Express shipping to
Contact Us
Track Order
Search
Popular Search
Inquiry
Shopping Cart
Login

Coupon
Quote now,
save up to 8%.

Inquiry
Contact

Feedback
Your Feedback
How would you Rate us?
Ease of use:
Buying feedback:
Product details:
main product photo

DCS-7280CR3-36S-R, Arista 7280R3 Switch, 36x400G QSFP-DD/Rear-to-front airflow/No PSU

  • Brand: Arista
  • Model: DCS-7280CR3-36S-R
  • 100% Genuine
    100% Genuine
    Original, factory-verified
    3-Year Warranty
    3-Year Warranty
    Extended, enterprise-grade
    Years Expertise
    24 Years Expertise
    Proven, deployment-focused
    • Condition
    • Original New
    expert
    Certified Expertise Builds Trust
    CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert
    Talk to an Expert
    • Faster Delivery, Globally Ready

      Faster Delivery, Globally Ready

      20+ years of supply chain expertise for faster multi-stop delivery with smooth customs.

      48H Worldwide Shipping
      10+ Global Warehouses
    • Keep Projects On Time

      Keep Projects On Time

      Reliable availability and real-time shipment visibility to keep every critical IT project on schedule.

      Track Your Order
    • Leading Global Distributor Since 2002

      Leading Global Distributor
      Since 2002

      A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

        21500+ Enterprise Clients Served200+ Countries & Regions Covered
    • Worry-Free Coverage with RSCare

      Worry-Free Coverage with RSCare

      3-Year warranty for enterprise hardware, including advanced RMA, diagnostics, spare parts support, and OEM service compatibility.

      Cisco SmartNet
      HPE Foundation Care
      Dell ProSupport
      Juniper Care
      Fortinet Support
    • Your Trusted Genuine Source

      Your Trusted Genuine Source

      Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.

      100% Authentic Products
      100,000+ Multi-Brand SKUs Available
    DCS-7280CR3-36S-R, Arista 7280R3 Switch, 36x400G QSFP-DD/Rear-to-front airflow/No PSU

    DCS-7280CR3-36S-R, Arista 7280R3 Switch, 36x400G QSFP-DD/Rear-to-front airflow/No PSU

    100% Genuine Ready to Ship
    Overview
    Specification
    Reviews
    Q&A
    Warranty
    Overview

    Arista DCS-7280CR3-36S-R Overview

    The Arista DCS-7280CR3-36S-R is part of the highly established Arista 7280R3 series, designed to deliver excellent performance and versatility for modern networking needs. Built to handle demanding environments, this switch provides top-of-the-line scalability, efficiency, and security, making it an ideal choice for large-scale data centers and high-performance enterprise networks.

    Quick Spec

    Model Arista DCS-7280CR3-36S-R
    Series 7280R3
    Ports 36 x 400G QSFP-DD
    Switching Capacity 28.8 Tbps
    Power Supplies Redundant, hot-swappable

    Product Features

    • ● High-density 400G and 100G ports
    • ● Advanced traffic load balancing
    • ● Extensive IPv4 and IPv6 routing support
    • ● Redundant, hot-swappable fans and power supplies
    • ● Integrated advanced monitoring and automation tools

    Product Applications

    • ● High-performance data center networks
    • ● Cloud-based service environments
    • ● Enterprise-level backbone infrastructure

    Supported Options

    Accessory Model
    Power Supply PWR-4600AC
    Fan Module FAN-7000-R
    Rails Kit RAIL-7280

    Compare to Similar Items

    Model Differences
    Arista DCS-7280CR3-32P-R Lower port density, fewer 400G ports
    Arista DCS-7280SR-48C6 Lower switching capacity, different port configurations
    Arista DCS-7280QR-C36 Lower routing capacity, less power-efficient

    Get more information

    For further information about the Arista DCS-7280CR3-36S-R and its pricing, please contact us via Live Chat or email us at [email protected]. Check Arista DCS-7280CR3-36S-R price and DCS-7280CR3-36S-R datasheet, buy Arista DCS-7280CR3-36S-R with best price and fast shipping. Free Live Chat is available.

    Quality Certifications

    • ISO 14001
    • ISO 9001
    • RoHS
    • REACH
    • CE
    • FCC
    Specification

    Arista DCS-7280CR3-36S-R Specification

    DCS-7280CR3-36S-R Specifications

    Brand Arista
    Model 7280R3
    Ports 36 x 400GbE QSFP-DD
    Throughput 57.6 Tbps
    Form Factor 1U
    Packet Buffer 128GB
    Latency 3.8us
    CPU 8-core x86 processor
    System Memory 64GB
    Storage 200GB SSD
    Hot-swappable Modules Yes
    Redundant Power Supply Yes
    Operating Temperature 0°C to 40°C
    Cooling Front-to-rear airflow
    Management RJ-45 and RS-232 Serial Console
    Network Management CloudVision
    Operating System Arista EOS
    Compliance RoHS-6 compliant
    Forwarding Rate 8.64 Bpps
    MAC Addresses 1.5 Million
    VLANS 4K

    Quality Certifications

    Need Help? Technical Experts Available Now.

    • +1-626-655-0998 (USA)
      UTC 15:00-00:00
    • +852-2592-5389 (HK)
      UTC 00:00-09:00
    • +852-2592-5411 (HK)
      UTC 06:00-15:00
    Get a Quote
    Live Chat
    Need Help? Technical Experts Available Now.
    Q&A

    Questions & Answers

    How does the Arista 7280R3 compare with other switches?

    The Arista 7280R3 provides superior buffer memory and greater scalability compared to many competing switches.

    What are common troubleshooting steps for the Arista 7280R3?

