OCM 1841

4 Channel CWDM MUX/DEMUX [1270-1330nm]


CWDM, Fiber


Product Documentation


  • Send / receive up to 4 channels over a single fiber link
  • Wavelengths 1270nm, 1290nm, 1310nm, 1330nm
  • Passive operation (no power required)
  • Combine all four modules for up to 16 channels
  • LC/PC single mode optical connections
  • Optional ½ RU 19” rack frame (RFR 1018)


The OCM 1841 is a compact CWDM passive 4 channel optical multiplexer / demultiplexer designed to send and receive up to 4 individual signals over a single fiber link. This module accommodates 1270nm, 1290nm, 1310nm, 1330nm.  The module has an UPG (Upgrade) port to cascade additional 4 channel modules expanding the  system to a maximum of 16 channels.

The modules can be used standalone or integrated into the optional RFR 1018 1/2 RU 19” rack frame, which can accommodate all four modules. Ideal for system installations.



LC to LC Duplex Fiber Patch Cable

RFR 1018 yellobrik 19" Rack TrayRFR 1018 yellobrik rack tray with modules installed

RFR 1018

yellobrik 19″ 0.5RU Rack Tray

Ordering Information

UPC / EANModelDescription
4250479319417OCM 18414 Channel CWDM MUX/DEMUX [1270-1330]
4250479310186RFR 101819" 0.5RU Mounting Tray
4250479323155LC/LC DUPDuplex LC/LC Patch Cable
4250479318182LC/LC SIM Simplex LC/LC Patch Cable
ATTN: State of California Consumers

WARNING: This product can potentially expose you to chemicals which are known to the State of California to cause cancer, birth defects of other reproductive harm. For more information, go to www.P65Warnings.ca.gov