D-sub connectors are the preferred Input/Output connectors in interface functions between equipment terminals, equipment network etc. During such applications they may be submitted to mechanical stresses that are sometimes severe. In order to prevent risks (pulling up, accidental unmating, etc), FCI offers a wide range of derived accessories. For instance plastic or metalised plastic hoods, EMI/RFI shielded two part metal hoods. Various cable clamps, locking devices, dust caps, brackets etc.