Cisco QSFP-4X10G-AC9M Compatible 40G QSFP+ to 4x10G SFP+ Direct Attach Cable operates over active copper, which allows for longer transmission distance and less thickness. This breakout cable is compliant with SFF-8431, SFF-8432, SFF-8472 SFP+ MSA, SFF-8436 QSFP+ MSA standards.
It is suitable for very short distances, and offers a highly cost-effective Ethernet connectivity solution for the interconnection between devices using 40G QSFP+ ports and 10G SFP+ ports in data centers, High Performance Computing(HPC) and Switches/Routers/Server/Storage racks and across adjacent racks.
Note: The FS P/N is changed from Q-4SAC09 to QSFP-40G-4SAC09, but the product is the same. Only the FS P/N has been changed.
Note: FS Box does not currently support changing H3C and HPE compatibility for DAC cables.
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