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QSFP-40G-eSR4, Huawei QSFP+, 40GBase-eSR4 Optical Transceiver, 40G Multi-mode/0.3km/MPO

Name: QSFP-40G-eSR4, Huawei QSFP+, 40GBase-eSR4 Optical Transceiver, 40G Multi-mode/0.3km/MPO
SKU: QSFP-40G-eSR4
Price: 266 USD
Availability: InStock
Rating: 4.8 (5 reviews)

Brand: Huawei
Model: QSFP-40G-eSR4
In Stock
- United States
- United Kingdom
- Germany
- United Arab Emirates
- Singapore
- India
- Hong Kong

Rating:

96%

4.8/5.0

5 Reviews

21 Questions

List Price: $2,385.71

89% OFF

$266.00

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QSFP-40G-eSR4, Huawei QSFP+, 40GBase-eSR4 Optical Transceiver, 40G Multi-mode/0.3km/MPO

100% Genuine Ready to Ship

$2,385.71

89% OFF

$266.00

Overview

Huawei QSFP-40G-eSR4 Overview

Huawei QSFP-40G-eSR4 is an enterprise-class 40G QSFP+ optical transceiver designed for short‑reach data center and HPC interconnects. It delivers 40Gbps over multi-mode fiber at 850nm with an MPO interface, supporting links up to 0.3km for high-density spine‑leaf and server aggregation. With 40GBase-eSR4 technology, IEEE 802.3ba compliance, and digital diagnostic monitoring, this Huawei transceiver helps Asian, European, African, and North American integrators and end users build reliable, low-latency 40G infrastructure.

Product Highlights

40Gbps

Data Rate

0.3km

MM Reach

MPO

MPO Port

Product Applications Scenarios

Data Center

Delivers 40Gbps short‑reach aggregation between ToR and spine switches, reducing cabling complexity and up to 30% deployment cost for modern data centers.

Cloud Services

Provides high-bandwidth, low-latency 40G links for private and hybrid cloud clusters, improving east‑west traffic efficiency and scaling cloud workloads.

Research Computing

Enables fast 40G interconnects between compute nodes and storage, shortening data transfer windows and accelerating HPC and simulation jobs.

Product Features Comparison


Model	QSFP-40G-eSR4	SFP-GE-LX-SM1490-BIDI	DWDM-SFPGE-1531-12	HW:CFP-40G-SR4
Brand	Huawei	Huawei	Huawei	Huawei
Data Rate	40Gbps	1.25Gbps	2.5G	40Gbps
Wavelength	850nm	1490 nm	1531.12nm	850 nm
Transmission Distance	0.3km	10 km	120km	0.1 km
Connector Type	MPO	LC	LC	MPO
Compliance Standard	IEEE 802.3ba	Gigabit Ethernet	MSA Compliant	IEEE 802.3ba

Optional Add-ons

Model Number	Description
QSFP-40G-CU1M	Huawei QSFP-40G-CU1M passive copper cable, 40G QSFP+ to QSFP+, 1m for short intra-rack links.
HW:CFP-40G-SR4	Huawei CFP-40G-SR4 40G multimode MPO transceiver for interoperability in mixed 40G environments.
FCXPD0200	Huawei FCXPD0200 CXP AOC 10G–40G breakout optical cable for high-density switch and server connections.

Quality Certifications

Specification

Huawei QSFP-40G-eSR4 Specification

Model

QSFP-40G-eSR4

Brand

Huawei

QSFP-40G-eSR4 Specifications Brand

Huawei

Transceiver Type

QSFP+

Form Factor

QSFP+

Data Rate

40Gbps

Fiber Type

Multi-mode

Wavelength

850nm

Maximum Distance

0.3km

Connector Type

MPO

Compatibility

Four SFP+ Optical Transceivers

Typical Applications

Data Centers, High-Performance Computing Networks

Temperature Range

0掳C to 70掳C

Power Supply Voltage

3.3V

Bit Error Rate (BER)

1 x 10?12

Technology

40GBase-eSR4

Optical Power Budget

3dB

Compatibility

IEEE 802.3ba

Digital Diagnostic Monitoring

Supported

EMC (Electromagnetic Compatibility)

Complies with EMC Regulations

MTBF (Mean Time Between Failures)

Greater than 1,000,000 hours

Safety

CSA, TUV, UL

Weight

0.59 kg

Get more information

Discover unbeatable prices and fast shipping for the QSFP-40G-eSR4, Huawei QSFP+, 40GBase-eSR4 Optical Transceiver, 40G Multi-mode/0.3km/MPO . Access the detailed QSFP-40G-eSR4, Huawei QSFP+, 40GBase-eSR4 Optical Transceiver, 40G Multi-mode/0.3km/MPO 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

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Q&A

Questions & Answers

What accessories are available for the QSFP-40G-eSR4?

