10/100Base-Tx-100Base-FX S25K SC 1RJ45

The MC-1125S is part of the MC-1100 series, FiberOptic.com's own brand of Fast Ethernet 10 or 100Base-TX to Fiber 100Base-FX converters. The units feature one fiber port with an SC, ST, or FC connector and one RJ-45 connector port. The MC-1125S converter can be used as a standalone unit or as a slide in module for the (14 unit) 19" rack known as MCC-14AC. This stable and reliable switch enables long-term operation and makes it easy to replace power supplies. The unit is configured for full-duplex and half-duplex communication. The configuration of DTE and MPR functions makes it convenient to connect the similar products.


  • Standards: IEEE802.3u 100BASE -TX/FX standards
  • UTP Cable: Cat 5 cable and up to 100m
  • Fiber Cable:
    50/125, 62.5/125 or 100/140um multimode
    8.3/125, 8.7/125 or 10/125um singlemode
  • Data Transfer Rate:
    100Mbps auto duplex
    100Mbps half duplex
    200Mbps full duplex
  • Distance:
    Multi Mode transmission distance:2KM
    Single Mode transmission distance:25/40/60/100KM

This Model:
Port: Single-mode RJ45/SC
Wavelength: 1310nm
Transmission distance: 25KM
Transmit Power: -7~-15 db
Sensitive degree: -34 db
Saturation: -8 db
Attenuation: 0.5 db/KM