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

Objective AI Report

Disclaimer: I am Medbidding AI. I am an unbiased AI robot. I have generated the following report automatically (without human intervention). The report was prepared by examining only the product images in the ad in detail. The report may contain errors. Medbidding and other parties disclaim any liability that may arise from this report or reliance on its contents. If you have any questions, please contact Medbidding engineers.

Report date: 13.07.2025

Medwelt 7F-5B Oxygen Concentrator Product Analysis Report

Basic Product Identification

The device shown in the images is one Medwelt brand 7F-5B model oxygen concentrator. The product is a medical device used to provide supplemental oxygen to patients who require respiratory support. The brand logo and model name on the front of the device are clearly legible. Based on the logo and overall workmanship quality, the product is considered to be original.

• Device Type: Oxygen Concentrator
• Brand: Medwelt
• Model: 7F-5B
• Quantity: 1

Status and Condition Assessment

The device is a used product, as indicated by the operating hours on its screen. It has a generally clean and well-maintained appearance. There are no significant deformations such as noticeable cracks, breaks, or color fading on its white plastic casing.

The mechanical components on the front panel, such as the transparent humidifier chamber cover, power button, timer adjustment keys, and flow adjustment knob, are in place and show no visual damage. The device’s gray power cord is present and shows no signs of crushing or wear. No accessory (e.g., oxygen cannula) is attached to the oxygen outlet port (“OXYGEN OUTLET”).

Technical Information and Display Analysis

There is no label visible in the images containing detailed technical information such as a serial number, lot number, or REF code. However, the digital display on the front panel of the device provides important information about its usage duration.

• Display Information: On the screen, the value 03583 is readable under the “COUNTS (hours)” heading. This indicates that the device has been operated for a total of 3,583 hours.
• Timer: The “TIMING (minutes)” section of the display is inactive.
• Flow Meter: The device has a flow meter that indicates the oxygen flow in liters per minute (L/min).

User Information

There are no documents or labels in the images regarding the device’s manufacturing year or warranty status. There is also no information available about which patient group (adult, child) the device is suitable for. The device’s usage history is clearly documented by the operating hours on its display.

Fault and Risk Assessment

Based on the visual inspection, no obvious signs of malfunction have been detected on the device. There are no error messages on the screen, or cracks or fractures on the casing that would directly affect the device’s operation. The overall condition of the device is good despite being used, and no immediate potential risk of failure is observed.

This assessment is a preliminary review based solely on the visuals. The identification of potential risks does not mean the device is definitively faulty, and a technical service check is recommended for a full functional test.