AirSep Caire Companion 5 Home Oxygen Concentrator System **LOT OF TWO** **BOTH POWERED ON AT TIME OF AUCTION** *** CAIRE’s 5 LPM compact stationary oxygen concentrator is one of the most technologically advanced concentrators available on the market. The quiet operation, simple user interface, and reduced power draw are perfect for patients and care facilities, while the durability, reliability, and ease of maintenance is the perfect combination for equipment providers.***