Cisco QSFP-40G-LR4-S Price Guide and Cost Factors
September 24, 2026
Explore Cisco QSFP-40G-LR4-S price factors, specifications, compatibility, and sourcing considerations to evaluate costs for 40G LR4 optical deployments.
QFX-QSFP-40G-SR4 Datasheet: Specs and Technical Guide
September 19, 2026
Explore the QFX-QSFP-40G-SR4 datasheet, including optical specifications, electrical interface, compatibility, compliance, and deployment guidance.
How to Choose Optical Transceivers by Form Factor and Reach
September 11, 2026
Compare SFP to OSFP form factors, reach classes (SR/LR/ER), and OEM coding checks—then open LINK-PP Optics category for MSA-compatible modules from 1G to 800G.
QSFP Port Efficiency: Power and Heat Analysis Guide
August 06, 2026
Explore QSFP port efficiency, power consumption, and heat dissipation in high-speed networks, including thermal design, airflow, and optimization methods.
Juniper QFX-QSFP-40G-SR4 Replacement: Benchmark Review
June 01, 2026
Explore QFX-QSFP-40G-SR4 replacement options, benchmark performance, compatibility, standards, deployment factors, and evaluation criteria.
QSFP vs QSFP+: Decoding the Evolution of 40G Modules
May 29, 2026
Confused about QSFP vs QSFP+? Dive into our guide on 40G optical module evolution, architectural differences, media connectivity, and real-world deployment.
Cisco QSFP-40G-LR4 Datasheet: Parameters & Standards Guide
May 29, 2026
Explore the Cisco QSFP-40G-LR4 datasheet, including specifications, optical parameters, standards compliance, compatibility, and deployment insights.
FG-TRAN-QSFP-4XSFP Alternative: 40G Breakout Review
May 27, 2026
Explore FG-TRAN-QSFP-4XSFP alternatives, technical specifications, compatibility factors, breakout deployment scenarios, and 40G to 4×10G connectivity insights.
400G QSFP56-DD: Scaling High-Density Data Center Connectivity
May 19, 2026
Master the 400G QSFP56-DD standard. Learn about Double Density architecture, PAM4 modulation, backward compatibility, and thermal management for data centers.
Cisco QSFP-40G-SR4-S: The Guide to 40G MPO Fiber Solutions
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.
QSFP-H40G-CU3M Cisco Rack Design with Optical Alternatives
May 06, 2026
Optimize your Cisco rack design with the QSFP-H40G-CU3M. Learn about DAC specifications, Nexus compatibility, and when to switch to 40G optical alternatives.
Juniper QSFPP-4X10GE-SR Guide and LINK-PP Alternative
May 06, 2026
Explore Juniper QSFPP-4X10GE-SR specs, compatibility, and performance, plus LINK-PP equivalent alternatives for scalable and cost-efficient network deployments.
QSFP+ Products
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LPSFP3802 QSFP+ 1x1 Cage Connector $ 2.26 -
LP21DC01003S QSFP+ 2x1 Cage Press-Fit With EMI Shielded $ 7.68 ~ 9.60 -
Amphenol U90-B105-4071-020 Compatible LINK-PP LP21DC01003S QSFP+ 2x1 Cage&Connector Press-Fit With EMI Spring Finger $ 7.68 ~ 9.60 -
TE 2298896-4 Compatible LINK-PP LP21DC01003S QSFP+ 2x1 Cage&Connector $ 7.68 ~ 9.60 -
Amphenol U90-H161-100A Compatible LINK-PP LP11DC01030 QSFP+ 1x1 Cage With Heat Sink EMI Spring Finger $ 4.64 ~ 5.80 -
TE 2170111-2 Compatible LINK-PP LP11DC01000E QSFP+ 1x1 Cage Press-Fit EMI Shielded Through Hole $ 3.60 ~ 4.50 -
TE 2287652-1 Compatible LINK-PP LP11DC01000E QSFP+ 1x1 Cage Press-Fit EMI Shielded $ 3.60 ~ 4.50 -
LP11DC01030 QSFP+ 1x1 Cage With Heat Sink EMI Spring Finger $ 5.80 -
TE 1888971-4 Compatible LINK-PP LP11DC01000E QSFP+ 1x1 Cage Press-Fit With EMI Shielded $ 3.60 ~ 4.50 -
Amphenol U90-A181-1001 Compatible LINK-PP LP11DC01030 QSFP+ 1x1 Cage With Heat Sink EMI Spring Finger $ 4.64 ~ 5.80
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