Black Box QSFP-H40G-CU2M-BB 40Gbase QSFP+ Direct Attach Passive Copper Cable 2m

Black Box QSFP-H40G-CU2M-BB

40GBASE QSFP+ Direct Attach Passive Copper Cable 2m

The Black Box QSFP-H40G-CU2M-BB is a high-speed Direct Attach Copper (DAC) cable that provides reliable 40Gbps connectivity between networking equipment such as switches, servers, and storage arrays. With a length of 2 meters, it is ideal for short-range, high-density interconnects within racks or between adjacent racks in data centers and enterprise deployments. Its passive design ensures low power consumption, reduced latency, and exceptional cost-effectiveness compared to optical transceivers.

The cable is designed for seamless integration with compatible QSFP+ ports, ensuring dependable high-bandwidth communication. Backed by Black Box expertise, this DAC cable is tested for durability and reliability, making it a trusted choice for businesses modernizing or expanding their networking infrastructure.

Features :

Supporting the 40GBASE-CR4 standard, this DAC delivers 40 Gigabit Ethernet throughput over four parallel copper pairs, maintaining high signal integrity across the 2-meter length. Its hot-swappable QSFP+ connectors allow easy installation and removal, while its durable yet flexible cable construction supports demanding data center operating conditions.

Advanced Options :

This cable helps optimize power consumption, eliminating the need for costly optical transceivers in short-reach environments. Used in Top-of-Rack (ToR) and End-of-Row (EoR) architectures, it supports dense cabling needs without compromising airflow. Engineered for compatibility and efficiency, it is an excellent addition to scalable, high-bandwidth networking infrastructures.