509 Models
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509fx

509FX (Multimode) Industrial Ethernet Switch

9 port (8 10/100BaseTX, 1 100BaseFX Fiber Uplink) Industrial Ethernet Switch, DIN-Rail (Multimode, ST or SC Connector)
+Shipping charges
509fx

509FXE (Singlemode) Industrial EthernetSwitch

9 port (8 10/100BaseTX, 1 100BaseFX Fiber Uplink) Industrial Ethernet Switch, DIN-Rail (Singlemode, ST or SC Connector)
+Shipping charges

500-UTA89 Optional Metal DIN Rail Clip

500-UTA89: Optional Metal DIN Rail Clip for 508TX & 509FX (Standard on 516TX & 517FX)
+Shipping charges