Defective Secondhand Inogen One G5 2.2kg Portable Oxygen Concentrator

Objective AI Report

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Report date: 20.10.2025

Inogen One G5 Oxygen Concentrator Analysis Report

Overview and Product Description

The visuals show a portable oxygen concentrator and its associated parts. According to the information on the device’s back label, the product is an Inogen One G5 model oxygen concentrator. The device is designed to provide supplemental oxygen to users requiring respiratory support. The labels, logos, and craftsmanship details on the product indicate that the device is an original Inogen product.

Quantity and Content Information

A total of the following parts have been identified in the visuals:

• 1 Inogen One G5 Oxygen Concentrator main unit
• 1 Inogen BA-500 model battery
• 1 sieve bed unit removed from inside the device

Physical Condition and Deformation Assessment

The device is generally in a used condition. No significant cracks, breaks, or severe dents have been observed on the white plastic casing of the main unit. However, there are scratches, dirt, and stains on the battery and its edges due to use. Dust and dirt accumulations are visible on the upper parts of the black sieve bed unit removed from inside the device. This suggests that the unit may require maintenance or cleaning.

Technical Details and Label Information

The technical information read from the labels on the product and battery is listed below. This information provides definitive data regarding the device’s identity and technical specifications.

Main Device Label (Model: IO-500):

• Model: INOGEN ONE® G5® OXYGEN CONCENTRATOR MODEL IO-500
• REF Code: 2050243-EU
• Serial Number: (01)00840092104192(21)22050243EU
• Input Power: 100-240 VAC, 1.0-0.5A, 50-60 Hz; 13.5-15.5 VDC, 10.0 A max
• Output: 90% Oxygen
• IP Class: IP22
• Manufacturer: INOGEN INC., GOLETA, CA 93117, USA

Battery Label (Model: BA-500):

• Brand: Inogen
• Model: BA-500
• Battery Type: Li-ion
• Voltage: 14.4 V
• Capacity: 46.1 Wh (Nom 3.2 Ah)
• Serial Number (SN): 21201101777B
• Place of Manufacture: MADE IN CHINA

Accessories and Electronic Components

Only one Inogen BA-500 model battery is observed with the device. The battery’s physical condition is dirty and scratched, but no critical deformation such as swelling or leakage has been detected in the visuals. The battery contact points appear normal. The internal electronic components of the device, as far as visible from the battery compartment, are clean and undamaged. No other accessories such as a charging adapter, carrying bag, or oxygen cannula are present in the visuals.

Potential Risks and Important Notes

There is no evidence in the visuals (such as a lit screen, light indicator, etc.) to show that the device is operational. Therefore, no comment can be made regarding the functional status of the device and battery. The dust and dirt on the removed sieve bed unit may indicate that this part might need replacement or maintenance for the system to operate efficiently. Although the overall condition of the device is good, it is important for a potential buyer to be aware of the remaining battery life and the condition of the sieve beds.