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StarTech.com QSFP40GPC1M 1m 40GbE QSFP+ Direct-Attach Twinax Copper Cable
StarTech.com·MPN: QSFP40GPC1M

StarTech.com QSFP40GPC1M 1m 40GbE QSFP+ Direct-Attach Twinax Copper Cable

The StarTech.com QSFP40GPC1M is a 1-meter direct-attach copper QSFP+ cable engineered to provide dependable 40 Gigabit Ethernet connectivity, optimizing network performance for critical business operations.

  • 40GbE Performance: Enables ultra-fast data transfer rates, eliminating network bottlenecks in high-demand server and storage environments.
  • 1-Meter Reach: Ideal for short-distance rack connections, simplifying cable management and reducing infrastructure complexity within data centers.
  • MSA Compliant: Guarantees broad compatibility with QSFP+ ports across diverse vendor equipment, ensuring frictionless integration into existing network architectures.
  • Passive Twinax Design: Offers a cost-effective and low-power alternative to fiber optics, reducing operational expenses and cooling requirements.
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Product Overview

The StarTech.com QSFP40GPC1M is a 1-meter direct-attach copper (DAC) QSFP+ cable, purpose-built to deliver robust 40 Gigabit Ethernet (40GbE) connectivity. This passive Twinax cable supports a data transfer rate of 40,000 Mbit/s, facilitating high-bandwidth operations within server racks and network closets.

Engineered for reliability and cost-efficiency, this cable is MSA compliant, ensuring broad interoperability with QSFP+ ports from various manufacturers. It presents a practical alternative to fiber-optic setups for short-reach connections, reducing both initial investment and ongoing operational costs.

  • Core Functionality: Provides 40 Gigabit Ethernet connectivity, crucial for high-speed data transfer between switches, servers, and storage arrays in demanding IT environments.
  • Interoperability: Designed to be MSA compliant, ensuring guaranteed compatibility with a wide range of QSFP+ enabled networking devices from diverse vendors, simplifying procurement and deployment.
  • Cost-Effective Solution: Offers a direct-attach copper alternative to more expensive fiber-optic transceivers and cables, significantly reducing infrastructure costs for short-distance links.
  • Enhanced Reliability: Features a passive Twinax design with no active components, minimizing potential points of failure and contributing to higher network uptime and stability.
  • Operational Value: Backed by a lifetime warranty, this cable provides long-term reliability and reduces total cost of ownership, ensuring sustained network performance without unexpected replacement expenses.

This QSFP+ direct-attach copper cable is the ideal choice for businesses seeking high-performance, cost-effective, and reliable 40GbE connectivity for their internal network infrastructure.

Technical Specifications

1Performance & Business Impact
Data Transfer Rate40000 Mbit/s
Cable Length1 m / 3.3 ft
InfiniBand Protocol SupportYes
Plug and PlayYes
MSA ComplianceYes
2Connectivity & I/O
Connector TypeQSFP+
Connector GenderMale (both ends)
3Physical & Environmental
Product ColorBlack
Jacket MaterialPolyvinyl chloride (PVC)
Weight130 g / 0.29 lbs
Operating Temperature0 - 70 °C / 32 - 158 °F
Storage Temperature-40 - 80 °C / -40 - 176 °F
4Lifecycle, Warranty & Compliance
WarrantyLifetime Warranty
In-Box Contents1 QSFP+ Direct-Attach Twinax Copper Cable
Compliance CertificationsRoHS
Regulatory CertificationsFCC, CE
Harmonized System (HS) Code84733080

Full Specifications

Manufacturer Data
Features10
Cable length1 m
InfiniBand protocolYes
Connector 1QSFP+
Connector 2QSFP+
Connector 1 genderMale
Connector 2 genderMale
Product colourBlack
Data transfer rate40000 Mbit/s
Jacket materialPolyvinyl chloride (PVC)
Plug and PlayYes
Weight & dimensions1
Weight130 g
Certificates2
Compliance certificatesRoHS
CertificationFCC, CE
Packaging content1
Quantity per pack1 pc(s)
Operational conditions1
Operating temperature (T-T)0 - 70 °C
Packaging data1
Package width207 mm
Logistics data1
Master (outer) case width255 mm
Downloads1
Product Datasheet78 KB
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What This Solves

High-Density Rack Interconnects

Within server racks or adjacent cabinets, high-speed links are crucial for data transfer between servers, switches, and storage. This 1-meter QSFP+ DAC cable provides a direct, reliable, and cost-effective 40GbE connection for short-distance, high-bandwidth needs.

