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LQ-CW100-LR4C 100g qsfp28 cwdm4 1310nm 10km dom duplex lc smf optical transceiver module
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LINK-PP LQ-CW100-LR4C 100G QSFP28 CWDM4 1310nm 10km DOM Duplex LC SMF Optical Transceiver Module

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Product summary

Product
LINK-PP LQ-CW100-LR4C 100G QSFP28 CWDM4 1310nm 10km DOM Duplex LC SMF Optical Transceiver Module
SKU
214262
P/N
LQ-CW100-LR4C
Price
$ 520
Stock
155 in Stock
Sold
985
For Order Over $1000 Get $15.00 Off , Code: Linkpp15
For Order Over $3000 Get $50.00 Off , Code: Linkpp50
For Order Over $5000 Get $100.00 Off , Code: Linkpp100
New Users: $10 Coupon for Orders , Code: linkpp2610
22 Reviews
4 Questions
985 Sold
$ 520 0% OFF )
Free shipping. For wholesale pricing, please contact us directly.
Qty (pcs) :
Unit Price :
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$ 520
10
$ 504.4
100
$ 488.8
1000
$ 473.2
3000
$ 457.6
Manufacture: LINK-PP P/N: LQ-CW100-LR4C SKU: 214262
Shipping:
Free Shipping
to United States via FedEx
Estimated delivery time : 3 - 10 days.
5-Year Warranty 30-Day Returns 30-Day Exchange
Warranty
  • Providing industry-leading 5-year warranty.
  • Read the table for details of all products' warranty.
Returns & Exchange
  • Refunds will be received about 5 business days after the receipt of returned items.
  • Items in stock for replacement can be shipped within 1 business day.
  • Read the full return policy for details.
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LINK-PP LQ-CW100-LR4C 100G QSFP28 Specifications

The LINK-PP LQ-CW100-LR4C 100G QSFP28 optical transceiver delivers 103.125 Gbps aggregate throughput over single-mode fiber (SMF) using four 25.78 Gbps NRZ lanes. Featuring a 3.3V power supply, under 3.5W low power dissipation, and a hot-pluggable duplex LC interface, it operates stably within a commercial 0°C to 70°C temperature range for high-density 100G Ethernet infrastructures.

LINK-PP Part Number LQ-CW100-LR4C Vendor Name LINK-PP
Form Factor QSFP28 Max Data Rate 103.125Gbps (4x 25.78Gbps)
Wavelength 1271nm, 1291nm, 1311nm and 1331nm Max Cable Distance 10km
Connector Duplex LC Media SMF
Transmitter Type DFB Receiver Type PIN
TX Power -6.5~2.5dBm RX Power -11.5 to 2.5dBm
Modulation (Electrical) 4x 25G-NRZ Modulation (Optical) 4x 25G-NRZ
DDM/DOM Supported Operating Temperature Range 0°C to +70°C
Protocols QSFP28 MSA Compliant Warranty 5 Years

Key Features of LINK-PP LQ-CW100-LR4C 100G QSFP28

Engineered for high-speed telecom and enterprise networking, the LINK-PP LQ-CW100-LR4C combines QSFP28 MSA compliance, CAUI-4 electrical interfaces, integrated DFB lasers, and PIN receivers. It provides energy-efficient 10km data transmission, advanced digital diagnostics monitoring (DDM), and seamless hot-swappable installation to optimize modern optical network architectures.

LINK-PP LQ-CW100-LR4C 100G QSFP28 Optical Module

The LINK-PP LQ-CW100-LR4C 100G QSFP28 optical module converts four electrical input channels into multiplexed CWDM optical signals. Designed for high-density switches and routers, it ensures reliable high-bandwidth interconnectivity across telecom networks.

LQ-CW100-LR4C: 100G Connectivity for Data Center Interconnect

For enterprise data center interconnects (DCI) and cloud computing infrastructures, the LQ-CW100-LR4C delivers robust 100GBASE-CWDM4 Ethernet connectivity, minimizing latency while maximizing spine-and-leaf network throughput over long-distance single-mode fiber backbones.

LQ-CW100-LR4C Module with CWDM4 Technology for Fiber Efficiency

Utilizing advanced CWDM4 multiplexing technology, the LQ-CW100-LR4C transceiver combines four optical channels onto one duplex single-mode fiber strand, significantly reducing optical cabling infrastructure costs while doubling fiber utilization efficiency.

