Secondhand Inogen One G5 2.2kg Portable Oxygen Concentrator

Objective AI Report

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Report date: 10.03.2026

Inogen One G5 Portable Oxygen Concentrator Analysis Report

Device Identification and Areas of Use

The product in the images is a portable oxygen concentrator used in cases of respiratory failure or requiring continuous oxygen therapy. The device is designed to provide oxygen support to the patient while mobile, during travel, or in a home environment. Thanks to its accompanying power adapters, it is suitable for use with both mains electricity and in-car power sources.

Brand and Model Information

Based on the inscriptions on the device’s body and labels, the brand and model information has been definitively identified.

• Brand: Inogen
• Model: One G5
• Model Code: IO-500

Considering the print quality on the device, label standards, CE markings, and plastic craftsmanship, the product is assessed to be original.

Label and Technical Information

The following information was identified on the barcoded label located on the side surface of the device.

• Serial Number: 20131034-EU
• UDI and Barcode Number: (01)00817131020162(21)20131034-EU
• Input Values: 12.0 V – 16.1 V, 20 VDC, 120 W
• Certifications: CE mark and Class II electrical device symbol (double square) are present.

Physical Condition and State

The device is generally in good condition. There are no cracks, breaks, dents, or discoloration on the white plastic casing. There is a slight amount of dust around the metal nozzle at the top, which provides oxygen output, and on the gray-framed metallic mesh filter located on the side. The battery module is attached to the bottom of the device.

Screen and Control Panel

A digital screen and a membrane keypad are located on the top part of the device. The screen is in the off position and has no scratches or cracks on its surface. The control panel includes a power button, an audible alert (alarm) button, plus and minus adjustment buttons, and a warning light indicator. There is no fading or physical deformation on the buttons.

Accessories and Quantity Information

Various accessories have been identified in the images along with the main device. The total number of parts is 5.

• 1 Main Device: Inogen One G5 oxygen concentrator.
• 1 AC Power Adapter: A black adapter with a standard European (EU) type plug, used for mains electricity. There are no kinks or breaks in its cables. A Velcro cable tie is present on the cable.
• 1 DC Car Charging Cable: A black cable compatible with a car cigarette lighter input, with the code BA-306 and an English fuse warning label on it.
• 1 Carrying Bag: A black carrying bag suitable for the device’s dimensions, with a breathable mesh bottom, a shoulder strap, a Velcro top flap, and a zippered front pocket.
• 1 Nasal Cannula: A green oxygen cannula, unopened in its transparent plastic packaging, located in the front pocket of the carrying bag.

Potential Malfunction Risk

No breaks, missing parts, cable damage, or corrosion that would prevent the device from operating have been observed in the images. Other than superficial dust around the filter and nozzle, there are no signs of mechanical or electronic risk. The socket ends and insulation of the power cables are intact. The overall condition of the device is very good.