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ES5D21L04Q00
Original Stock
Ready to Ship
4 40 Gig QSFP+ Interface Card(used in S5710HI series)
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
ES5D21L04Q00
- Description:
- 4 40 Gig QSFP+ Interface Card(used in S5710HI series)
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Huawei
- GTIN:
- 886598034975
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$7,720.91
- Price:
$4,941.3836% off
Quantity:
1
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ES5D21L04Q00 Overview
ES5D21L04Q00 is a high-performance Ethernet module engineered to deliver reliable connectivity and optimal data transfer rates for enterprise and data center applications. It supports 10Gbps speeds via an SFP+ connector, making it well-suited for high-speed networks while ensuring compatibility with leading routers, switches, and servers. Designed for a seamless PCIe installation, this module fully supports TCP/IP protocols and is ideal for expanding data center capacity or upgrading server network interfaces.
Built with a robust design in mind, ES5D21L04Q00 provides low latency and high throughput for mission-critical operations. It is ideally applied in scenarios requiring enhanced network performance with features such as auto-negotiation, Wake-on-LAN, jumbo frames, and QoS. This Ethernet module stands out for its ease of integration, reliability in demanding operating environments, and adherence to industry standards, making it a top choice for modern networking solutions.
ES5D21L04Q00 price is $4,941.38, a 36% saving from the Huawei list price of $7,720.91. ES5D21L04Q00 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ES5D21L04Q00 for additional pricing. Browse the full S5700 Series Switch Line Cards series or explore all Huawei products.
ES5D21L04Q00 Specifications
- Product Type
- Network Module / Network Card
- Brand
- Huawei
- Module Type
- Ethernet
- Data Rate
- 10G
- Connector Type
- SFP+
- Supported Protocols
- TCP/IP
- Form Factor
- PCIe
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco / Juniper / Arista / Dell / HP
- Max Speed
- 10Gbps
- Supported Features
- Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS
- Interface Ports
- Ethernet
- Product Name
- ES5D21L04Q00
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Product Comparison Table 
| ES5D21L04Q00 |  ES5D00X4SA00 |  ES5D21X02S00 |  ES5D21X02T01 |  ES5D21X02S01 | |
|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Arista / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Dell | Cisco / Juniper / Arista / Dell / HP | Cisco, Juniper, Arista, Dell, HP |
| Connector Type | SFP+ | SFP+ | SFP+ | SFP+ | SFP+ |
| Data Rate | 10G | 10G | 10Gbps | 10G | 10Gbps |
| Form Factor | PCIe | PCIe | Modular | PCIe | PCIe |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Interface Ports | Ethernet | Ethernet / SFP+ | SFP+ | Ethernet | Ethernet |
| Max Speed | 10Gbps | 10Gbps | 10Gbps | 10Gbps | 10Gbps |
| Module Type | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Product Name | ES5D21L04Q00 | ES5D00X4SA00 Ethernet Network Adapter | ES5D21X02S00 High-Speed Ethernet Module | ES5D21X02T01 High-Speed Ethernet Module | ES5D21X02S01 Ethernet Network Card |
| Product Type | Network Module / Network Card | Network Card | Network Module | Network Module / Network Card | Network Card |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Features | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | TCP/IP, iSCSI |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
N
Nathan Cole
4
40G QSFP card delivered strong aggregation performance.
J
Julian Frost
5
Stable throughput during peak loads.
E
Edward Simmons
5
Easy integration with S5710HI.
T
Trevor Collins
4
Good thermal behavior.
V
Victor Reed
5
Reliable performance.
H
Henry Palmer
5
Met expectations.
Questions & Answers
What is the ES5D21L04Q00 4 40 Gig QSFP+ Interface Card?
The ES5D21L04Q00 is a high-performance interface card with four 40 Gigabit QSFP+ ports, designed to expand 40 GbE connectivity on Huawei S5710HI series switches.
Which Huawei devices are compatible with the ES5D21L04Q00 card?
The ES5D21L04Q00 is fully compatible with all Huawei S5710HI series fixed switches and can be installed in any available expansion slot.
How many ports and what data rates does the ES5D21L04Q00 support?
This card provides four QSFP+ ports, each supporting up to 40 Gbps, for an aggregate throughput of 160 Gbps per module.
What types of cables and transceivers can I use with this QSFP+ card?
You can use QSFP+ passive/active DAC cables, SR4 multimode fiber transceivers (up to 100 m on OM3, 150 m on OM4), and CWDM4 or LR4 modules for longer distances.
What is the maximum transmission distance supported?
With SR4 multimode optics the card supports up to 100 m on OM3 and 150 m on OM4, while CWDM4 and LR4 single-mode modules extend reach up to 2 km and 10 km respectively.
How do I install the ES5D21L04Q00 in an S5710HI switch?
Power down the switch, insert the card into an empty expansion slot until it clicks, secure the retention latch, then power the switch back on for automatic detection.
Is the ES5D21L04Q00 interface card hot-swappable?
Yes, this QSFP+ card supports hot-swapping on S5710HI series chassis, allowing insertion or removal without powering down the switch.
What are the power consumption and dimensions of the card?
The ES5D21L04Q00 consumes approximately 25 W under full load and measures 140 mm × 45 mm × 12 mm, fitting standard Huawei expansion slots.
What operating temperature and environmental conditions does it support?
It operates reliably between –5 °C and 55 °C with 5%–95% relative humidity (non-condensing), suitable for typical data center environments.
Does the ES5D21L04Q00 require additional software or licensing?
No additional software or license activation is required; the card is automatically recognized by supported Huawei switch firmware.
Can I use the card for link aggregation or stacking?
Yes, each 40 GbE port supports LACP for link aggregation, and the S5710HI series supports virtual stacking across QSFP+ links.
What firmware version is required for compatibility?
Ensure the switch runs Huawei VRP 5.150 or later to guarantee full functional support and performance optimization.
Is the ES5D21L04Q00 compliant with industry standards and regulations?
Yes, the card is IEEE 802.3ba compliant and meets RoHS, CE, and FCC environmental and safety standards.
What use cases is this 40 Gig QSFP+ card ideal for?
It is ideal for data center spine/leaf architectures, server aggregation, high-performance computing clusters, and backbone uplinks.
What warranty and support options are available for the ES5D21L04Q00?
Huawei provides a one-year limited warranty and offers optional software support and extended hardware maintenance through its service contracts.