The SARTOFLOW^® Smart is a modular and flexible filter system. The benchtop device enables simple and versatile use in the laboratory, in process development or for clinical studies. The design supports intuitive use with tidy hose management and clear flow directions. The hoses can be inserted logically and have extremely short distances. The bags and filter cassettes are also extremely flexible and easy to arrange. This provides a good overview of the ongoing process. The display and controls are always easy to reach. SARTOFLOW^®