Cisco QSFP-H40G-CU5M | 40G QSFP+ DAC | 40GBASE-CR4 | copper (no wavelength) | reach 5m | QSFP+ to QSFP+, passive twinax Condition:New Ideal for adjacent units in

Ideal for adjacent units in the same rack

Designed for high-density data center fabrics with straightforward 4-lane deployment and standards-based interoperability

and reliable long-range performance for focused calls in open offices

Spacer kit that adds standoff behind wall‑plate access points to accommodate cable bend radius

and AIoT devices requiring high-performance inference in power-constrained environments

Cisco QSFP-H40G-CU5M | 40G QSFP+ DAC | 40GBASE-CR4 | copper (no wavelength) | reach 5m | QSFP+ to QSFP+, passive twinax Condition:New Ideal for adjacent units inDirect attach copper (twinax) QSFP+ to QSFP+ cable for 40GBASE CR4 links. Passive construction ensures ultralow latency, zero power consumption, and straightforward plugandplay setup for connections up to 5 meters.