• Gray metal Arista DCS-7504R-FM fabric module back with multiple ports and ventilation slots for 7504 chassis
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Arista

Arista DCS-7504R-FM | 7500R Series Fabric Module for 7504 Chassis

DCS-7504R-FM

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Description

The Arista DCS-7504R-FM is a high-performance fabric module designed for the 7500R Series 7504 chassis. This module is required for fabric slots 1-6 and features integrated fan cooling for optimal thermal management. With up to 60 Tbps switching capacity, it provides non-blocking, lossless connectivity for modular data center deployments requiring scalable, high-speed fabric infrastructure.

Features

Integrated fan cooling eliminates need for separate fan trays
- Non-blocking full mesh fabric architecture for wire-speed forwarding
- Lossless fabric design eliminates head-of-line blocking
- Hot-swappable for maintenance without system downtime
- Supports up to 51 billion packets per second system-wide forwarding
- Compatible with 7500E and 7500R line card families
- Distributed virtual output queue architecture for fairness across ports
- Redundant design with 6 fabric slots for high availability
- Front-to-rear airflow for efficient data center cooling
- Designed for high-density 10G, 40G, and 100G deployments

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

Product Type: Fabric Module with Integrated Fans
- Compatible Chassis: Arista 7504N and 7504R chassis
- Fabric Slot Requirement: Required for fabric slots 1-6
- Switching Capacity: Up to 60 Tbps
- Power Consumption: Typical 121W, Maximum 237W (varies by configuration)
- Cooling: Integrated fan for thermal management
- Operating Temperature: 0°C to 40°C
- Airflow Direction: Front-to-rear
- Architecture: Distributed virtual output queue with lossless fabric
- Mesh Topology: Non-blocking full mesh connectivity to line cards

FAQs

Q: What is the DCS-7504R-FM used for?
A: The DCS-7504R-FM is a fabric module that provides high-speed switching fabric connectivity for Arista 7504 chassis. It connects all line cards in a non-blocking full mesh architecture and is required for proper chassis operation in fabric slots 1-6.

Q: How many fabric modules does a 7504 chassis require?
A: The Arista 7504 chassis has 6 fabric module slots (slots 1-6), and all slots should be populated with DCS-7504R-FM modules for full redundancy and optimal performance. The chassis typically ships with 6 fabric modules in bundle configurations.

Q: Does the DCS-7504R-FM require separate cooling?
A: No, the DCS-7504R-FM has integrated fans that provide cooling for the fabric module. The fans direct airflow from front to rear, consistent with the chassis airflow design.

Q: What is the switching capacity of this fabric module?
A: The DCS-7504R-FM provides up to 60 Tbps of switching capacity, enabling wire-speed performance for high-density line cards in data center applications.

Q: Is the DCS-7504R-FM compatible with 7500E line cards?
A: Yes, the DCS-7504R-FM is compatible with both 7500E and 7500R line cards, providing flexible deployment options and supporting any combination of line cards in the 7504 chassis.

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