LQ-CW100-LR4C Module with 1271nm, 1291nm, 1311nm, 1331nm Wavelength

The LQ-CW100-LR4C module operates across four standardized CWDM center wavelengths—1271nm, 1291nm, 1311nm, and 1331nm. Internal optical MUX/DeMUX components guarantee clean spectral separation and low crosstalk across all transmission channels.

LQ-CW100-LR4C Module Supporting 10km Transmission

Equipped with high-performance DFB uncooled lasers and sensitive PIN photodetectors, the LQ-CW100-LR4C module provides up to 10km link distance on standard G.652 single-mode fiber, making it ideal for campus and metro networks.

LQ-CW100-LR4C Module with Duplex LC Interface

Designed with an industry-standard duplex LC optical receptacle, the LQ-CW100-LR4C transceiver enables effortless patching into existing single-mode patch cords, ensuring low insertion loss, mechanical durability, and stable fiber connectivity.

LQ-CW100-LR4C Module with DOM for Real-Time Monitoring

Featuring integrated Digital Optical Monitoring (DOM) via a 2-wire I2C interface, the LQ-CW100-LR4C allows real-time tracking of operating temperature, supply voltage, laser bias current, transmitted optical power, and received optical power.


LINK-PP LQ-CW100-LR4C 100G QSFP28 Certification

LINK-PP manufactures the LQ-CW100-LR4C 100G QSFP28 module in strict accordance with international standards, delivering fully compliant, environmentally safe, and high-reliability optical solutions for global networking deployments.

Optical Transceivers Testing

Every LQ-CW100-LR4C transceiver undergoes comprehensive end-to-end quality validation, including electro-optical performance inspection, hardware integrity screening, and multi-switch interoperability testing to guarantee zero-defect deployment in critical networks.

LQ-CW100-LR4C Quality Certifications

The LQ-CW100-LR4C optical module holds full international certifications, including CE, FCC, UKCA, UL, REACH, and RoHS compliance, guaranteeing electrical safety, electromagnetic compatibility, and strict environmental sustainability.

LQ-CW100-LR4C Certified for Reliable Host-Device Compatibility

Certified for broad host-system compatibility, the LQ-CW100-LR4C transceiver seamlessly operates across major tier-1 switches, routers, and network interface cards without triggering vendor-lock error notifications.


Rigorous Testing Ensures Reliable QSFP28 Performance

Advanced automated testing protocols ensure that each LINK-PP QSFP28 transceiver delivers exceptional signal integrity, low latency, and enduring network reliability.

Optical

Optical Spectrum Test

Optical spectrum analysis verifies center wavelength accuracy and ensures side mode suppression ratios exceed 30dB.

Optical

Eye Pattern Test

Eye diagram testing validates clean optical signal masks, minimal jitter, and superior transmitter waveform quality.

Optical

Bit Error Rate Test

Stringent PRBS pattern testing confirms reliable transmission with bit error rates strictly below 1E-12.

Optical

Temperature Test

Thermal chamber cycling guarantees stable 0°C to 70°C commercial operating temperature performance without packet loss.


Product Shipping for LINK-PP LQ-CW100-LR4C 100G QSFP28

All LINK-PP LQ-CW100-LR4C 100G QSFP28 modules are securely packed and swiftly dispatched via trusted couriers to guarantee safe arrival worldwide.

Anti-Static Protective Packaging

Anti-Static Protective Packaging

Premium ESD shielding clamshell blister packaging prevents electrostatic damage during handling.

Shock-Resistant Transport Protection

Shock-Resistant Transport Protection

Heavy-duty cushioned outer cartons safeguard sensitive optical transceivers against transit vibrations.

Fast Order Processing and Dispatch

Fast Order Processing and Dispatch

Streamlined fulfillment ensures rapid order turnaround and timely warehouse dispatch schedules.

Global Logistics and International Delivery

Global Logistics and International Delivery

Reliable international air freight partnerships provide fast, trackable worldwide door-to-door shipping.

LINK-PP LQ-CW100-LR4C 100G QSFP28 Usage Demonstration

Deploying this 100G QSFP28 optical module within your data center or core network infrastructure is remarkably simple. Just plug the hot-swappable transceiver into a compatible 100G port, attach your duplex LC fiber cable, and immediately unlock seamless, massive 100 Gbps connectivity designed for high-capacity routing and switching.

LQ-CW100-LR4C Technical Support

LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.

