Introducing the Moxa PT-7828-R-48-48 Iec 61850-3 Layer 3 Modular Managed Rackmount Ethernet Switch System With 3 Slots For Fast Ethernet Modules And 1 Slot For Gigabit Ethernet Modules, For A Total Of Up To 24+4G Ports, Cabling On Rear Panel, 2 Isolated Power Supplies (48 Vdc), -40 To 85C Operating Temperature. We offer the best price and excellent service. Our dedicated team is here to find your perfect solution. Request a quote or contact us now for prompt assistance.