XFP Connectors and Cages TE Connectivity's (TE) XFP Connectors and Cages feature an intuitive latch design and patented heat sink technology. TE's XFP Cages provide improved thermal management with a riding heat sink. The heat sink is attached to the cage with a clip to maintain contact between the heat sink and module. XFP provides 10Gbps serial links for a wide range of applications, including standards OC192/STM-64, G.709, and 10 Gigabit Ethernet.