StarTech.com 10m 40G QSFP+ to QSFP+ Direct Attach Cable for Cisco QSFP-H40G-ACU10M - 40GbE Copper DAC 40Gbps Passive Twinax

★★★★★ 4.3 49 reviews

$139.99
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$139.99
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Product details

Management number 204003932 Release Date 2025/10/31 List Price $63.00 Model Number 204003932
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This 40G QSFP+ cable delivers what you need most in your network connections: reliable performance. It's built to MSA specifications and fully tested to ensure seamless compatibility.

The active twinaxial cable is a fully hot-pluggable solution, supporting 40 Gigabit Ethernet applications connected through QSFP+ (Quad Small Form-Factor Pluggable) ports.

Designed for high-speed interconnects, this cable is intended for medium-distance applications such as across rack network switch or server connections.

Backed by a StarTech.com lifetime warranty, the QSFPH40GAC10 is a reliable replacement cable for the Cisco® QSFP-H40G-ACU10M.


  • Hot-swappable
  • WORKS WITH MSA COMPLIANT SWITCHES: Low power 40GbE DAC also works with switch models from Ubiquiti, D-Link, Netgear, Supermicro, TP-Link and more that accept uncoded modules and transceivers
  • OUTSTANDING SUPPORT: Backed by StarTech.com for the life of the cable itself, not your equipment; our cables won't void your OEM support and with access to our Tech Advisors 5/24.
  • TESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in Cisco routers and switches
  • TECHNICAL SPECS: 10m (32.8ft)
  • 40 Gbps
  • Active Twinax (Copper)
  • 2x QSFP+ Pluggable Connector
  • 100 Ohm Impedance
  • 24 AWG Wire Gauge
  • PVC Cable Jacket
  • Hot swappable
  • MSA Compliant
  • 100% CISCO QSFP-H40G-ACU10M COMPATIBLE: Works with Cisco switches like Firepower, ASR1000, ASR9000, C9300, C3650 and others

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