Skip to Content

StarTech 3m 40G QSFP+ to QSFP+ Direct Attach Cable for Cisco QSFP-H40G-CU3M - 40GbE Copper DAC 40Gbps Passive Twinax

48.99 48.99
48.99

48.99 / Units
  • Brand
  • Connector on Second End Detai
  • Shipping Height
  • Weight (Approximate)
  • Shipping Width
  • Shipping Weight (Approximate)
  • Product Name
  • Marketing Information
  • Brand Name
  • Manufacturer Part Number
  • Features
  • Cable Length
  • Cable Type
  • Connector Type on First End
  • Connector on First End Details
  • Connector Gender on First End
  • Connector Type on Second End
  • Connector on Second End Details
  • Connector Gender on Second End
  • Jacket Material
  • American Wire Gauge
  • Product Color
  • Color Family
  • Product Material
  • Data Transfer Rate
  • Environmentally Friendly
  • Environmental Compliance
  • Packaged Quantity
  • Country of Origin
  • Limited Warranty
  • Manufacturer
  • Product Type
  • Compatibility
  • Device Supported
  • Manufacturer Website Address
This product is eligible for 30-day returns. See our return policy for details. Terms and Conditions
Shipping: 1-6 Business Days

The QSFPH40GCU3M is a Cisco QSFP-H40G-CU3M compatible direct-attach copper QSFP+ cable that's designed, programmed and tested to work with Cisco® brand compatible switches and routers and complies with MSA industry standards.

This passive Twinax copper cable supports 40 Gigabit Ethernet applications connected through QSFP+ (Mini-GBIC) ports. This copper QSFP+ cable is hot-swappable, making upgrades and replacements seamless by minimizing network disruptions.

Designed for high-speed performance, this low-power, low-latency QSFP+ cable is a cost-effective alternative to fiber-optic cable assemblies, supporting short-distance applications such as point-to-point in-rack network switch or server connections.

StarTech.com SFP Cables

All StarTech.com SFP & SFP+ cables are backed by a lifetime warranty and free lifetime multilingual technical support. StarTech.com offers a wide variety of direct-attach SFP cables and SFP modules, providing the convenience and reliability you need to ensure dependable network performance.

More from the Manufacturer

More from the Manufacturer

  • 100% CISCO QSFP-H40G-CU3M COMPATIBLE: Works with Cisco switches like C9300, C9200, C9400, C9500, C9600 and others
  • TECHNICAL SPECS: 3m (9.8ft)
  • 40 Gbps
  • Passive Twinax (Copper)
  • 2x QSFP+ Pluggable Connector
  • 100 Ohm Impedance
  • 30 AWG Wire Gauge
  • PVC Cable Jacket
  • Hot swappable
  • MSA Compliant
  • TESTED FOR OEM HOST COMPATIBILITY: Hot-swappable in Cisco routers and switches
  • 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.
  • 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
Brand
Brand StarTech.com
Size / Dimensions
Shipping Height 0.79"
Shipping Width 8.15"
Shipping Weight (Approximate) 9.44 oz
General Features
Data Transfer Rate 40 Gbit/s
Manufacturer StarTech.com
Cables
Cable Length 9.84 ft
Cable Type Twinaxial
Connector Type on First End QSFP+ Network - Male
Connector on First End Details 1 x QSFP+ Network - Male
Connector Gender on First End Male
Connector Type on Second End QSFP+ Network - Male
Connector on Second End Details 1 x QSFP+ Network - Male
Connector Gender on Second End Male
Jacket Material Polyvinyl Chloride (PVC)
American Wire Gauge 30 AWG
Compliance & Certification
Environmentally Friendly Yes
StarTech.com 3m 40G QSFP+ to QSFP+ Direct Attach Cable for Cisco QSFP-H40G-CU3M - 40GbE Copper DAC 40Gbps Passive Twinax - 100% Cisco QSFP-H40G-CU3M Compatible 3m 40G direct attach cable - 40 Gbps Passive Twinax Copper Low Power 2x QSFP+ Pluggable Connector - 10GbE Transceiver Module DAC for C9300 | C9200 | C9400 - Hot-Swappable MSA Compliant Lifetime Warranty