The xdacbl1m is a 1 meter 33 ft sfp 10 gbe direct attach passive copper cable the xdacbl1m sfp direct attach cables offer a highly cost effective way to connect within racks and across adjacent racks and are fully compatible with the intel ethernet converged network adapter x520 family x520 product codes e10g42btda e10g41bfsr e10g42bfsr e10g41bflr the intel ethernet sfp twinaxial cables are compliant to the latest sfp msa multi source agreement with a reduced power budget and lo