Arrival of Carrier 60,000 BTU and 48,000 BTU standing air conditioners, brand new in the box (stock units) that are well-known. Also, arrival of 50,000 BTU Haas standing air conditioners, brand new in the box (stock units). Modern air conditioners, energy-saving. Refrigerant 410. Copper radiator, both indoor and outdoor. Excellent airflow. Very high cooling capacity.