PRE-QSFP56DD-ZRXCN

The PRE-QSFP56DD-ZRXCN is a QSFP-DD 400G ZR+ transceiver featuring a tunable C-band interface with -7 to +4dBm output power, delivering high-capacity optical transmission over up to 120km of unamplified single-mode fiber.

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The PRE-QSFP56DD-ZRXCN is a 400G DWDM transceiver designed for data center interconnect, ROADM, and long-haul network applications. It supports 400G Ethernet and FlexO transmission over DWDM links, providing flexible, high-capacity optical connectivity. Compliant with QSFP-DD, CMIS, and C-CMIS standards, and RoHS certified, this module ensures reliable performance and seamless integration across advanced optical infrastructures.

• Full DWDM C-band Tunable – Enables flexible wavelength selection across the entire DWDM C-band, allowing efficient spectrum utilization and simplified inventory management.
• -7 to +4dBm TX Power – Provides strong optical output for long-reach performance while maintaining compatibility with various amplification schemes.
• Additional Vendor Custom Modes – Offers enhanced interoperability and performance optimization through customizable transmission modes tailored to specific network requirements.
• 1000km+ Reach (Amplified) – Supports extended transmission distances of over 1000 kilometers when paired with optical amplification, ideal for long-haul and backbone network deployments.
• 120km Reach (Unamplified) – Delivers reliable, high-speed transmission up to 120 kilometers without amplification, perfect for metro and regional interconnects.
• Duplex LC-UPC Connector – Utilizes a standard LC-UPC optical interface for easy integration with existing single-mode fiber infrastructures.
• C-Temp – Designed for commercial temperature environments, ensuring stable operation and consistent performance in controlled network conditions.
• <19W Power Consumption – Maintains energy efficiency with less than 19 watts of power draw, reducing heat generation and overall operating costs.
• Digital Diagnostics Monitoring (DDM) – Provides real-time module performance data, including temperature, power levels, and signal integrity, for proactive network management and maintenance.

• Data Center Interconnect – Enables high-capacity, low-latency connectivity between data centers, supporting large-scale cloud, storage, and computing environments.
• ROADM and Long Haul Networks – Designed for integration with Reconfigurable Optical Add-Drop Multiplexer (ROADM) systems and long-haul transmission, ensuring flexible routing and extended reach across optical backbones.
• DWDM 400G Ethernet/FlexO – Supports Dense Wavelength Division Multiplexing (DWDM) for 400G Ethernet and FlexO applications, maximizing bandwidth efficiency and optical transport flexibility.
• QSFP-DD – Utilizes the Quad Small Form-Factor Pluggable Double Density (QSFP-DD) form factor, enabling 400G high-density optical interfaces in modern networking equipment.
• CMIS and C-CMIS – Compliant with Common Management Interface Specification (CMIS) and Coherent CMIS standards for seamless interoperability, monitoring, and control of transceiver operations.
• RoHS – Meets Restriction of Hazardous Substances (RoHS) directives, ensuring environmentally responsible design and compliance with global sustainability standards.