The SCSI Terminator LVD VHDCI Active from ATTO is a VHDCI SCSI terminator. It is designed to connect to target devices that are attached to the EPCI-UL4D, EPCI-UL4S, EPCI-UL3D or EPCI-UL3S SCSI host adapters by ATTO. It is used to terminate the SCSI chain in order to maintain signal integrity.