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View cart “ZTE F460 V6 1GE+3FE Brand New WIFI ONU” has been added to your cart.
ES5D21L04Q00 Huawei Brand New 4-Port 40GE QSFP+Optical Card
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ES5D21L04Q00 Huawei Brand New 4-Port 40GE QSFP+Optical Card
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ES0D0G24SC00 Huawei Brand New 24-port X interface card
ES0D0G24SC00 Huawei Brand New 24-port X interface card

ES5D21L04Q00 Huawei Brand New 4-Port 40GE QSFP+Optical Card

The ES5D21L04Q00 Huawei is a high-performance 4-port 40GE QSFP+ Optical Card from Huawei, designed to deliver exceptional data transmission speeds, increased bandwidth, and reliable network scalability. This card is an excellent choice for upgrading core networks, expanding data centers, or building high-capacity backbone networks that demand low latency and robust performance.

Built to Huawei’s strict quality standards, this interface card ensures full compatibility with supported Huawei switches and network chassis, guaranteeing stable operation and easy integration into your existing infrastructure.

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Categories: All Products, Fiber optic Accessories, GPON Card, HUAWEI GPON Card Tags: 40GE network expansion, ES5D21L04Q00, ES5D21L04Q00 Huawei, ES5D21L04Q00 module, ES5D21L04Q00 QSFP+, Huawei 4‑port 40GE, Huawei 40 gigabit optical card, Huawei 40G Ethernet card, Huawei 40GE QSFP+ card, Huawei blade server 40GE, Huawei data center interface, Huawei enterprise optical card, Huawei ES5D21L04Q00, Huawei high‑speed network card, Huawei optical network card, Huawei QSFP+ 40GE module, Huawei QSFP+ interface card, Huawei switch expansion card
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  • Description
Description

ES5D21L04Q00 Huawei Product Description:

The ES5D21L04Q00 Huawei is a high-performance 4-port 40GE QSFP+ Optical Card from Huawei, designed to deliver exceptional data transmission speeds, increased bandwidth, and reliable network scalability. This card is an excellent choice for upgrading core networks, expanding data centers, or building high-capacity backbone networks that demand low latency and robust performance.

Built to Huawei’s strict quality standards, this interface card ensures full compatibility with supported Huawei switches and network chassis, guaranteeing stable operation and easy integration into your existing infrastructure.


Key Features:

  • Model: ES5D21L04Q00
  • Brand: Huawei (Original & Brand New)
  • Port Configuration: 4 high-speed 40GE QSFP+ optical ports
  • Performance: Supports ultra-fast data transfers with minimal latency and high reliability
  • Compatibility: Works seamlessly with Huawei’s modular switches and routers, enabling flexible network expansion
  • Reliability: Built with premium components for stable operation in mission-critical environments
  • Ease of Use: Plug-and-play installation, hot-swappable design for easy upgrades and maintenance

ES5D21L04Q00 Huawei Applications:

✅ Enterprise data centers requiring high-speed backbone connectivity
✅ Cloud computing infrastructure and large-scale virtualization environments
✅ Telecom service providers expanding core networks
✅ ISP backbone upgrades for greater capacity and speed
✅ High-performance computing (HPC) networks


ES5D21L04Q00 Huawei Customization & OEM Services:

To better meet your project’s unique requirements, we offer flexible customization services, including:

  • Pre-configuration of network settings to reduce deployment time
  • OEM branding for bulk or reseller orders
  • Tailored packaging and labeling solutions
  • Additional testing and burn-in services on request

Wholesale & Bulk Orders: 

We support bulk orders and wholesale partnerships for system integrators, telecom operators, and large-scale infrastructure projects. With us, you get:
✔️ Factory-direct pricing and significant discounts for large quantities
✔️ Reliable stock availability and fast delivery worldwide
✔️ Secure packaging to ensure your equipment arrives in perfect condition
✔️ Dedicated account managers for seamless order processing
✔️ Comprehensive technical support and warranty coverage


Why Choose Us:

  • 100% authentic Huawei hardware, fully tested and verified
  • Competitive pricing for resellers, ISPs, and integrators
  • Flexible OEM and customization options
  • Professional logistics and export documentation
  • Expert technical support team to assist you before and after purchase

Contact Us for a Quote:

Interested in upgrading your network with the ES5D21L04Q00 Huawei 4-Port 40GE QSFP+ Optical Card? Contact us today for customized solutions, bulk pricing, and fast shipping options. Our team is ready to provide you with the best value and support for your networking needs.

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