Your Browsing History







Any questions? Our AI beta will help you find out quickly.
This 5pack OM3 multimode duplex SC/UPC fiber loopback tester uses 50/125m fiber optic cable for reliable signal loopback testing. It is widely used for quick diagnostics of fiber switch ports, optical modules and network devices. Compact and easy to use, these test plugs are essential tools for data center maintenance, telecom engineering and fiber network verification projects.