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Home Networking Networking Accessories Arista CAB-S-S-25G-4M DAC Cable | For Data Centers & Transmission (4 Meter)- Black

Arista CAB-S-S-25G-4M DAC Cable | For Data Centers & Transmission (4 Meter)- Black


Brand:

Specifications

   Description:
  • Arista  CAB-S-S-25G-4M is a high-speed, cost-effective Direct Attach Copper (DAC) cable designed for short-distance 25 Gigabit Ethernet connectivity. With SFP28 connectors at both ends, this 4-meter passive copper cable is ideal for connecting networking equipment like switches, routers, and servers within the same rack or across adjacent racks in high-performance data center environments. It delivers 25 Gbps full-duplex bandwidth with ultra-low latency, no need for separate transceivers, and compliance with industry standards for seamless interoperability.
   Key Features:
  • 25 Gbps High-Speed Data Transmission
  • Optimized for 25 Gigabit Ethernet applications—perfect for modern, high-throughput networking environments.

    Plug-and-Play SFP28 Compatibility
  • Equipped with standard SFP28 connectors on both ends for easy integration with switches, NICs, and routers that support 25GBASE-CR.

    4-Meter Passive Twinax Cable
  • Ideal length for top-of-rack (ToR) or middle-of-row (MoR) deployments where devices are spaced up to 4 meters apart.

    Cost-Effective Short-Range Solution
  • Eliminates the need for costly fiber transceivers and optical cables in short-distance interconnects.
   Robust & Durable Design
  • Shielded copper construction provides electromagnetic interference (EMI) resistance and stable signal integrity.
  • Technical Specifications:
  • Cable Type: Direct Attach Copper (Passive DAC)
  • Part Number: CAB-S-S-25G-4M
  • Cable Length: 4 meters (13.1 feet)
  • Connector 1: SFP28 (25G)
  • Connector 2: SFP28 (25G)
  • Data Rate: 25 Gbps full-duplex
  • Jacket Type: Shielded twinax copper
  • Compliance: IEEE 802.3by, SFF-8402, SFF-8432
  • Power Type: Passive—no external power required
  • Application: 25GBASE-CR interconnects
   Ideal Use Cases:
  • Data Centers: Top-of-rack and middle-of-row switch-to-server or switch-to-switch 25G interconnects.
  • Enterprise Networking: High-speed connections in performance-critical environments like virtualization clusters.
  • AI & HPC Clusters: Low-latency interconnects for machine learning, research computing, and large data throughput environments.
  • Edge Deployments: Compact and efficient cabling for space-constrained network or cloud edge locations.
   Why Choose CAB-S-S-25G-4M?
  • Zero Transceiver Cost: Integrated SFP28 connectors eliminate the need for separate optics
  • High Performance: 25Gbps speed for future-ready network scaling
  • Low Latency, Low Power:  Ideal for applications requiring minimal delay and heat output
  • Reliable Compatibility: Interoperates with most major 25G networking hardware
  • Reduced Cable Complexity: Simplifies rack cabling and improves airflow




Features

Brand:
Arista
Warranty:
1 Year