Cable Management Fiber Connectivity Fiber Cable Testing Instruments Passive Networking FTTX Solutions Copper Twisted Pair Splicer & Accessories 5G Solutions Cable Management Rack Mount Panel Wall Mount Closure Fiber Termination Box Universal Splice Tray Outdoor Splicing Closure Fiber Connectivity Patchcords MPO/MTP Patchcords MPO Module Pre-Terminated Multi Core Cable Fiber and Hybrid Adaptors Fiber Cable Indoor Cables Outdoor Cables Testing Instruments Loss Testing OTDRs and Fault Locators Optical Fiber Identifiers Fiber Optic Inspection Visual Fault Identifiers Talk Sets and Attenuators Network Simulators Fiber Optic Cleaning Fluids Testing Instruments Accessories Passive Networking CWDM Muxes / OADM DWDM Muxes / OADM Fiber Optic Splitter Fiber Attenuator Terminator Filter Wavelength Division Multiplexer Fused Biconic wavelength Divison Multiplexer Copper twisted pair FTTX Solutions Splicer Accessories Fusion Splicer Splicer Accessories Testing Instruments Accessories Fiber Cleaver 5G solutions Cable Management Rack Mount Panel Wall Mount Closure Fiber Termination Box Universal Splice Tray Outdoor Splicing Closure Fiber Connectivity Patchcords MPO/MTP Patchcords MPO Module Pre-Terminated Multi Core Cable Fiber and Hybrid Adaptors Fiber Cable Indoor Cables Outdoor Cables Testing Instruments Loss Testing OTDRs and Fault Locators Optical Fiber Identifiers Fiber Optic Inspection Visual Fault Identifiers Talk Sets and Attenuators Network Simulators Fiber Optic Cleaning Fluids Testing Instruments Accessories Passive Networking CWDM Muxes / OADM DWDM Muxes / OADM Fiber Optic Splitter Fiber Attenuator Terminator Filter Wavelength Division Multiplexer Fused Biconic wavelength Divison Multiplexer Copper twisted pair FTTX Solutions Splicer Accessories Fusion Splicer Splicer Accessories Testing Instruments Accessories Fiber Cleaver 5G solutions NEWS & PROMOTIONS Visual Fault Locator Lightem visual fault locator is an essential tool that quickly and easily locates problem areas in fiber cables. Download Catalog OTDR Launch Cable Box Lightem OTDR Launch Cable Box designed to aid in the testing of fiber optic cable. Available in many different configurations and fiber lengths. Download Catalog