Secondhand Respirox SZ-5AW 5L/min Oxygen Concentrator

Objective AI Report

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Report date: 07.11.2025

Respirox SZ-5AW Oxygen Concentrator Analysis Report

Overview and Device Identification

The visuals show one oxygen concentration device designed for use in a home or clinical setting. The primary function of the device is to separate nitrogen from ambient air, providing high-purity oxygen to the user. Additionally, it features a nebulizer function, enabled by the “Nebulizing Interface” output, which allows liquid medications to be converted into vapor for respiratory intake. The total quantity of the product shown in the visual as a whole is one unit.

Brand, Model and Originality

The brand and model information are clearly visible on the device and its accompanying warranty certificate. According to this information, the product’s brand is Respirox, and its model is SZ-5AW. The overall appearance of the device, the print quality on it, labels, and details such as the warranty certificate indicate that the product is original.

Physical Condition and Deformation Assessment

Despite being used, the product is in very good physical condition. No significant scratches, cracks, dents, discoloration, or stains were observed on its white plastic casing. It generally has a clean and well-maintained appearance, suggesting that the device has been used carefully. No physical deformations were found.

Mechanical and Electronic Components

Upon visual inspection of the mechanical parts, no problems are observed.

• Wheels: The wheels located at the bottom of the device appear sturdy and capable of movement.
• Flowmeter: The flowmeter and adjustment knob, which are used to set the oxygen flow rate and have values from 0 to 5 L/min (Liters/Minute), are physically in good condition.
• Humidifier Reservoir: The water container and its connections attached to the front of the device are in place and undamaged.
• Output Ports: The “Oxygen outlet” and “Nebulizing interface” ports are clean and ready for use.
• Rear Cover: The cover indicated by “UP OPEN” at the back of the device closes completely.

As for the electronic components, since the device was in the off position, whether the screen works could not be tested. However, there are no physical damages, breaks, or cracks on the digital screen, power button, and other control buttons.

Accessories and Documents

The following accessories and documents are included with the device in the visuals:

• Humidifier Water Bottle: It is mounted on the device.
• Oxygen Cannula: One clear tube is attached to the oxygen outlet.
• Power Cable: The device’s power cable is visible in the background of the second visual.
• Warranty Certificate: A filled-out warranty certificate belonging to the device is present.

Upon examining the documents, it is seen that the product’s sale date is 20.03.2021. While the presence of a warranty certificate is an important detail, it is likely that standard warranty periods have expired based on this date.

Label and Technical Information

The following information has been obtained from the warranty certificate. This information provides clear data about the device’s identity and history.

• Product: Oxygen Concentrator
• Model: SZ-5AW
• Sale Date: 20.03.2021
• Serial Number: KA20002680

Conclusion and Potential Risk Assessment

Based on the available visuals, it is concluded that the Respirox SZ-5AW model oxygen concentrator is in very good condition and has been used carefully. There is no alarming wear, rust, or damage to the device’s casing, mechanical parts, or accessories. There are no visible signs of malfunction. Therefore, it is assessed that the device, given its current physical condition, does not pose a potential risk of malfunction and is in a state where it can be used safely.