thermostat Model TH8320R1003