Perle S-100MM-S2ST40 Media Converter - 2 x ST Ports - 100Base-FX, 100Base-EX - 24.85 Mile - Rail-mountable, Wall Mountable, Rack-mountable

With 100Base-FX technology get up to 100Mbps data transfer rate over optical fiber cable The Rail-mountable provides convenient installation Attach multiple devices together or expand the number of devices connected to your existing network by using 2 transceiver/media converter