10GbE SFP+ to SFP+ DAC Direct Attach Copper Twinax Cable, Passive, 1-meter, AWG30. Compatible with Ubiquiti ES-48/ES-16-XG. 10G SFP+ Cable can connect switch, router, server, NIC, or other fiber optic equipments with SFP+ ports for Network Attached Storage, Storage Area Network, and High Performance Computing. In 10Gtek's Signal Integrity Lab, we 100% passed TDR & VNA tested. And each DAC Cable is individually tested on switches before delivery.