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.

Home
Huawei
QSFP-100G-4WDM-40

Skip to the end of the images gallery

Skip to the beginning of the images gallery

QSFP-100G-4WDM-40, Huawei QSFP28 Optical Module, 100GBase-4WDM-40/40km SM/LC

Brand: Huawei
Model: QSFP-100G-4WDM-40

1 Questions

List Price: $196,285.71

99% OFF

$1,743.00

Price Alert

100% Genuine

Original, factory-verified

3-Year Warranty

Extended, enterprise-grade

24 Years Expertise

Proven, deployment-focused

Condition

Original New

Certified Expertise Builds Trust

CCIE · JNCIE · NSE7 · ACDX · HPE Master ASE · Dell Server/AI Expert

Talk to an Expert

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

Leading Global Distributor
Since 2002
A global ICT bridge delivering authentic hardware and trusted service for over 20 years.

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
Authorized partnerships with 30+ brands, including Cisco, HPE, Dell, Juniper, and Fortinet.
100% Authentic Products
100,000+ Multi-Brand SKUs Available

QSFP-100G-4WDM-40, Huawei QSFP28 Optical Module, 100GBase-4WDM-40/40km SM/LC

100% Genuine Ready to Ship

$196,285.71

99% OFF

$1,743.00

Overview

Huawei QSFP-100G-4WDM-40 Overview

The Huawei QSFP-100G-4WDM-40 is a high-performance optical module designed for advanced networking systems. This QSFP28 100GBase-4WDM-40 single-mode module operates at a wavelength of 1310 nm and is capable of transmitting data over distances of up to 40 kilometers. It is highly suitable for long-haul networking applications where reliable and high-speed data transfer is essential.

Quick Spec

Brand	Huawei
Model	QSFP-100G-4WDM-40
Wavelength	1310 nm
Transmission Distance	40 km
Form Factor	QSFP28

Product Features

High-speed 100G data rates for demanding applications
Supports 40 km long-haul applications
Operates at a wavelength of 1310 nm
Compact QSFP28 form factor for high port density
Low power consumption for efficient energy use

Product Applications

Long-distance data transmission in large enterprise networks
Telecommunication networks requiring reliable and high-speed connectivity
Data center interconnections over extended distances

Supported Options

Accessory	Model
LC-LC Single Mode Duplex Fiber Patch Cable	OPLC-DX-SM-03
40km Optical Booster Amplifier	OB-40KM-AMP
QSFP28 Loopback Module	LB-QSFP28-100G

Compare to Similar Items

Model	Difference
QSFP-100G-SR4	10m transmission distance, MMF
QSFP-100G-LR4	10km transmission distance, SMF
QSFP-100G-ER4	30km transmission distance, SMF

Get more information

Contact us through Live Chat or [email protected] for further information about the Huawei QSFP-100G-4WDM-40 and its price. Check 'Huawei QSFP-100G-4WDM-40' price and 'QSFP-100G-4WDM-40' datasheet, buy 'Huawei QSFP-100G-4WDM-40 optical module' with best price and fast shipping. Free Live Chat are supported.

Quality Certifications

Specification

Huawei QSFP-100G-4WDM-40 Specification

QSFP-100G-4WDM-40 Specifications
Brand	Huawei
Model	QSFP-100G-4WDM-40
Form Factor	QSFP28
Max Data Rate	100Gbps
Wavelength	1310 nm
Max Distance	40 km
Connector Type	LC
Cable Type	Single Mode Fiber
Transmitter Type	Uncooled DFB
Receiver Type	PIN
TX Power	-4.3 to +4.5 dBm
Receiver Sensitivity	-11.5 dBm
Power Consumption	< 4.5W
Operating Temperature	0��C to 70��C
Humidity	0% to 85%
Digital Diagnostics	Via I2C
Compatibility	IEEE 802.3bm
EMC Standards	FCC Part 15 Class B
Safety Standards	FDA 21 CFR 1040.10
MTBF	> 5 million hours

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.

Customer Reviews

Write Your Own Review

Only registered users can write reviews. Please Sign in or create an account

Q&A

Questions & Answers

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
10+ hubs positioned for fast international dispatch and stable availability.
Seamless cross-border
QC-verified packing and predictable delivery via FedEx, DHL, UPS.
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
Verify product lifecycle status to plan purchases and avoid EOL/EOSL risks.
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
Certified expertise across Cisco, HPE, Aruba, Dell, Juniper, Huawei and Fortinet.
Deployment-ready guidance
Faster, safer rollouts with project-focused engineering guidance.

The Choice of 21,500 +Global Customers

Industry-Leading Warranty Coverage You Can Trust

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
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
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
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 Currencies

Multiple Payment Options

100% 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.

Guaranteed Safe Checkout

View Payment Options
Visit How to Pay page for more information

Warranty Coverage & RMA Instructions

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
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

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

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

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

Ethernet Switch

QSFP-100G-4WDM-40, Huawei QSFP28 Optical Module, 100GBase-4WDM-40/40km SM/LC

Faster Delivery, Globally Ready

Keep Projects On Time

Leading Global Distributor Since 2002

Worry-Free Coverage with RSCare

Your Trusted Genuine Source

QSFP-100G-4WDM-40, Huawei QSFP28 Optical Module, 100GBase-4WDM-40/40km SM/LC

Huawei QSFP-100G-4WDM-40 Overview

Quick Spec

Product Features

Product Applications

Supported Options

Compare to Similar Items

Get more information

Quality Certifications

Huawei QSFP-100G-4WDM-40 Specification

QSFP-100G-4WDM-40 Specifications

Quality Certifications

Need Help? Technical Experts Available Now.

Questions & Answers