R9F91A - Hpe ARUBA 25G SFP28 TO SFP28 0.65M DAC HPE | Aztek Computers
29+Years
SKU: OH11H728PH |  Mfg. Part: R9F91A  | UPC: 190017575360  | 
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R9F91A - Hpe ARUBA 25G SFP28 TO SFP28 0.65M DAC HPE

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$253.47  $342.18

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Product Overview

Enhance your network performance with the HPE Aruba 25G SFP28 to SFP28 0.65M Direct Attach Copper cable. Designed for high-speed connectivity between switches and servers, this DAC cable offers low latency and energy-efficient transmission.

It is ideal for short-range data communication applications, providing excellent signal integrity and reliability.

Expert Overview

The HPE Aruba 25G SFP28 to SFP28 0.65M Direct Attach Copper (DAC) cable, part number R9F91A, is designed for high-speed network connectivity within data center environments. This cable facilitates 25G SFP28 to SFP28 connections over short distances, specifically 0.65 meters. It is suitable for linking switches to servers or connecting network devices within racks where high bandwidth and low latency are critical. The DAC cable offers an energy-efficient solution for data transmission, contributing to reduced operational costs compared to optical transceivers for short runs. Its design emphasizes signal integrity, aiming to ensure reliable performance for demanding applications. This product is intended for IT professionals and network architects requiring dependable, short-range 25 Gigabit Ethernet links.

Technical Specifications

  • 25G SFP28 to SFP28 connectivity
  • Length: 0.65 meters
  • Low latency for high-speed data transfer
  • Energy-efficient design
  • Excellent signal integrity for reliable performance

Product Details

  • Manufacturer:
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  • HPE
  • R9F91A
  • 190017575360
  • New
  • 0.6 lbs
  • 5 X 5 X 5
  • Jul 30, 2026
  • Oct 24, 2025
  • Yes
  • NN
Product Identifiers: Brand: Hpe • Part #: R9F91A • UPC: 190017575360 • Category: Ethernet Cables (RJ-45/8P8C) • TAA Compliant

Frequently Asked Questions

What type of connectors does this cable use?

This cable features SFP28 connectors on both ends, designed for 25 Gigabit Ethernet connectivity.

What is the primary use case for this DAC cable?

It is ideal for short-range data communication applications, such as connecting switches to servers or other network devices within the same rack, where high-speed and low-latency links are required.

What are the key benefits of using a Direct Attach Copper (DAC) cable?

DAC cables like this one offer low latency and an energy-efficient design for high-speed data transfer over short distances, providing a cost-effective alternative to optical transceivers.

What is the length of this specific cable?

This HPE Aruba DAC cable has a fixed length of 0.65 meters.

R9F91A - Hpe ARUBA 25G SFP28 TO SFP28 0.65M DAC HPE

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Reviews for Hpe R9F91A

$253.47