Cisco QDD-400G-DR4-S Compatible LINK-PP LQD-CW400-DR4C 400GBASE-T QSFP-DD DR4 Optical Transceiver Module,Support 4× 100G-DR(SMF, 1310nm, 500m, MTP/MPO, DOM)
LQD-CW400-DR4C is a transceiver module designed for 500m optical communication applications, and it is
compliant to 100G Lambda MSA standard. This module can convert 8-channel 53.125Gb/s electrical data to 4- channel 106.25Gb/s optical signals, and multiplex them into a single channel for 425Gb/s optical transmission.
LINK-PP Part Number:
| LQD-CW400-DR4C | Cisco Name
| QDD-400G-DR4-S
|
Part Status
| Active | Form Factor
| QSFP-DD
|
Max Data Rate
| 400Gbps
| Max Cable Distance
| 500m |
Wavelength
| 1310nm | Media
| SMF
|
Connector
| MTP/MPO-12 APC | Receiver Type
| PIN
|
Max power consumption
| 9.5W | Protocols
| IEEE 802.3bs, QSFP-DD MSA
|
DDM/DOM
| Supported
| Case Temperature range
| 0°C to +70°C
|
Warranty
| 5 Years
|
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Quality Testing Program
![Optical Transceivers Testing]()
Take advantage of our testing program to evaluate the reliability and performance of our optical transceivers.
Quality Certifications
We control the quality of our products,including our strict qualification of manufacturers,quality control process and production technology,and compliance with certification and safet standards.At present,our products meet the industry standards and mainstream quality certification,such as ISO 9001,CE,RoHS,FCC,etc.
This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please
contact us to learn more.
ISO/IEC 27001 is an international standard for managing and processing information security. This standard is jointly developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It sets out requirements for establishing, implementing, maintaining, and continually improving an information security management system (ISMS). Ensuring the confidentiality, integrity, and availability of organizational information assets, obtaining an ISO 27001 certificate means that the enterprise has passed the audit conducted by a certification body, proving that its information security management system has met the requirements of the international standard. Please
contact us to learn more.
This product is in conformity with ISO14001.It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please
contact us to learn more.
ISO 45001 is a global standard that sets out the requirements for an occupational health and safety management system (OH&SMS).
REACH is a European Union regulation concerning the Registration, Evaluation, Authorization and Restriction of Chemicals. It came into force on 1st June 2007 and replaced a number of European Directives and Regulations with a single system. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation, increase the transparency of the use of chemicals, promote non-animal experiments, and pursue sustainable social development.Please
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This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please
contact us to learn more.
This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please
contact us to learn more.This product fully accords with UKCA (UK Conformity Assessed) certificate, which signifies that it meets all relevant quality standards as well as health and safety requirements. Please
contact us to learn more.
Features
LINK-PP 400G Connectivity for Data Centers
The LINK-PP 400G QSFP-DD transceiver delivers ultra-high-speed, high-density, and energy-efficient (18W) performance for next-generation networks.It provides a reliable and scalable solution to achieve 400G data transmission with enhanced signal integrity and low latency.Ideal for large-scale cloud computing, AI, and high-performance data center environments requiring maximum bandwidth efficiency.
![CWDM Transmission]()
Tunable Power for DWDM Optimization
The LINK-PP DWDM transceivers feature adjustable transmit power, allowing precise tuning for optimal system margin and signal balance.This flexibility enhances network stability, performance, and link efficiency across dense wavelength environments.By maintaining power equilibrium, they eliminate the need for manual crosstalk correction, simplifying deployment and maintenance.Ideal for long-haul and metro DWDM systems requiring high reliability and scalability.
Conventional Fixed Power Module
Certified through host-device testing for dependable interoperability
Each transceiver undergoes strict quality assurance and compatibility testing within the intended switch environment, ensuring not only flawless operation but also long-term stability and reliability in demanding network applications.
400G Ethernet-Centric Solution for Data Centers
The LINK-PP 400G ZR module enables point-to-point transmission up to 80 km when paired with MUX/DEMUX and EDFA devices.It delivers high-capacity, long-distance connectivity with exceptional signal quality and stability.Designed for data center interconnect (DCI) applications, it supports greater scalability and faster data transfer rates across modern optical networks. Learn more at our [Link-PP Test Support Center].
Optical Spectrum Test
No Packet Loss & CRC
Eye Pattern Test
Mask Margin > 20%
Bit Error Rate Test
BER 1E-12
Enable Seamless Connectivity for Your Network
Reconfiguring the transceiver to work with different brands, Link-PP offers flexibility in stock costs.
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| IEEE 802.3bs, QSFP-DD MSA | IEEE 802.3bs, QSFP-DD MSA | IEEE 802.3bs, QSFP-DD MSA |
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