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

ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4x40GE QSFP+

  • Brand: Huawei
  • Model: ES5D21Q04Q01
Rating:
100%
5/5.0
6 Reviews
List Price: $5,142.86
56% OFF
$2,277.00
Price Alert ×
ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4x40GE QSFP+
ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4x40GE QSFP+ US$2,277.00
If you see a better price elsewhere, please let us know and we will work hard to find the product at the better price. We will notify you if the price drops.
Please enter a valid email address.
Please enter your name.
  • 100% Genuine
    100% Genuine
    Original, factory-verified
    3-Year Warranty
    3-Year Warranty
    Extended, enterprise-grade
    23 Years Expertise
    24 Years Expertise
    Proven, deployment-focused
    • Condition
    • Original New
    Express Shipping to United States Get Shipping Estimate
    Estimated shipping time: 2–6 business days via DHL, FedEx, UPS and more
    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
    ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4x40GE QSFP+

    ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4x40GE QSFP+

    100% Genuine Ready to Ship
    $5,142.86
    56% OFF
    $2,277.00
    Overview
    Specification
    Reviews
    Q&A
    Warranty
    Download
    Overview

    Huawei ES5D21Q04Q01 Overview

    The Huawei ES5D21Q04Q01 is a high‑performance switch interface card designed for S6720EI enterprise switches, delivering four 40GE QSFP+ uplink ports for data center and campus aggregation. This plug-in module provides 40Gbps per port with passive cooling and hot-swappable design, helping distributors and integrators scale high-density core and aggregation links across Asia, Europe, Africa, and North America. With low 10W power consumption, wide -5°C to 50°C operating range, and IEEE 802.3ba compliance, it suits demanding enterprise networking and cloud-ready infrastructures.

    Product Highlights

    4×40Gbps
    High Uplinks
    QSFP+
    Flexible Opt
    10W
    Low Power

    Product Applications Scenarios

    Data Center
    The ES5D21Q04Q01 delivers 4×40GE QSFP+ uplinks, ideal for spine-leaf fabrics, boosting server farm throughput while simplifying high-bandwidth aggregation and cutting cabling complexity by up to 40%.
    Enterprise Network
    Used in Huawei S6720EI series, this module provides resilient 40Gbps uplinks between core and distribution, reducing bottlenecks for ERP, VoIP, and video traffic in regional offices.
    Cloud Services
    With IEEE 802.3ba compliance and hot-swappable design, it supports cloud pods and virtualized clusters, enabling fast scale-out and minimizing planned downtime during capacity upgrades.

    Product Features Comparison

      Huawei ES5D21Q04Q01 Huawei CE-L04CF-EF Huawei ES1D2S24XEC0 Huawei CE-L08CC-EC
    Model ES5D21Q04Q01 CE-L04CF-EF ES1D2S24XEC0 CE-L08CC-EC
    Brand Huawei Huawei Huawei Huawei
    Module Type n/a Interface Card Interface Card Interface Card
    Port Configuration 4×40GE QSFP+ 4 ports 24×100/1000BASE-X + 2×10GBASE-X 8×100G
    Supported Speed 40Gbps 100Gbps 100/1000M & 10G 100Gbps per port
    Compatible Platform S6720EI Series Switches CloudEngine Series Switches Huawei Switches Huawei Network Equipment
    Installation Type Plug-in module Plug-in module Interface Card Line Card

    Optional Add-ons

    Model Number Description
    QSFP-40G-SR4 Cisco 40GBASE-SR4 QSFP+ transceiver, short‑reach multimode optics compatible with 40GE QSFP+ ports.
    QSFP-40G-LR4 Cisco 40GBASE-LR4 QSFP+ optical module for long-distance 40Gbps single-mode fiber links.
    QSFP-4SFP10G-CU1M Cisco QSFP+ to 4×SFP+ 10G copper breakout cable, 1m, for connecting four 10GE ports to a 40GE QSFP+.

    Quality Certifications

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

    Huawei ES5D21Q04Q01 Specification

    Model
    ES5D21Q04Q01
    Brand
    Huawei
    ES5D21Q04Q01 Specifications Brand
    Huawei
    Interface Type
    QSFP+
    Port Quantity
    4
    Maximum Data Rate
    40Gbps
    Product Series
    S6720EI
    Compatible Devices
    S6720EI Series Switches
    Form Factor
    Plug-in module
    Cooling
    Passive Cooling
    Hardware Version
    V1
    Environmental Operating Temperature
    -5掳C to 50掳C
    Storage Temperature
    -40掳C to 70掳C
    Operating Humidity
    5% to 95% (non-condensing)
    Storage Humidity
    5% to 95% (non-condensing)
    Power Consumption
    10W
    Dimensions (WxDxH)
    218mm x 108mm x 39mm
    Hot Swappable
    Yes
    Compliant Standards
    IEEE 802.3ba
    MTBF
    Over 1,000,000 hours
    RoHS Compliant
    Yes
    Weight
    1.2 kg

    Get more information

    Discover unbeatable prices and fast shipping for the ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4×40GE QSFP+ . Access the detailed ES5D21Q04Q01, Huawei S6720EI Switch Interface Card, 4×40GE QSFP+ datasheet and ensure you're getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via live chat or email us at [email protected].

    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

    What accessories are available for the Huawei ES5D21Q04Q01 interface card?

    Accessories include QSFP+ transceivers, compatible cables, and mounting brackets, which can enhance and support the interface card's functionality.

    How does the Huawei ES5D21Q04Q01 compare with similar interface cards?

    The Huawei ES5D21Q04Q01 offers a balance of high performance and cost, with competitive features such as multiple 40 Gig ports and robust reliability compared to similar cards.

    What are the benefits of using the Huawei ES5D21Q04Q01 in an S6720EI series switch?

    Integrating the Huawei ES5D21Q04Q01 with S6720EI series switches enhances network capacity and performance, allowing for high-speed data transfer and scalability.

    Are the products sold on router-switch.com authentic?

    Yes, router-switch.com only sells 100% genuine products from authorized brands. As a multi-brand authorized distributor, all items are sourced through official channels and include valid manufacturer warranties. Customers may verify authorization via brand websites or request certification documents.

    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 Huawei-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 Huawei Technical Support
      Our Huawei-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
    Download
    Model Datasheet
    Log in
    Register