Free shipping over $600. For wholesale pricing, please contact us directly.
Need Help?
Chat live with us
Live Chat
Want to call?

+ 86-752-3386717

Australia · English · AUD

  • Payment Methods

    Mind your business with a variety of trusted payment options.

  • Your Package

    Use order number or tracking number to check shipping status.

  • Return Policy

    Get your quote fast and offer you more professional service.

  • Net Terms

    Help manage your budget & expenditure better.

  • About Us

    Meet us and know our mission, belief, service and more.

  • Contact Us

    Find our locations and get connected with us closely.

  • Quality & Compliance Center

    Quality management, testing, compatibility and global compliance.

  • Compliance Center

    Download ISO, CE, FCC, UL, RoHS and REACH certificates by product line.

  • Test Center

    Lab tour, optical test bed, compatibility tool and test requests.

  • Blog

    Find out the latest news and events around l-p.com

  • Knowledge Center

    Deep dive into technical guides, industry standards, and SFP compatibility insights.

  • Reviews & Comparisons

    Detailed product benchmarks and side-by-side comparisons to help you choose the right module.

  • Use Cases & Solutions

    Explore real-world connectivity solutions for data centers, enterprises, and telecom networks.

  • Buying Guide

    Essential tips on choosing data rates, transmission distances, and connector types.

Sign in

New Customer? Create an account

0
Your Shopping Cart Is Empty.
Shop
View All Products
Explore
Main Menu
Networking
  • Networking
  • Data Center Switches
  • PDU, UPS, Power System
  • Network Adapters
  • Routers, Servers
  • Media Converters, KVM, TAP
Main Menu
Networking
Select Currency
USD - US Dollar
EUR - Euro
GBP - British Pound
CAD - Canadian Dollar
AUD - Australian Dollar
JPY - Japanese Yen
SEK - Swedish Krona
NOK - Norwegian Krone
IDR - Indonesia Rupiahs
BRL - Brazilian Real
THB - Thailand Baht

LINK-PP Resources

Tag: SR4 QSFP

More Posts Knowledge CenterTechnical DocumentationReviews & ComparisonsUse Cases & SolutionsBuying GuideCompatibility & AlternativesProcurement & Pricing Guide
Cisco QSFP-40G-SR4-S: The Guide to 40G MPO Fiber Solutions

Cisco QSFP-40G-SR4-S: The Guide to 40G MPO Fiber Solutions

avatar
LINK-PP Official Store
·
May 19, 2026
Master Cisco QSFP-40G-SR4-S deployment. Learn about S-Class differences, MPO-12 cabling requirements, and 40G-SR4-S vs. BiDi to optimize your data center fiber.
Cisco QSFP-40G-SR4-S40G QSFP+QSFP-40G-SR4QSFP-40G-SR-BD
QSFP-100G-CU5M Cisco Optical Alternatives for Long-Reach

QSFP-100G-CU5M Cisco Optical Alternatives for Long-Reach

avatar
LINK-PP Official Store
·
May 14, 2026
Ready to scale beyond the QSFP-100G-CU5M 5m limit? Explore cost-effective, high-performance SR4, LR4, CWDM4 and AOC optical alternatives for Cisco switches.
QSFP-100G-CU5MQSFP-100G-SR4QSFP-100G-LR4QSFP-100G-CWDM4
PAN-QSFP-40GBASE-SR4 Palo Alto Alternative: Selection

PAN-QSFP-40GBASE-SR4 Palo Alto Alternative: Selection

avatar
LINK-PP Official Store
·
March 24, 2026
Find reliable PAN-QSFP-40GBASE-SR4 alternatives from trusted suppliers. Explore compatibility, quality assurance, and why LINK-PP is a top choice.
PAN QSFP 40GBASE SR4QSFP+ moduleQSFPSingle mode transceivers
eSR4 Technology: Understanding Extended Short Reach Optics

eSR4 Technology: Understanding Extended Short Reach Optics

avatar
LINK-PP Official Store
·
March 17, 2026
Learn how eSR4 technology extends short-reach multimode fiber connectivity. Understand architecture, benefits, distances, and deployment scenarios.
eSR4QSFP+ SR4parallel opticsShort-range opticsSR4 QSFP40GBASE-SR4100GBASE-SR4

Hot Tags

100G Optical Transceivers 10G SFP+ Transceivers 1G SFP Modules 25G SFP28 Modules 400G Optical Modules 40G QSFP+ Transceivers AOC/DAC Cable Fiber Optic Cage & Connector Integrated RJ45 Connectors LAN Transformers LINK-PP Modular Jack Optical Transceivers

Products

Optics Transceivers | SFP Modules Free Shipping Optics Transceivers | SFP Modules

1.6T OSFP224

200/400/800G Transceiver Modules

10/25/40G/100G Transceiver Modules

1/2/4G Transceiver Modules

DAC/AOC/AEC Cables

1X9/SFF Transceiver Modules

Mobile & Access Network

Fiber Optic Cages & Connectors Free Shipping Fiber Optic Cages & Connectors

SFP Cages & Connectors

SFP+ Cages & Connectors

SFP28 Cages & Connectors

SFP56 / SFP112 Cages & Connectors

QSFP Cages & Connectors

QSFP28 Cages & Connectors

ZQSFP+ Cage & Connectors

QSFP+ Cage & Connectors

QSFP-DD Cages & Connectors

OSFP Cages & Connectors

Integrated RJ45 Connector Integrated RJ45 Connector

Single Port RJ45 Connector

SMT RJ45 Connector

Low-Profile RJ45 Connector

Vertical RJ45 Connector

RJ45 Connector with USB

Multi-Port RJ45 Connector

Stacked RJ45 Connector

LAN Transformer LAN Transformer

Single Port Lan Transformer

Dual Port Lan Transformer

Quad Port Lan Transformer

Low-Profile PCMCIA Transformer

Modular Jack Modular Jack

RJ45 Jack without Magnetics

RJ11 Jack

Recent Trend

LINK-PP Expands Global Manufacturing
LINK-PP is Expanding
image
Optical Modules: Powering High-Speed Fiber Networks
Support
Company
Quick Access
Secured by Sectigo
Trust Guard Security Scanned

We accept

Visa PayPal Mastercard American Express Discover Bank Transfer Check