Juniper QSFP+ 40GE DAC 3 m Cable | 40 GbE, Direct Attach

Maintain high-speed connectivity between switches, servers, and adjacent racks with the Juniper QSFP+ 40GE DAC 3M. This direct attach copper cable is designed for short-reach 40 GbE links where simplicity, predictable performance, and lower total cost matter more than optical flexibility. At 3 m, it fits the common distances found inside a row or between neighboring cabinets, helping reduce cable clutter while avoiding the added expense of separate transceivers and fiber patching. For infrastructure teams standardizing on QSFP+ ports, DAC is often the cleanest way to connect compatible equipment with minimal setup overhead. Juniper’s QFX-QSFP-DAC-3M is a practical choice for dense environments that need dependable throughput without overbuilding the link. It supports straightforward deployment in data center fabrics, aggregation layers, and short interconnect runs where every port and every minute of installation time count. When the job is to move 40 GbE traffic efficiently over a short distance, this cable keeps the path direct.