Basic Details & Specifications Model / Name: Drive DeVilbiss 1025 (10 L) high-flow concentrator. Flow Rate: 2โ10 L/min continuous. Oxygen Purity: ~87% to ~96% in the 2โ10 L/min range. Outlet Pressure: 20 psi ยฑ 1. Weight: Approximately 19 kg. Dimensions: About 62.2 cm (H) ร 34.2 cm (W) ร 30.4 cm (D). Power: Uses 230 V, 50 Hz with 3.2 A current draw according to spec sheet. Noise Level: Around 67 dB (per Evron spec) for the 10 L unit. Purity Monitoring: Integrated OSDยฎ (Oxygen Sensing Device) sensor for continuous measurement. Alarms / Safety Features: It has visual + audible alarms for: Low oxygen concentration Power failure High gas temperature High / low flow High pressure Mobility: Has integrated handles and castors (wheels) for easier movement. Usage: Designed for both home and clinical use; built for high-demand oxygen therapy. Warranty: About 2โ3 years depending on seller / region. Origin: Made in USA. --- โ Pros / Advantages High flow capacity: Up to 10 L/min, good for patients needing more than 5 L. Compact for a 10 L unit: Despite high capacity, it's relatively lightweight (19 kg) and easy to move. Safety: Continuous oxygen purity monitoring + alarms.