ARISTA DCS-7504-FM Fabric Module DCS-7504E-FM

( Brand: Arista ), ( Manufacturer Part Number: DCS-7504-FM ), ( Part Type: Module ), ( Unit Type: Unit )

Review ARISTA Fabric Module For

The Arista DCS-7504-FM and DCS-7504E-FM fabric modules are advanced networking solutions designed to enhance the performance and scalability of Arista's DCS-7504 series switches. These fabric modules offer high-density 100GbE connectivity, delivering an unprecedented level of bandwidth and efficiency to data center networks.

The Arista DCS-7504-FM is a fixed-configuration fabric module, delivering four 100GbE QSFP28 ports and four 40GbE QSFP ports. Each 100GbE port supports both 100GbE and 4x25GbE connectivity, making it an ideal choice for both high-bandwidth server connectivity and inter-switch fabric connectivity. The 40GbE ports can support both 40GbE and 2x10GbE connectivity, providing additional flexibility for network deployment.

The Arista DCS-7504E-FM, on the other hand, is an expandable fabric module, offering eight 100GbE QSFP28 ports. Like its fixed-configuration sibling, each 100GbE port supports both 100GbE and 4x25GbE connectivity, allowing for versatile deployment options. The expandable design of the DCS-7504E-FM enables the addition of more ports through the use of Arista's line cards, making it a future-proof solution for growing data center networks.

Both the DCS-7504-FM and DCS-7504E-FM fabric modules support Arista's Extensible Fabric Technology (EFT), which provides a highly programmable, open, and interoperable fabric infrastructure. EFT allows for seamless integration with Arista's Cognitive Networking System, delivering advanced features such as traffic engineering, telemetry, and automation.

The Arista DCS-7504-FM and DCS-7504E-FM fabric modules are built on the same proven, high-performance chipset as Arista's 7500X series switches, ensuring reliable, low-latency performance. These fabric modules are also fully compatible with Arista's DCS-7504 series switches, enabling seamless integration into existing Arista deployments.

In summary, the Arista DCS-7504-FM and DCS-7504E-FM fabric modules offer high-density 100GbE connectivity, flexible deployment options, and advanced programmability, making them essential building blocks for modern data center networks. With their support for Arista's Extensible Fabric Technology, these fabric modules deliver a highly scalable, open, and interoperable fabric infrastructure, future-proofing your network for the demands of tomorrow.

The Arista DCS-7504-FM and DCS-7504E-FM fabric modules are high-performance switches designed for use in Arista's 7500 series chassis. These switches provide features such as 100GbE connectivity, low latency, and support for Arista's Extensible Operating System (EOS). Here are some pros and cons of buying these modules:

1. High-performance: These modules offer 100GbE connectivity, making them ideal for data center applications that require high bandwidth and low latency.

2. Scalability: The Arista 7500 series chassis can support up to 28 DCS-7504 modules, allowing for significant scaling of network capacity.

3. Flexible: These modules support various cabling options, including 100GbE QSFP28, 40GbE QSFP , and 10GbE SFP , making them versatile for different network environments.

4. Open and programmable: Arista EOS is an open and programmable operating system that provides extensive automation and customization capabilities.

5. Redundancy: The Arista 7500 series chassis offers various redundancy features, such as power supplies and fans, ensuring high availability and minimal downtime.

1. Cost: These modules are expensive, and the cost of implementing a full Arista 7500 series solution can be significant.

2. Complexity: The Arista 7500 series and its modules can be complex to set up and manage, requiring specialized knowledge and resources.

3. Proprietary: Arista's solution is proprietary, meaning that other vendors' switches and components may not be compatible.

4. Limited form factors: These modules are only available in the Arista 7500 series form factor, limiting their use to specific applications and environments.

In conclusion, the Arista DCS-7504-FM and DCS-7504E-FM fabric modules offer high-performance, scalability, and flexibility, making them ideal for data center applications that require significant bandwidth and low latency. However, they come with a high cost, complexity, and limited compatibility with other vendors' solutions.

If your network environment requires a high-performance, scalable, and open solution, the Arista DCS-7504-FM and DCS-7504E-FM fabric modules may be a good investment. However, if you are looking for a more cost-effective or vendor-agnostic solution, you may want to consider other options. Ultimately, the decision to purchase these modules depends on your specific network requirements and budget.

Details:

Tested for key functions. If it is not in the photos included with sale. 30 Day Warranty / Money Back Guarantee Condition 4, Function What you see in the photos is what are expected to receive.

Pulled from a clean working environment.

part #: dcs7504 prices

• $599.99-$2495.00

specifications switchchunk:

• brand: Arista
• mpn: Dcs-7504-fm
• part type: Module
• unit type: Unit

offer switchchunk:

• availability: In Stock
• sold: 0
• started: August 19, 2025
• quantity: 10
• options: Ship-to-home
• best offers: True

returns switchchunk:

• paid by: Seller
• policy: Returns Accepted
• method: Money back
• time: 30 Days

payments switchchunk:

• wallet: Paypal
• other
• credit card: Mastercard

seller switchchunk:

• city: Eden Prairie, Minnesota
• rating: 99.3%
• # reviews: 52428

shipping switchchunk:

• carrier: FedEx
• transit: 2-4 Days
• cost: $0.00
• type: Fixed
• service: FedEx Ground / FedEx Home Delivery
• class: Standard

general switchchunk:

• condition: Used
• Enterprise Networking, Servers > Switches Hubs > Switch Modules

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