Network Broadcast Storm Protection4*10/100/1000Tx Fast Ethernet Ports & 1*100/1000 SFP SlotSupports Auto MDI/MDI-X FunctionStore-and-Forward Switching Architecture10Gbps Back-Plane (Switching Fabric)8K MAC Address Table9.6Kbytes Jumbo Frame SupportSurge Protection: 3, 000 VDC SupportESD Protection: 6, 000 VDC SupportUL Class I, Division 2 CertifiedRedundant Power Input Design – 12~48VDCBuilt-in 1 Relay Output for Port Break AlarmIP30 Rugged Aluminum Case DesignDIN-Rail and Wall Mount SupportOperating Temperature Range - EOT: -40° to 75° C5-Year Warranty