Lantronix S3100-4040 Stand-alone Fiber to Fiber Media Converter

Lantronix S3100-4040 Stand-alone Fiber to Fiber Media Converter

SKU: S3100-4040 Category:

The ION S3100 is a stand-alone fiber to fiber media converter. It is protocol independent and supports data rates from 100Mbps to 2.5Gbps through two open SFP slots. This any-rate to same-rate converter can be used to perform reliable and cost-effective single mode to multimode fiber conversion or it can be used to provide wavelength conversion in CWDM applications.

Lantronix S3100-4040 Stand-alone Fiber to Fiber Media Converter

In stock


Stand-alone Fiber to Fiber Media Converter
SFP to SFP for Data Rates from 100Mbps to 2.5 Gbps

  • Provides a complete interface of the AUI to Ethernet UTP cable
  • Supports data transfer rate of 10 Mbps
  • CSMA/CD access mechanism
  • Capable of driving the UTP cable segment up to 100 m (328 ft.) without the use of a repeater
  • Selectable Link test and SQE test functions
  • AUI locking post design allows the E-TBT-MC05 to directly attach to a host’s AUI connector
  • Can be used with or without an AUI cable
  • LED indicators for network monitoring and diagnosing
  • The RJ-45 port will automatically detect and reverse the polarity on the receive pair, if needed


  • IEEE 802.3
  • 10Base-T

Data Rate

  • 10 Mbps


  • SW1: SQE Test: UP is enabled
  • SW2: Link Test: UP is enabled
  • SW3: Half or Full-Duplex: UP is for Half, Down is for Full

Status LEDs

  • COL: Blinks when detecting collisions
  • STAT: Solid Green: UTP Link established; Blinks Green: No UTP Link; 4-Blink Pattern: Polarity reversal detected on UTP cable
  • TX: Blinks when transmitting data on the RJ-45
  • RX: Blinks when receiving data on the RJ-45


  • Width: 3.1” [79 mm]
  • Depth: 0.8” [20 mm]
  • Height: 1.7” [43 mm]

Power Consumption

  • Not to exceed 75mA@12 VDC

Power Supply

  • No external power required

Power Input

  • 10.2 to 15.75 VDC; 250mA@12 VDC


  • Operating: 0°C to 50°C
  • Humidity: 5% to 95% (non-condensing)
  • Altitude: 0 – 10,000 ft.


  • 1 lb. [0.45 kg]


  • 125,126 hours (Bellcore)


  • FCC & CISPR Class A, CE Mark


  • Lifetime