    Common steps include checking the power supply, verifying network connections, and reviewing the device logs.

    How is the customer support for the Arista 7280R3?

    Arista offers excellent customer support with dedicated service and robust online resources for troubleshooting.

    Is router-switch.com a reliable distributor?

    Absolutely. As a multi-brand authorized distributor, router-switch.com is directly certified by leading technology manufacturers. We guarantee 100% genuine products, competitive pricing, and full manufacturer warranties and support.

    Learn More
    Warranty

    • Your Trusted Global ICT Partner

      Delivering reliable, cross-border fulfillment with 20+ years of expertise, backed by rigorous QC, fast logistics, and worldwide warehousing.
      Global warehousing
      Global warehousing
      10+ hubs positioned for fast international dispatch and stable availability.
      Seamless cross-border
      Seamless cross-border
      QC-verified packing and predictable delivery via FedEx, DHL, UPS.
      Your Trusted Global ICT Partner
    • ICT Tools Hub for Confident Monitoring

      ICT Tools Hub for Confident Monitoring

      Stay informed on product lifecycle status and real-time inventory availability—supporting confident planning, sourcing, and operational execution.
      EOL/EOSL Checker
      EOL/EOSL Checker
      Verify product lifecycle status to plan purchases and avoid EOL/EOSL risks.
      Request VIP Inventory Portal Access
      Request VIP Inventory Portal Access
      Connect via live chat for VIP access to real-time inventory on priority SKUs.

    • Certified Experts Across Leading Vendors

      Professional guidance for network, security & data center builds, delivered by certified experts with extensive, hands-on deployment experience.
      Multi-vendor engineering
      Multi-vendor engineering
      Certified expertise across Cisco, HPE, Aruba, Dell, Juniper, Huawei and Fortinet.
      Deployment-ready guidance
      Deployment-ready guidance
      Faster, safer rollouts with project-focused engineering guidance.
      Certified Experts Across Leading Vendors

    The Choice of 21,500 +Global Customers

    • Ford
    • Disney
    • Nestle
    • Toyota
    • Walmart
    • Philips
    • Ups
    • Huatt
    • Hsbc
    • Novartis
    • Siemens Healthineers
    • Bt
    • Reference Johnson
    • T
    • Att
    • Lgu
    • Sk Telecom
    • Veerizon
    Industry-Leading Warranty Coverage You Can Trust
    • 100% Low Price Guarantee
      100% Low Price Guarantee
      Router-switch.com offers genuine, high-quality ICT products at competitive wholesale prices—ensuring exceptional value without compromising quality.
    • 100% Quality Assurance
      100% Quality Assurance
      All items are brand new, original, and factory-sealed.
      Upon request, each unit can be fully tested and verified by a Arista-certified engineer to ensure perfect working condition before shipment.
    • 100% Money-Back Guarantee
      100% Money-Back Guarantee
      If you are not satisfied with your purchase, you may request an exchange or full refund. Our customer service team will guide you through the return process quickly and smoothly.
      Visit Return Policy page for more information.
    • Free Arista Technical Support
      Our Arista-certified experts provide free professional support via phone, email, online chat, or remote login—helping you deploy and troubleshoot with confidence.
    • Flexible & Secure Payment and Shipping
      Flexible & Secure Payment and Shipping
      We support multiple secure payment and logistics options, backed by industry-leading verification:
      • Pay by wire transfer.
      • Pay with your paypal.
      • Pay with your Visa credit card.
      • Pay with your Mastercard credit card.
      • Pay with your Discover Card.
      • Pay by American Express.
      More
      Trusted & Secure Payments ×
      100% Trusted, Secure Purchase at Router-switch.com
      • 120+ Local Currencies120+ Local Currencies
      • Multiple Payment OptionsMultiple Payment Options
      • 100% Secure Payments100% Secure Payments

      Choose the payment method that works for you—local options, multiple currencies, or bank transfers. Every payment is protected by SSL encryption, PCI DSS-level security, McAfee Secure, and VeriSign Secured for complete peace of mind.

      • tt
      • paypal
      • visa
      • mastercard
      • echeck
      • webmoney
      • discover
      • american-express
      • jcb
      • bank-transfer
      • western-union
      • qiwi
      • apple Pay
      • google pay
      Guaranteed Safe Checkout
      • ssl-encryption
      • pci-dss
      • mcafee-secure
      • verisign-secured
      View Payment Options
      • mcafee-secure
      • verisign-secured
      • pci-dss
      • ssl-encryption
      Visit How to Pay page for more information
    Warranty Coverage & RMA Instructions
    • Extended, Worry-Free Warranty Coverage
      Extended, Worry-Free Warranty Coverage
      • Factory New Sealed Enterprise Hardware: 3 Years
      • Factory New Sealed Consumer Devices: 1 Year
      Visit Warranty Policy page for more information
    • How to Get Support
      How to Get Support
      If you encounter issues with products, please reach out to your dedicated sales representative. They will assist with diagnostics, remote troubleshooting, and RMA processing if necessary.
      Visit Contact Us page for more support options.

    Best-Fit Solutions for Your Network

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Deploy DeepSeek-V3/R1: Powerful AI, Low Cost

    Expert-configured AI solution: Same power, 90% savings—multi-scenario flexibility with Dell/Huawei/Lenovo options.

    AI
    Beyond Bandwidth: The 100G+ Data Center Architecture

    Beyond Bandwidth: The 100G+ Data Center Architecture

    The must-have 100G foundation - AI-ready growth, zero-latency performance

    Data Center
    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    400G/800G Ethernet Switch: Maxmize Margins via AI-Ready Solutions

    High-Profit data center switches from Cisco, Huawei, Mellanox & Juniper.

    Ethernet Switch
    Log in
    Register