The System Storage SAN40B-4 and the System Storage SAN24B-4 Express switches offer:
8 Gigabits per second (Gbps) industry-standard Fibre Channel (FC) switch capability for systems that support 8 Gbps throughput
Auto-sensing FC ports supporting 1, 2, 4, and 8 Gbps
Scalable Ports on Demand configuration from 16 to 40 ports in 8-port increments to accommodate small, to larger midrange, and to enterprise SAN fabric environments
High availability design with integrated power supply and fan modules and hot-pluggable components