Available accessories include MPO patch cables, MPO cleaning kits, and protective dust caps.

How does the QSFP-40G-eSR4 compare to other 40GBase transceivers?

The QSFP-40G-eSR4 offers reliable performance at a lower cost, with robust compatibility across various network environments.

How reliable is the QSFP-40G-eSR4 Optical Transceiver?

The QSFP-40G-eSR4 is highly reliable, with stringent quality controls and extensive testing to ensure robust performance.

Why should I buy from router-switch.com?

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How cost-effective is the QSFP-40G-eSR4 Optical Transceiver?

The QSFP-40G-eSR4 offers high performance at a competitive price, making it ideal for cost-conscious system integrators and distributors.

What are the primary features of the QSFP-40G-eSR4?

The QSFP-40G-eSR4 supports 40G speeds, Multi-mode at 850nm, and a transmission distance of up to 0.3km using MPO connectors.

What is the typical application scenario for the QSFP-40G-eSR4?

It is ideal for data center interconnects, high-performance computing networks, and enterprise core aggregation networks.

How do I install the QSFP-40G-eSR4 Optical Transceiver?

Simply plug the QSFP-40G-eSR4 into the QSFP+ port of your network equipment and connect to four SFP+ transceivers using an MPO cable.

Does the QSFP-40G-eSR4 require any firmware upgrades?

No, the QSFP-40G-eSR4 is designed to work with existing hardware without the need for firmware upgrades.

Are there alternative products to the QSFP-40G-eSR4?

Yes, alternatives include other 40GBase transceivers from Huawei and other compatible brands.

What are common troubleshooting steps for the QSFP-40G-eSR4?

Ensure connectors are clean, verify correct MPO cabling, and check compatibility with the network equipment.

What accessories are available for the QSFP-40G-eSR4?

Available accessories include MPO patch cables, MPO cleaning kits, and protective dust caps.

How does the QSFP-40G-eSR4 compare to other 40GBase transceivers?

The QSFP-40G-eSR4 offers reliable performance at a lower cost, with robust compatibility across various network environments.

How reliable is the QSFP-40G-eSR4 Optical Transceiver?

The QSFP-40G-eSR4 is highly reliable, with stringent quality controls and extensive testing to ensure robust performance.

How cost-effective is the QSFP-40G-eSR4 Optical Transceiver?

The QSFP-40G-eSR4 offers high performance at a competitive price, making it ideal for cost-conscious system integrators and distributors.

What are the primary features of the QSFP-40G-eSR4?

The QSFP-40G-eSR4 supports 40G speeds, Multi-mode at 850nm, and a transmission distance of up to 0.3km using MPO connectors.

What is the typical application scenario for the QSFP-40G-eSR4?

It is ideal for data center interconnects, high-performance computing networks, and enterprise core aggregation networks.

How do I install the QSFP-40G-eSR4 Optical Transceiver?

Simply plug the QSFP-40G-eSR4 into the QSFP+ port of your network equipment and connect to four SFP+ transceivers using an MPO cable.

Does the QSFP-40G-eSR4 require any firmware upgrades?

No, the QSFP-40G-eSR4 is designed to work with existing hardware without the need for firmware upgrades.

Are there alternative products to the QSFP-40G-eSR4?

Yes, alternatives include other 40GBase transceivers from Huawei and other compatible brands.

What are common troubleshooting steps for the QSFP-40G-eSR4?

Ensure connectors are clean, verify correct MPO cabling, and check compatibility with the network equipment.

What accessories are available for the QSFP-40G-eSR4?

Available accessories include MPO patch cables, MPO cleaning kits, and protective dust caps.

How does the QSFP-40G-eSR4 compare to other 40GBase transceivers?

The QSFP-40G-eSR4 offers reliable performance at a lower cost, with robust compatibility across various network environments.

How reliable is the QSFP-40G-eSR4 Optical Transceiver?

The QSFP-40G-eSR4 is highly reliable, with stringent quality controls and extensive testing to ensure robust performance.

Why should I buy from router-switch.com?

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