3com 1000BASE-SX GBIC 1Gbit/s network switch component

1000Base-Sx GBIC module A Gigabit Interface Converter (GBIC) is an industry-standard modular transceiver that offers increased flexibility for Gigabit Ethernet connections.
Use this GBIC to provide gigabit connectivity to a 3Com® Switch 4007 or Switch 4007R, 3Com Switch 4005, 3Com SuperStack® 3 Switch 4900 family, (Switch 4900, 4900 SX, 4924 or 4950), 3Com Switch 4050 or Switch 4060, or a SuperStack 3 Switch 4228G.
When used with a Switch 4007 and Switch 4007R, the GBIC fits into one of these modules: Switch 4007 Gigabit Ethernet Switch Fabric (3CB9FG9), Switch 4007 Gigabit Multilayer Switch Module (3CB9RG4), or Switch 4007 Gigabit Ethernet I/O Module (3CB9LG4); select Switch 4007 and Switch 4007R starter kits include either the 3CB9FG9 or 3CB9RG module
When used with a Switch 4005, the GBIC fits into the Switch 4005 1- Port GBIC Module (3C16826), or Switch 4005 2-Port GBIC Module (3C16843)
When used with a SuperStack 3 Switch 4900, Switch 4900 SX, Switch 4924, or Switch 4950 , or the 3Com Switch 4050 or Switch 4060, the GBIC fits into the SuperStack 3 Switch 4900 4-Port GBIC Module (3C17714). In addition, there are 6 slots on the front of the 3Com Switch 4050, Switch 4060, or SuperStack 3 Switch 4950, into which the GBIC can fit
When used with a SuperStack 3 Switch 4228G, the GBIC fits into the 2 slots on the front