PRE-QSFP56DD-ZRPWT
The PRE-QSFP56DD-ZRPWT is a QSFP-DD form factor transceiver supporting 400G OpenZR+ technology. It features a digital coherent tunable DWDM C-Band design with an optical power range of -10 to +1 dBm, ideal for long-haul data transmission. With an unamplified reach of up to 80 km, this module ensures high-performance connectivity for advanced DWDM networks.
QSFP-DD, 400G, OpenZR+, -10 to +1dBm, DWDM C-Band, Digital Coherent Tunable, 80km (unamplified)

The PRE-QSFP56DD-ZRPWT is a QSFP-DD form factor transceiver supporting 400G OpenZR+ technology. It features a digital coherent tunable DWDM C-Band design with an optical power range of -10 to +1 dBm, ideal for long-haul data transmission. With an unamplified reach of up to 80 km, this module ensures high-performance connectivity for advanced DWDM networks.
The PRE-QSFP56DD-ZRPWT is a high-performance QSFP-DD transceiver designed for 400G OpenZR+ applications. It features a wide transmit range with a Tx power of -10 to +1 dBm and supports ITU channels 13 to 61 with full tunability across the DWDM C-Band. Ideal for long-distance optical networks, it provides a reach of >400 km amplified and >80 km unamplified at 400G. Equipped with a Duplex LC-UPC connector, it operates within commercial temperature ranges (C-Temp) while maintaining low power consumption of <22.5W. This module ensures efficient and reliable performance for advanced data transmission needs.
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Wide Transmit Range: Offers a broad and versatile transmission capability, ensuring compatibility with various network configurations and demanding long-distance applications.
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-10 to +1 dBm Tx Power: Provides a reliable and stable optical output power range for consistent performance across diverse DWDM network environments.
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ITU ch13 – ch61 Tunable: Fully tunable across ITU channels 13 to 61 in the DWDM C-Band, enabling flexibility in channel selection for optimized wavelength utilization.
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>400 km at 400G Amplified: Supports amplified transmission for distances exceeding 400 km at 400G, making it ideal for long-haul optical transport networks.
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>80 km at 400G Unamplified: Delivers unamplified transmission over distances greater than 80 km, ensuring cost-effective solutions for metro and regional networks.
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Duplex LC-UPC Connector: Features a standard Duplex LC-UPC connector for easy integration with existing fiber infrastructure, enhancing compatibility and ease of use.
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C-Temp: Designed to operate within commercial temperature ranges, ensuring stable performance in typical operating environments.
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<22.5W Power Consumption: Maintains a low power consumption of less than 22.5W, enabling energy-efficient operation for sustainable and cost-effective network deployments.
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Data Center Interconnect: Enables high-capacity, low-latency connectivity between data centers, ensuring seamless communication and efficient handling of massive data volumes across extended distances.
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ROADM and Long-Haul Networks: Optimized for use in Reconfigurable Optical Add-Drop Multiplexer (ROADM) systems and long-haul optical transport networks, providing flexible, tunable, and reliable high-speed transmission over hundreds of kilometers.
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DWDM 100G-400GBase Ethernet: Supports Dense Wavelength Division Multiplexing (DWDM) for 100G to 400G Ethernet, maximizing spectral efficiency and ensuring robust, scalable solutions for high-bandwidth enterprise and carrier networks.