Pre-Sales Technical Consultation

Pre-Sales Technical Consultation

Professional technical guidance to help customers select the most suitable LQ-CW100-LR4C modules based on network architecture and application requirements.

Compatibility Verification Support

Compatibility Verification Support

Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.

Deployment & Installation Assistance

Deployment & Installation Assistance

Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.

Long-Term Technical Assurance

Long-Term Technical Assurance

Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.

LINK-PP LQ-CW100-LR4C 100G QSFP28 After-Sales Assurance

LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.

15 days

15-day no-reason return and refund

Free maintenance or replacement

Free replacement for dead-on-arrival (DOA) or defective items within the initial period

Free maintenance

 Free repair services for manufacturing defects throughout the warranty period

Limitations

Warranty exclusions and conditions apply

Model Comparison Table

LINK-PP

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No data
E***s
Indonesia
Verified Purchase
4 .0
2026-08-23
FedEx tracking was delayed by two days, though the 10km QSFP28 link runs rock-solid.
L***l
Netherlands
Verified Purchase
5 .0
2026-08-23
Perfect drop-in replacement for pricey OEM optics.
P***z
Italy
Verified Purchase
5 .0
2026-08-13
Interoperability between Arista 7050CX and Juniper QFX was seamless on first boot. The duplex LC interface clicked firmly into place, and real-time CWDM4 wavelength multiplexing handled 100Gbps line-rate throughput without hiccups.
M***r
Sweden
Verified Purchase
5 .0
2026-07-20
Flawless 100Gbps connectivity between data halls.
D***r
Czech Republic
Verified Purchase
5 .0
2026-07-18
Zero CRC errors under heavy spine-leaf traffic. (•‿•)
C***n
Italy
Verified Purchase
5 .0
2026-07-16
Installed these for cell tower 100G backhaul links; DML laser output is rock-steady.
M***n
Netherlands
Verified Purchase
5 .0
2026-06-30
Rigorous 72-hour thermal stress test in our hot-aisle spine cabinet yielded steady 48°C operating temperatures. DOM telemetry provided exact Tx/Rx power tracking across all four 25G CWDM4 channels without any drift.
A***s
Belgium
Verified Purchase
5 .0
2026-06-06
Cool temps and stable laser output.
M***r
Venezuela
Verified Purchase
5 .0
2026-06-05
DOM telemetry values are spot-on.
M***n
Morocco
Verified Purchase
5 .0
2026-06-01
Great price for reliable 10km CWDM4 links.
P***e
South Africa
Verified Purchase
5 .0
2026-05-25
Excellent 1310nm SMF optics, perfectly interoperable between Juniper MX routers and Arista switches.
M***z
Poland
Verified Purchase
5 .0
2026-05-14
Clean duplex LC latching and pristine signals.
M***s
Greece
Verified Purchase
5 .0
2026-04-28
Saved our IT budget a fortune compared to OEM Cisco optics with identical performance.
A***t
Netherlands
Verified Purchase
5 .0
2026-04-20
Replaced hot legacy modules with these 3.5W low-power QSFP28 transceivers without any hassle.
C***n
Colombia
Verified Purchase
5 .0
2026-03-20
Smooth cross-connect between our Mellanox spine and Dell top-of-rack leaf infrastructure.
N***n
Norway
Verified Purchase
5 .0
2026-02-11
Plugged into Arista, instant 100G link! ⚡
A***n
Panama
Verified Purchase
5 .0
2026-01-03
Deployed twenty units across our 9km data center interconnect over OS2 single-mode fiber. Bit error rate tests passed at 1E-12 with generous optical power margins and zero frame drops on our Nexus 9300s.
C***z
Finland
Verified Purchase
5 .0
2025-12-27
Spliced into an 8.5km dark fiber route for our regional campus aggregation network. Both optical dispersion and attenuation remained well within spec, delivering flawless 103.125Gbps line rate for high-capacity SAN and NAS storage.
D***n
Belgium
Verified Purchase
5 .0
2025-12-12
Upgraded our metro ring with ten LQ-CW100-LR4C modules; zero packet loss so far.
E***z
Peru
Verified Purchase
5 .0
2025-12-11
Solid 10km reach across our campus fiber.
C***z
Peru
Verified Purchase
5 .0
2025-12-04
DDM monitoring shows -3.2dBm receive power over an 8.4km single-mode campus span.
S***z
United Kingdom
Verified Purchase
5 .0
2025-12-04
Recognized immediately by our Cisco Nexus switches.
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