QSFP Pluggable I/O Interface TE Connectivity / AMP Connectors Quad Small Form-Factor Pluggable (QSFP) Pluggable I/O Interface is a high-speed I/O interface that offers four channels, providing three times the density of SFP/SFP+ ports. QSFP cages and connectors are designed for data rates up to 10Gb/s, supporting Fibre Channel, Ethernet, and InfiniBand (IB) standards. TE Connectivity / AMP Connectors QSFP Pluggable I/O Interface accepts optical or copper interfaces. Applications include enterprise storage, high-speed I/O, and multiple channel interconnects, as well as switches, routers, and host bus adapters (HBAs).