General Information Product Name 1920S 48G 4SFP Ppoe+ 370W Switch Manufacturer Part Number JL386A Product Line OfficeConnect Product Series 1920S Product Model 1920S 48G 4SFP PPoE+ 370W Interfaces/Ports Total Number of Network Ports 48 Uplink Port Yes Modular Yes Stack Port No Port / Expansion Slot Details 48 x Gigabit Ethernet Network 4 x Gigabit Ethernet Uplink I/O Expansions Number of Total Expansion Slots 4 Expansion Slot Type SFP Shared SFP Slot No Number of SFP Slots 4 Media & Performance Media Type Supported Twisted Pair Optical Fiber Ethernet Technology Gigabit Ethernet Fast Ethernet Network Technology 1000Base-X 10/100/1000Base-TX 100Base-FX Network & Communication Layer Supported 3 Management & Protocols Manageable Yes Physical Characteristics Compatible Rack Unit 1U Form Factor Rack-mountable Height 1.7" Width 17.4" Depth 12.7"