A compressor 1 which compresses a sucked refrigerant and discharges compress, an outdoor heat exchanger 4 which exchanges heat between outdoor air and the refrigerant, an accumulator 11 which stores a liquefied refrigerant at a suction side of the compressor 1, a solenoid valve 5 for storing the refrigerant in the outdoor heat exchanger 4, and a controller 21 which performs control so as to feed the refrigerant stored within the outdoor heat exchanger 4 during a defrosting operation, to the accumulator 11 on the basis of an amount of refrigerant within the accumulator 11 when operation is switched to a heating operation from the defrosting operation, are provided.