The 9.8' Interconnect Cable with SFP+ Connectors - Direct Attach Cable from TechLogix Networx is a cost-effective way to utilize the SFP+ ports on their fiber optic products and standard 10GbE network equipment. Direct Attach Cables (DACs) user copper cabling between 20-pin SFP footprint connectors to help eliminate the need for expensive optoelectronics. This cable works well with in-rack or other short connections that would otherwise require fiber optic cabling. Each end of the cables features a male SFP+ interface.