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VIAVI OTDR Module 4100 Series


VIAVI 4100-Series OTDR modules enable field technicians to rapidly, reliably, and cost-effectively install, turn up, and troubleshoot any optical network architecture – The optical performances of the 4100-Series OTDR modules combined with the complete suite of T-BERD/MTS, CellAdvisor 5G or OneAdvisor-800 platforms testing features ensure that any testing job is done right the first time.


  • Familiar touch gesture control user interface with assistant apps to guide techs through instrument usage

  • Module portability allows migration of fiber test capabilities between different VIAVI platforms

  • Wide range of module performance to match any network applications with fast, error free testing

  • Construction, commissioning and troubleshooting of Metro and Long-Haul networks

  • Tier-2 certification and maintenance of Enterprise and Data Center networks

  • High fiber count/ribbon cables with automated MPO switching

  • Characterization and troubleshooting of FTTA fiber cables

  • Certifcation and troubleshooting of FTTH-PON networks

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