Electro Standards Laboratories QuickSwitch® Model 4173

The QuickSwitch® 4173 ST Duplex A/B 100 Base FX to Common 100 Base TX switch allows the user the capability of accessing two separate fiber optic 100 Base FX ports from a 100 Base TX port. The switch is fully compliant with the 802.3u 100 Base TX/FX standard. The A/B switch may be controlled manually via a front panel pushbutton or remotely from an RS-232 serial port located on the rear of the unit. Switch position status may be attained via the front panel LED display or the remote RS-232 serial port located on the rear of the unit.