Washer Disinfectors
Washer Disinfectors for surgical departments and sterilization centers; stand alone, undercounter and bench-top
At AT-OS, we design and manufacture washer disinfectors capable of withstanding intensive sanitization cycles while ensuring safe, functional, and state-of-the-art environments.
For hospitals, laboratories, veterinary clinics, nursing homes, and care facilities.
Download catalogueOur flagship models

Automatic sliding door made of double tempered glass, for large sterilisation departments with 6 washing levels and load capacity of 18 DIN baskets. Equipped with a touch control panel consisting of 8 backlit buttons and 7” touchscreen display.

Sliding pass-through door with automatic opening and closing, designed for large sterilization departments, featuring 6 washing levels and a loading capacity of 18 DIN baskets. Touch control panel with 7″ display.

Automatic double glass door with drying function, 6 washing levels, and a loading capacity of 18 DIN baskets. Equipped with an additional boiler that helps reduce electricity consumption and increase system efficiency.

Single manual glass door with drying system. Ideal for surgical departments, small sterilization units, and dental clinics. Equipped with a tilting door in double tempered glass with manual opening and closing. Up to 5 washing levels and 12 DIN baskets.

Sliding pass-through door with automatic opening and closing, made of double tempered glass, designed for surgical departments and small sterilization units, with up to 5 washing levels and 12 DIN baskets. Wide range of accessories available for washing and disinfecting all types of surgical instruments and accessories.

Sliding pass-through door with automatic opening and closing, made of double tempered glass, designed for surgical departments and small sterilization units, with up to 5 washing levels and 12 DIN baskets. An additional boiler reduces energy consumption and increases system efficiency

Built-in washer disinfector with glass door and drying system. Manual door in double tempered glass, for trolley washing with up to 4 levels and 8 DIN baskets. Wide range of accessories available for washing and disinfecting all types of surgical instruments and accessories.

Manual door in double tempered glass. Perfect for small hospital departments or dental clinics. The water heating elements, located outside the washing chamber, ensure greater system durability.
Available in small, medium, and large sizes, with single or double doors, manual or automatic; with standard or speed cycle options, and with or without drying: AT-OS offers a full range of instrument washers to meet every need and type of healthcare facility.

The transition to MDR is a mandatory step for all clinics that want to continue operating safely and legally.
AT-OS sanitizing devices will be MDR-ready by 2025: certified, safe systems designed to provide real protection for you, your staff, and your patients.
Choose the disinfection specialists
High resistance
The washing chamber, frame, and external panels are made of stainless steel, making them impact-resistant and durable over time. The door consists of two tempered glass panels resistant to chemicals, including the most aggressive agents.
Functional and customizable design
Modular and customized solutions for the specific needs of each hospital department, optimizing space and operational efficiency. A wide range of accessories completes these machines, making them suitable for washing and disinfecting all types of surgical instruments and accessories.
Maximum hygiene
The Scotch Brite surface finish and the smooth glass control panel make cleaning operations easier. Models with double doors further improve the separation between the clean and dirty sides.
Compliance with healthcare regulations
Our washer disinfectors are designed to meet the hygienic standards of EN-ISO 15883-1/2 and 5.
Trolleys, supports, accessories: strength, flexibility, and innovation
The multi-level stainless steel washing trolleys and the range of baskets and inserts offer versatile solutions to optimize cleaning. Customizable accessories and smart design ensure effective and thorough treatment, while simplifying maintenance and management.
A selection of our trolleys

Washing trolley for Da Vinci Si-Xi series instruments for use with Da Vinci connection kits.

Washing trolleys with 6-level spray arms. Suitable for washing large quantities of surgical instruments.

3-tier washing trolley with spray arms and 36 positions (9 luer locks + 9 silicone tubes + 18 protection connections for hollow tubular instruments 3-7 mm diameter) for washing minimally invasive universal surgical instruments.

Washing trolley for washing anaesthesia instruments.