Tripp Lite's Feed-Thru Micro C50 passive Terminator is the one for all of your external SCSI II applications. Used with SCSI devices which have a Micro C50 female port. Tripp Lite's passive terminators provide the clearest data signal maximizing signal integrity. Supports Fast and Ultra Single Ended devices at 10 or 20 Mbps. Passive Terminators Do Not Have A Voltage Regulator Circuit To Compensate For Fluctuations In The Host Adapter. Tripp Lite offers a lifetime replacement warranty on all cable products.