The 4Gb Fiber Channel Pass-Thru Module for HP c-Class BladeSystem is designed for those customers desiring a direct connection between each server blade within the enclosure and external Fiber Channel SAN switches, directors, or SAN controllers. Ideal investment protection for datacenters with existing storage networking infrastructure, the HP Fiber Channel Pass-Thru Module delivers up to sixteen 4Gb Fiber Optic IO connections providing a 1:1 non-switched, non-blocking paths between the server blade and the SAN. The modular design is hot pluggable and easily installs into the I/O bays of the c-Class enclosure. Installing a pair of Fiber Channel Pass-Thru Modules provides redundant paths for connection to your SAN.