Black Box 16.4ft QSFP+ 40-Gbps Direct Attach Cable (Black)

The Black Box QSFP-H40G-CU5M-BB is a 16.4-foot direct attach cable designed to deliver reliable 40-Gbps connections in data centers and enterprise network environments. This cable uses passive copper technology to provide a low-latency, high-speed link between switches, routers, and servers. It works seamlessly with Cisco devices like the QSFP-H40G-CU5M= and any other equipment that follows the Multi-Source Agreement (MSA) and SFF-8436 standards.

Built for high-density setups inside racks, this cable offers a practical and energy-efficient alternative to active optical cables. It consumes almost no power, which helps reduce overall energy costs and heat generation in your network infrastructure. The cable’s hot-swappable design means you can install or replace it without shutting down your equipment, minimizing downtime during upgrades or maintenance.

The durable PVC jacket protects the cable in various environments, ensuring long-lasting performance even under demanding conditions. Whether you’re running 40-Gbps Ethernet or fiber channel applications, this cable supports a wide temperature range, making it a dependable choice for critical network connections.

This cable is ideal for IT professionals managing data centers or enterprise networks who need a straightforward, cost-effective way to maintain fast and stable connections between high-performance devices.

Highlights:

• 5-meter (16.4-foot) QSFP+ passive copper cable
• Compatible with Cisco QSFP-H40G-CU5M=
• Meets MSA and SFF-8436 industry standards
• Supports data transfer rates up to 40 Gbps
• Consumes only 0.003 watts of power
• Durable CL2-rated PVC jacket for protection
• Hot-swappable design for easy installation and maintenance
• Designed for high-density, in-rack network applications