Secondhand Philips Respironics Dreamstation Auto TRX500H15 AUTOCPAP Device with Humidifier

Objective AI Report

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Report date: 20.11.2025

Philips Respironics DreamStation and DreamWear Set Analysis Report

Product Identification, Brand and Model Information

All main devices and accessories in the examined visuals belong to the Philips Respironics brand, which specializes in respiratory therapy. Based on the logos and model name on the front of the main device of the set, the product model has been definitively identified as a respiratory device (CPAP/BiPAP platform) from the DreamStation series. The device features an integrated heated humidifier unit. The mask package shown as an accessory bears the labels “DreamWear” and “Under the nose nasal mask,” confirming this product to be a DreamWear model under-the-nose nasal mask.

General Condition, Originality and Cosmetic Condition

A detailed examination of the products in the visuals reveals that the general condition of the device and accessories is quite high, indicating clean use. No signs of yellowing, discoloration, or sun damage were observed on the white plastic outer casing. The casing’s brightness and surface texture give the impression that the product has been used very little or has been very well preserved.

The print quality of the logos, material craftsmanship, and label details on the products indicate that they are original Philips Respironics manufactured items. No significant scratches, dents, cracks, or broken parts were detected on the device casing.

Parts List and Quantity Information

The total list of products and accessories identified in the visuals is as follows:

• 1 Unit: Philips Respironics DreamStation Main Unit (with Integrated Humidifier).
• 1 Unit: Device power adapter (in original form factor).
• 1 Unit: Power cable.
• 1 Unit: White air tubing (Flexible tubing).
• 1 Unit: Main package including DreamWear mask frame and instruction booklet.
• 1 Unit: Accessory package containing a red plug/connector.
• 1 Pack: Bag containing spare air filters (2 grey sponge filters).
• 2 Units: Mask nasal cushions in separate pouches (One marked “L”, the other “MW” size).

Physical and Mechanical Component Examination

Device Body: The hinge structure of the humidifier lid on the upper part of the DreamStation main unit appears intact. The air outlet port’s directing mechanism is in place. The rotary selection knob (bottom right) on the front panel, which provides basic control of the device, and the push buttons (Power and Ramp) on the top panel are physically complete.

Filter Area: In the visual, the device’s filter cover is closed, but the grey pollen/dust filters provided as spares are unused and clean within their package.

Screen: The LCD screen on the front face of the device is in the off position. No cracks or deep scratches were visually detected on the screen. As it is off, analysis of dead pixels or screen brightness cannot be performed.

Accessories and Compatibility Analysis

Tubing: The tubing provided with the device has a standard corrugated structure; no holes, tears, or kinks are visible on it. The connection ends of the tubing are intact.

Mask Components (DreamWear): The visuals show spare nasal cushions belonging to the DreamWear mask set. The transparent packages clearly display “L” (Large) and “MW” (Medium Wide) labels. This is a set that allows the user to choose the appropriate size for their face type. Additionally, a red accessory is visible inside one package; this is typically a blind plug or adapter related to the humidifier unit or oxygen inlet.

Power Unit: The black power adapter block and its cables appear undamaged. There are no breaks, fraying, or taping operations on the cable insulations.

Areas of Use

This device is a PAP (Positive Airway Pressure) device used in the treatment of Obstructive Sleep Apnea (OSA) syndrome. It delivers pressurized air to keep the user’s airway open during sleep. Thanks to the humidifier unit, the delivered air is heated and humidified to increase user comfort. The mask set is designed to deliver air to the user through the nasal passage.

Possible Malfunction and Risk Assessment

The visual inspection did not reveal any breaks, cracks, oxidation, or serious deformation in the device casing or accessories that would affect functionality. Specifically, no limescale or water leakage traces were observed in the water chamber (humidifier) area. This indicates that the device has been used with clean water or has been well-maintained.

Based on the available visual data, the physical condition of the device can be classified as “Very Good.” However, since whether the device is operational, the screen’s status, and the air pressure motor’s performance cannot be tested visually, technical functionality (operation test) should be checked separately.