OCC-4056C DWDM Module

Optical Channel Checker Module with SFP-bay

OCC-4056C DWDM Module

The OCC-4056C is the most complete DWDM optical channel checker (OCC) on the market. The OCC-4056C module for the T-BERD/MTS-2000, -4000 V2 and -5800 and OneAdvisor-800 platforms offers OSA like functionality and speed in a handheld form factor, perfect for successfully deploying and maintaining wavelength routes for Fiber Deep, Remote PHY, C-RAN and 5G applications. It is an ideal test tool for service providers to install, maintain and upgrade metro/access links and DWDM systems. It measures wavelengths and power levels of DWDM channels and displays the complete spectrum.


  • Qualify any DWDM channel Frequency and Power level
  • Supports C-band applications (Ch61 to Ch12)
  • Simple for a novice, fully featured for an expert
  • Can be combined with DWDM OTDR modules
  • Field interchangeable module (single slot size)


  • Validate wavelength routes for Fiber Deep & Remote-PHY, C-RAN & 5G
  • Qualify forward/return path links through Mux and Demux
  • Spectral and drift testing on DWDM sources
  • Performance verification in Metro Access Networks
  • Maintenance and troubleshooting of DWDM networks

Key Features

  • Supports ITU-T G.692 DWDM grid with 50/100 and 200 GHz channel spacing
  • Complete spectral trace & fast scanning speed (<4 s)
  • Drift measurements for wavelength and power
  • Zoom and marker functions
  • Pass/Fail analysis
  • Dual SFP/SFP+ slots for fixed or tunable SFP/SFP+

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