QSFP+ cage kits available in single (stock number 756-1120 , 756-1136 and 820-8145 ) and ganged (756-1133 and 756-1139) configurations which are designed for data rates of up to 10 Gb/s, supporting Fibre Channel, Ethernet, SDH/SONET and InfiniBand standards. These nickel silver QSFP cage kits are belly-to-belly compatible for double sided PCBs, have spring and gaskets designed for EMI containment and press fit terminations. These QSFP+ cage kits are available with lightpipe and heatsink options and are either behind bezel or through bezel mounting (please refer to table for details). A 38 position EVERCLEAR connector is available for use with the QSFP+ cage system, (see stock number 717-4341) along with an EMI dust plug for insertion into unused ports (see stock number 756-1127
The QSFP+ cage/connector system will accept optical or copper interfaces.

The zQSPF+ Interconnect System has four channels with data rates between 25 to 40 Gbps and is backward compatible with QSPF optical modules and cable assemblies.

Port spacing for through-bezel mount versions is 21mm
Port spacing for behind-bezel mount versions is 23.5mm

QSFP+ Connectors and Cable Assemblies - TE Connectivity

The Quad Small Form-factor Pluggable (QSFP) interconnect system from TE Connectivity is a four-channel package, offering 3 times the density of traditional SFP ports and supports speeds up to 10Gb/s per channel (suitable for 8G Fiber Channel and 10G Ethernet). The system is ideal for switches, routers, and host bus adapters (HBA's) where bandwidth is essential.