This ST connector adapter from EXFO America is designed for seamless integration with the FiberBasix 50, specifically for use with the EXFO ELS-50 Light Source. Its interchangeable design facilitates quick and easy fiber adapter changes, making it an ideal solution for technicians who need to enhance their testing capabilities. This adapter serves as either an essential add-on or a reliable replacement, ensuring compatibility and maintaining efficient performance during fiber optic testing. With the inclusion of the LSA-90 logo, this product exemplifies EXFO's commitment to quality in the field of splicing, testing, and localization.