Keep your pipetting accurate and contamination-free with this 5-pack of Round Replacement Filters for pipette controllers. Specifically designed for models like the pipetus® Pipette Controller (22800-04), these filters feature a plug connection on one side for secure attachment. They help protect the controller and user from aerosols, liquids, or particulates during liquid handling. Each filter is compact and easy to install. Made in the USA, this set is an essential lab supply for anyone working in research, clinical, or educational settings. Maintain your equipment's performance and extend its lifespan with these reliable replacement filters.