The Model 4293 with Contact Closure Remote and Keylock allows the sharing of four LC Duplex Fiber Optic Networks or Devices from one Common Computer Network or Device with secure Offline position to stop any and all data throughput for the switch.

QuickSwitch® Model 6254 is an LC Duplex A/B Switch that is RoHS Compliant and CE Certified with four independent channels of A/B switching to provide critical backup for fiber optic networks.