DeVilbiss Ultra Quiet 5 Liter Oxygen Concentrator

Updated August 24, 2026

Lot number	93
Auction	The Craig Estate: Pinball Game, Boat, Tools, Trailers
Date	September 4, 2026 at 7:00 PM EDT
Auction house	American Eagle Auction & Appraisal Company
Location	New Hudson, Michigan

DeVilbiss Ultra Quiet 5 Liter Oxygen Concentrator Model: 525DS-Q This package also includes a bag full of brand new hose and related supplies. An ultra-quiet, energy-efficient home medical device that provides continuous oxygen therapy. It features an integrated Oxygen Sensing Device (OSD), patented turn-down technology, and an average noise level of 45–46 decibels. Key Specifications *Flow Rate: 0.5 to 5.0 Liters Per Minute (LPM) continuous flow. *Oxygen Purity: 87% to 96% purity across all settings. *Sound Level: ~45–46 dBA (quieter than the standard 525DS model). *Power Usage: 310 watts average (drops to 275 watts at flow rates of 2.5 LPM or less). *Size & Weight: 24.5” H x 13.5” W x 12” D, weighing 36 pounds. Core Features *Turn-Down Technology: Automatically lowers system pressure and reduces stress on internal parts when running at 2.5 LPM or less, saving power and extending unit life. *Safety Alarms: Features audible and visual alerts for power failure, high/low pressure, low flow, and low oxygen purity. *Convenient Design: Includes top and side handles, a recessed humidifier nook, a protected cannula fitting, and a lockable flow meter.

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