400G QSFP56-DD DR4+

Vitex Part #: VD-4CDR4CP-EA

Vitex VD-4CDR4CP-EA is designed for 400G optical connections of up to 2km. The transceiver is a fully integrated optical transceiver modulated using 4-level pulse amplitude modulation (PAM4) format that transmits and receives optical signals with aggregated data rate of 425Gbps over 4 lanes 1310nm each running at 106.25Gbps. They are compliant with QSFP-DD MSA and 400GBASE-DR4 standards.

Features
Specifications
Applications
FAQs
Datasheet

Compliant with IEEE Std 802.3bs Compliant with IEEE Std 802.3cu 100G FR1 Compliant with QSFP-DD MSA Compliant with CMIS4.0 Management interface specifications Parallel MPO-12 receptacle 4 x 106.25Gbps PAM4 parallel lanes 8 x 53.125Gbps PAM4 electrical interface Transmission distance up to 2km SMF Single 3.3V power supply
Power consumption <8W Commercial operating temperature: 0 oC to 70 oC RoHS Compliant

Form Factor	QSFP-DD
Data Rate	400G
Wavelength	1310nm
Distance	2km
Connector	MPO-12
Protocol	Ethernet
Temperature	Commercial (0–70°C)

AI Data Centers Data Center Interconnect High Performance Computing (HPC)

Q: What is the advantage of 400G DR4+? A: It extends the reach to 2km (vs 500m for DR4), allowing for longer campus or inter-building links.

Q: Is it interoperable with standard 100G DR1? A: Yes, you can use it to aggregate 4x 100G DR1 modules located up to 2km away.

Q: What is the power consumption? A: It is highly efficient, typically consuming <10W.

Q: Connector type? A: Standard MPO-12 APC (Single Mode).

Technical Documentation

Access comprehensive technical specifications, mechanical diagrams, and validation reports.

Download Datasheet PDF

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Every Vitex optical product undergoes optical testing, interoperability validation, and system-level verification to ensure performance, reliability, and long-term availability in production networks.

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