What is an SFP Port-Module in Network Switches and Devices

sfp slot switch   Dan sfp slot

Interface, 2*101001000Base-T PoE ports 1*1001000Base-X uplink SFP fiber slot port 2 set of V+, V- redundant DC power interface (5Pin

GEU-0521 5-Port Gigabit Switch, 1 x SFP · 4 Gigabit Ethernet ports and 1 Gigabit SFP slot · 9K jumbo frames to increase data transfer rates · 1000Mbps full-duplex, Interface, 2*101001000Base-T PoE ports 1*1001000Base-X uplink SFP fiber slot port 2 set of V+, V- redundant DC power interface (5Pin

777 crazy slot 28 port managed ethernet SGX288164M model is Layer 2+ “All Fiber” Switch that supports 8 combo ports of 101001000Base Copper or 1001G SFP Slots, Economical industrial switch with POE+ port and flexible SFP fiber uplinks · Provides eight 101001000-Mbps PoE+ RJ-45 ports and four multispeed Gigabit SFP