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Unmanaged 3 Port Switch with 2 Duplex contact closure channels

Supplier: Optical Systems Design

The OSD2138 is an unmanaged 3-port switch with 2 duplex contact closure channels, it has two 10/10/1000Base-T RJ45 copper ports and one SFP port which can be specified by the user for 100Base Fx/1000Base-Lx/Sx fiber mode or as 10/100/1000Base-T RJ45 copper.

Price Guide: POA


  • Any network utilising a mix of copper and fiber
  • Industrial IP communications
  • Gigabit backbone networks
  • IP cameras with tamper alarms and/or washer/wiper controls

Features and Benefits of the OSD2138 Ethernet Media Converter:

  • Complies with IEEE802.3i/802.3u/802.3ab 10/100/1000Base-T, IEEE802.3u 100Base-Fx, IEEE802.3z 1000Base-Lx/Sx standards
  • Has a total of three ports: two fixed copper ports for 10/100/1000Base-T and one SFP port which may be either copper or fiber
  • Supports network traffic of 1000Mbps
  • Duplex transmission of two alarm signals
  • Can be used with either singlemode or multimode fiber over a variety of link budgets
  • Available for operation over 1 or 2 fibers
  • Automatic TP setup: no need for crossover cables
  • Auto TP sensing of half or full duplex operation in 10/100 mode
  • Powered by non-critical 12VDC or 24VAC
  • Operates over the temperature range of -20 to +75ºC
  • SFP modules sold separately



OSD2138 Ethernet Media Converter Data Sheet