3Com - 3C16476BS Baseline Switch 2250 Plus. 48 ports 10/100 BASE-T and 2 dual-purpose ports For Gigabit copper or SFP slots For 1000Base-SX or 1000Base-LX fiber Auto MDI/MDIX on all ports. 255
HP 3CR17255-91 E5500-48G EI SWITCH 48 10/100/1000 port 4 SFP NO PSU
48 Port Layer2 Gigabit Switch 3com 2952-SFP Plus | Thomas-Krenn.AG
3Com 4200g 48 Port Gigabit Ethernet Network Switch 3cr17662-91 for sale online | eBay
3Com - 3C16475CS 10/100Mbps + 1000Mbps Baseline Switch 2226 - FOR PARTS / AS IS - Max Marine Electronics
Amazon.com: 3Com - 3C16476BS Baseline Switch 2250 Plus. 48 ports 10/100 BASE-T and 2 dual-purpose ports For Gigabit copper or SFP slots For 1000Base-SX or 1000Base-LX fiber Auto MDI/MDIX on all ports.