Drive DeVilbiss 10L Oxygen Concentrator. * Built upon the reliable features of the 525 concentrator the 1025 Oxygen Concentrator is designed to provide optimal oxygen delivery for patients with varying flow requirements. * Assembled in the USA and built in the same shell as the 5 Liter the 10 Liter Concentrator is also compatible with cylinder transfill systems. * Sold separately the Transfill Caddy is designed with a steel frame to simply connect the 18 x 14 inch shelf designed to support up to 40 lbs. to the DeVilbiss 10L Concentrator. * With a weight of 42 lbs. and an identical footprint to the 525 unit the 1025 is substantially smaller and lighter than competitive 10 Liter concentrators. * Capable of delivering 87% to 96% of O2 purity from 2 to 10 LPM the 10 Liter Concentrator is an ideal investment for your patients and business alike. * Exclusive DeVilbiss OSD© (Oxygen Sensing Device) standard on every unit monitors the oxygen produced and ensures patient safety and reliability for longer service intervals. * Equipped with accessible patient controls bright LEDs that can be seen from a distance protected cannula fitting and recessed humidifier nook to prevent damage * Accessories such as masks cannulas etc. are not included