Data center operators, co-location facilities, enterprise infrastructure teams

Switch-to-Switch Aggregation

Aggregating bandwidth between core or distribution layer switches requires robust, high-capacity links to prevent bottlenecks. The 40GbE capability of this cable ensures efficient data flow and network performance for critical inter-switch communication.

Campus networks, remote office deployments, metro-area infrastructure

Server & Storage Connectivity

Connecting high-performance servers and storage area networks (SANs) to the network fabric demands consistent, low-latency 40GbE links. This direct-attach copper cable facilitates rapid data access and transfer, supporting demanding applications and virtualized environments.

IT operations teams, virtualized data centers, database administrators

Key Features

40000 Mbit/s Data Transfer Rate

Enables ultra-fast data exchange, eliminating network latency and ensuring applications perform optimally in high-bandwidth environments.

1 Meter Cable Length

Provides precise connectivity for short-distance rack-to-rack or intra-rack applications, simplifying cable management and reducing clutter.

QSFP+ Connectors (Male)

Ensures direct compatibility with industry-standard QSFP+ ports on switches, servers, and network cards, facilitating straightforward installation.

MSA Compliant Design

Guarantees broad interoperability with equipment from various vendors, reducing compatibility risks and streamlining network integration.

Passive Twinax Copper

Offers a cost-effective and low-power alternative to fiber optics, reducing both initial hardware expenditure and ongoing energy consumption.

Compatible With

Network Switches

Cisco Nexus, Juniper QFX, HPE FlexFabric, Arista 7000 series, Dell PowerSwitch

Servers & Storage Arrays

HPE ProLiant, Dell PowerEdge, Lenovo ThinkSystem, NetApp, Pure Storage

Network Interface Cards (NICs)

Intel, Mellanox, Broadcom, Chelsio 40GbE QSFP+ adapters

High-Performance Computing (HPC)

InfiniBand-enabled servers, GPU clusters, parallel processing systems

Frequently Asked Questions

What is the primary advantage of a direct-attach copper (DAC) cable over fiber optics for 40GbE?

DAC cables like the QSFP40GPC1M are more cost-effective for short distances (typically up to 7 meters) and consume less power than fiber optic transceivers. They offer a simpler, lower-latency solution for intra-rack or adjacent-rack connections.

Is this StarTech.com QSFP+ cable compatible with all major networking brands?

Yes, the QSFP40GPC1M is MSA (Multi-Source Agreement) compliant, which means it is designed and tested to be compatible with QSFP+ ports on equipment from a wide range of major networking vendors, ensuring broad interoperability.

Can this cable be used for InfiniBand applications?

Yes, the StarTech.com QSFP40GPC1M supports the InfiniBand protocol. This makes it suitable for high-performance computing (HPC) environments and data centers that utilize InfiniBand for ultra-low latency and high-bandwidth interconnects.

What is the jacket material of this cable and why is it important?

The cable features a Polyvinyl chloride (PVC) jacket. PVC is a common and durable material for cable jackets, providing good protection against physical wear and tear while maintaining flexibility for routing within network infrastructure.

Warranty & Returns

Manufacturer Warranty

Lifetime

Warranty is provided directly by the manufacturer and covers defects in materials and workmanship under normal use.

Return Policy

Returns subject to manufacturer approval

Hardware returns are governed by the manufacturer's return policy. Some products are non-returnable or subject to restocking fees. Defective items are handled under the manufacturer warranty. Contact Zent Networks before initiating any return.

$26.03