Secondhand Tuttnauer 2540MK 23 Liters Autoclave

Objective AI Report

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Report date: 11.03.2026

Tuttnauer 2540 MK Autoclave Device Analysis Report

Device Identification and Areas of Use

The product in the images is a desktop steam sterilizer (autoclave) device. It is used for sterilizing surgical instruments, equipment, and materials in medical, dental, and laboratory environments using high-pressure steam.

Brand and Model

Based on the inscriptions on the front body of the device and above the pressure gauge, as well as the label on the lid, the product’s brand has been identified as Tuttnauer, and its model as 2540 MK.

Originality Assessment

Upon examining the brand logos on the device, the quality of the indicators on the control panel, the body structure, and the industrial locking mechanism, the product is assessed to be original.

Quantity Information

The images show a total of 1 autoclave device and 1 perforated stainless steel tray inside the device’s chamber.

General Condition and State

The device is in used condition. Its outer casing shows signs of wear due to use, color fading, and physical deformations. The inner chamber generally appears clean.

Physical Deformation Analysis

The following physical deformations have been identified on the device’s outer casing:

• On the right side of the front panel, immediately below the brand logo, there is a prominent crack and a deep scratch extending downwards.
• On the upper panel of the device, in the right rear section, a circular area is covered with aluminum foil tape.
• Small-scale dirt and stains are present in various areas of the outer casing.

Mechanical Components

The heavy-duty metal lid locking mechanism located on the left side of the device maintains its physical integrity. No significant tearing or melting is visually observed on the thick black rubber gasket located on the inner side of the lid. The hinges and lock seat of the inner chamber lid appear sturdy.

Electronic Components and Control Panel

The components on the analog control panel located on the right side of the device are as follows:

• Pressure and Temperature Gauge: An analog manometer is located at the top. PSI and temperature values are displayed on the gauge. Its glass and dial are intact.
• Power Switch: A green, I/O (On/Off) rocker switch is present.
• Indicator Lights: There are three status indicator lights: POWER (Green), HEAT (Orange), and DRY (Orange).
• Timer: A black rotary knob adjustable between 0 and 60 minutes is present.
• Temperature Setting (Temp): A black rotary knob for adjusting the temperature between 100°C (212°F) and 134°C (273°F) is present.
• Function Selector: At the bottom, there is a black rotary knob with EXH DRY, STER, and FILL WATER positions.

All knobs and switches are physically in place, and no broken parts have been observed.

Inner Chamber and Accessories

When the device’s lid is opened, a cylindrical stainless steel sterilization chamber is visible. Inside the chamber, there is a metal rack system for holding trays, and on this system, there is 1 perforated stainless steel sterilization tray. On the lower left exterior of the device, there is a metal fitting/nozzle tip that can be used for liquid drainage or connection. No power cable or external accessories are present in the images.

Label Information and Warnings

The labels and warnings identified on the device are as follows:

• Front panel upper left corner: General warning label with a black exclamation mark on a yellow background.
• Next to the locking mechanism: Warning label stating “ENSURE DOOR TIGHTNESS”.
• Upper panel: A large, multi-language and diagrammatic information label containing the device’s installation and usage instructions. The code LAB048-0070-A is readable in the lower right corner of this label.
• Upper panel front part: Yellow triangular label indicating a hot surface warning.
• Upper panel right part: A small label containing English warning text regarding pure water reservoir filling.

The main manufacturer’s nameplate, including the device’s serial number, year of manufacture, or REF code, is not clearly visible in the images.

Potential Malfunction Risk

The prominent crack on the device’s front panel poses a potential risk of dust or moisture entering the internal components. The circular area on the upper panel covered with aluminum foil tape indicates a subsequent intervention to the device’s original structure or that a ventilation/valve opening might have been sealed. This situation presents a risk factor that could affect the device’s pressure and steam discharge dynamics. Although the lid gasket appears visually intact, it may harden over time in such pressurized devices, requiring physical inspection for steam leakage risk. Apart from these, the device’s inner chamber and mechanical locking system are in good condition.