ExFo EUI-90 ST Connector

The EXFO EUI-90 twist-on ST adapter cap is designed for seamless compatibility with EXFO FiberBasix 100 and FiberBasix 500 Series light sources. Featuring the innovative EXFO Universal Interface (EUI), this interchangeable connector allows quick, hassle-free adapter swaps. Easily replace the original adapter with the EUI-90 for reliable ST connector performance — perfect for versatile fiber testing setups.