Optcore 10G SFP+ DAC cables are manufactured per SFP+ MSA, IEEE 802.3, and SFF-8431. They are 10G direct attach cables in the SFP+ form factor. We offer two types of SFP+ cable, Passive DAC (0.5m to 7m length) and Active DAC (1m to 15m length). With the low pricing, those SFP+ DAC is perfect for short-distance connectivity within and across adjacent racks.