PLANET SGS-5240-48T4X is a Layer 2+ Stackable Managed Gigabit Switch that provides high-density performance, Layer 3 static routing with 10Gbps uplink interfaces delivered in a rugged, strong case. 48 10/100/1000BASE-T RJ45 copper ports. 4 10GBASE-SR/LR SFP+ slots, compatible with 1000BASE-SX/LX/BX SFP. RJ45 to DB9 console interface for switch basic management and setup. One 10/100BASE-TX Management port.