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header-product Cable QSFP+ Cisco QSFP-H40G-CU3M 3 m Black

Cable QSFP+ Cisco QSFP-H40G-CU3M 3 m Black

Cable QSFP+ Cisco QSFP-H40G-CU3M Photo 1
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Short description

The Cisco QSFP-H40G-CU3M is a 3-meter QSFP+ cable designed for high-speed data transmission. It features QSFP+ connectors on both ends, ensuring compatibility with various networking equipment. This cable is ideal for connecting switches, routers, and servers in data centers, providing reliable performance and low latency. Its durable construction ensures longevity and stability in demanding environments.
Warranty: 3 Months
SKU: 3680668
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Product information

Description

The Cisco QSFP-H40G-CU3M is a 3 m QSFP+ passive copper cable that provides a direct electrical connection between two QSFP+ ports. It supports 40-Gigabit Ethernet by carrying four independent 10-Gigabit channels within a single QSFP+ assembly. The cable is hot-swappable and intended for short-reach interconnections in switches, routers, servers and other data center equipment where a high-density 40G link is required.

Advantages

This QSFP+ cable delivers a compact, low-latency 40G interconnect without the need for optical transceivers, offering cost-effective short-reach connectivity. The integrated QSFP+ connectors ensure compatibility with equipment that accepts QSFP+ modules and allow direct links or breakouts to four 10G channels when used with appropriate breakout assemblies. Its 3 m length suits typical rack-to-rack or within-rack connections and the passive copper construction provides reliable electrical performance for data center applications.

Suitable for

  • Short-reach 40G connections between switches and routers in data centers
  • Direct server-to-switch or switch-to-switch links within the same rack or adjacent racks
  • Breakout to four 10G SFP+ channels when used with compatible hardware

Key specifications

  • Brand: Cisco
  • Model / MPN: QSFP-H40G-CU3M
  • Length: 3 m
  • Connector type: QSFP+ to QSFP+ (passive copper)
  • Data rate: 40 Gigabit Ethernet (4 × 10G channels)
  • Use case: Short-reach, direct-attach copper cable for data center interconnects
  • EAN: 0882658439773

How to use

Insert each QSFP+ connector into the QSFP+ port on the devices to be connected, ensuring the connector latch is engaged. The cable is hot-swappable; it can be connected or disconnected while equipment is powered, but follow your organization's change-control procedures. For breakout use, connect the QSFP+ end to a compatible breakout module or switch port capable of splitting the four channels into separate 10G SFP+ ports.

Использование — рекомендации

Для стабильной работы размещайте кабель без резких изгибов и избегайте натяжения. Проверяйте совместимость портов и прошивку оборудования при установке в сетевые устройства.

Specifications

Cable length:
3 m
Connector 1:
QSFP+
Connector 2:
QSFP+
Product colour:
Black
All features
Data transfer rate:
40 Gbit/s
InfiniBand protocol:
Yes

Features

Cable length:
3 m
Connector 1:
QSFP+
Connector 2:
QSFP+
Product colour:
Black

Description

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What is the warranty period?

All Cisco products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Cisco service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

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How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: cable length, connector 1, connector 2, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.
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