Secondhand Medwelt 7F-5B 5L/min Oxygen Concentrator

Objective AI Report

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Report date: 12.11.2025

Medwelt 7F-5B Oxygen Concentrator Analysis Report

Product Identification and Intended Use

The device shown in the visuals is an oxygen concentrator used for medical purposes. This device is designed to provide pure oxygen to its user by separating nitrogen from ambient air. It is used for patients with respiratory problems to receive oxygen therapy at home or in clinical settings. The device’s front panel includes sections such as “OXYGEN OUTLET” and a flow meter.

Brand and Model Information

As a result of a detailed visual inspection, it has been clearly determined that the device’s brand is Medwelt and its model is 7F-5B. The brand logo and model number are clearly written on the front surface of the device. Online verification confirms that this model is an oxygen concentrator belonging to the Medwelt brand.

General Condition and Assessment

The device is generally in good condition and appears to be lightly used. No significant discoloration, yellowing, or major stains are observed on its white casing. The product has been generally cleaned and gives a well-maintained impression. It is understood that it can be easily moved thanks to its four wheels, and the wheels are also observed to be in working order.

Physical Deformation Examination

Upon careful examination of the product’s casing, no cracks, breaks, or severe dents were detected. There is no notable deformation other than minimal, superficial scratches that may have occurred due to use. The warning labels located under the device’s top cover are also in very good condition, indicating careful use of the device.

Mechanical and Electronic Components

Mechanically, all parts of the device appear to be in place and intact. There are no visible mechanical issues with the flow adjustment knob on the front of the device, the humidifier water container slot, or the wheels. The digital screen and control buttons (POWER, time setting buttons) that represent the electronic components are clean and undamaged. Since the screen is off, no comment can be made regarding its functionality.

Accessories and Connection Points

• Humidifier Water Container: A transparent humidifier water container is located in the front section of the device. Some water droplets are visible inside the container. It is physically intact and unbroken.
• Flow Meter: A flow meter adjustable from 0 to 5 L/min is present. Its glass tube is intact, and the ball inside is in place.
• Connection Points: A single oxygen outlet socket, labeled “OXYGEN OUTLET,” is located on the front panel. No power cable or oxygen cannula is visible connected to the device in the visual.
• Quantity Information: The visuals show a total of 1 Medwelt 7F-5B Oxygen Concentrator and 1 humidifier water container attached to the device.

Label and Warning Information

Under the device’s top cover, there are labels containing important safety warnings in English and Turkish. Some of these warnings include:

• The device should not be opened due to the risk of electric shock.
• It should not be used near flammable materials.
• The device should not be covered while operating.
• Filters should be cleaned regularly.

No specific production information such as serial number, lot number, or REF code is legible on these labels.

Potential Failure Risk

As a result of visual inspections, no alarming physical damage, rust, or significant wear and tear has been found on the device. The general condition of the device is quite good, and with its current state, the potential risk of failure is low. The well-maintained mechanical and external components give the impression that there are no significant issues with the electronic components either.