Description Juniper QDD-400G-DAC-1M Compatible is a 1-meter 400G QSFP-DD passive DAC twinax cable designed for short-range high-speed interconnects in Juniper environments. It provides reliable 400Gbps data transmission with zero power consumption and high signal integrity for top-of-rack links. This cable is an ideal choice for Juniper-based high-density data centers requiring peak 400GbE performance.