A capsule filter is a compact, self-contained, single-use filtration unit with an integrated filter element in a sealed plastic housing, offering a convenient, pre-assembled solution for sterile filtration, particle removal, and clarification, especially in biopharma, labs, and medical device manufacturing, eliminating the need for complex housings and reducing contamination risks. These disposable units come in various membrane types (PES, PTFE) and are used for purifying liquids like media, buffers, and solvents, as well as for gas filtration, featuring easy installation and disposal.