Tray and Rack Systems are designed to facilitate handling of one or more Flexsafe®, Flexboy® and Flexel® 2D Bags, available in sizes ranging from 5L to 50L, within biopharmaceutical manufacturing processes.

Item No.: 

*Custom/bulk order quotes are provided within 72 hours of request.

Flexsafe®, Flexboy® and Flexel® Tray and Rack systems are designed to facilitate the handling of either individual or multiple Flexsafe®, Flexboy® and Flexel® single-use bioprocessing bags (5L - 50L) within biopharmaceutical manufacturing processes.

Flexsafe®, Flexboy® and Flexel® Tray and Rack systems are designed to support Flexsafe®, Flexboy® and Flexel® bags for the reliable processing and transfer of a wide range of biopharmaceutical fluids in applications such as:

  • Buffer and media storage
  • Bulk harvest
  • Product pooling
  • Fraction collection
  • Sample collection
  • Bulk intermediate hold
  • Final product transport


The adaptable Tray and Rack system offers the possibility to expand the system according to process needs. Swivel wheels integrated in the rack allow one or more Flexsafe®, Flexboy® and Flexel® bags to be easily moved around the facility. Specialized rack systems focused on specific applications are available on request.


A smooth finish and integrated handles make the system both user-friendly and reliable. If needed, additional modules can be stacked on top of each other.

Technology Integration Support

Sartorius provides users with support from the very beginning, offering a comprehensive support program for the development of a new production facility, from conceptualization to execution. This ensures successful design implementation and validation of single-use manufacturing.

Security of Supply

Sartorius has established multiple manufacturing sites with consistent industrial processes. The expertise of designing single-use solutions based on collaborative supplier management and customer demand planning ensures a robust, state of the art supply chain that can cope with strong market growth.

Quality Assurance

The Flexsafe®, Flexboy® and Flexel® Tray and Rack systems are designed, developed, and manufactured in accordance with an ISO 9001 certified Quality Management System. They undergo extensive testing before shipping.


  • Application Area
    Liquid storage & shipping  
  • Process Step
    • Drug Substance Purification  
    • Drug Product Formulation  
    • Cell Harvest & Downstream Processing Intermediates  
    • Media Preparation  
    • Buffer Preparation  


  • Dimensions
    400 mm × 300 mm × 175 mm  

Materials of Construction

  • Materials of Construction
    Polypropylene (PP)  

Product Information

  • Brand
    • Flexboy®  
    • Flexsafe® 2D  
    • Flexel®  
  • Pack Size
  • Type


  • Volume
    5 L  
  • Flexboy® 2D Bags
    Item no.

    For more than 30 years, Flexboy® bags (5mL to 50L) have provided robust solutions for the storage, sampling, and transfer of all biopharmaceutical fluids in all process steps. Flexboy® bags promise quality supply, robustness, closure integrity, biocompatibility, and cell growth performance.

  • Scalable Flexel® 3D Bags
    Item no.

    Scalable Flexel® 3D bags are designed for processing and storing small volume biopharmaceuticals fluids. Scalable Flexel® bags are available in sizes from 5L to 50L.