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Interconnects

WaveLogic modules

Achieve efficient, high-bandwidth connectivity using industry-leading WaveLogic coherent technology. From 400G, 800G, and 1.6T coherent pluggable transceivers to 800G and 1.6T performance-optimized optics, our WaveLogic modules are designed for integration into third-party switch/router and optical transport platforms.

Benefits

  1. Optimized performance

    Enable new applications and greener networks with coherent solutions that deliver world-recognized performance in compact form factors

  2. Volume manufacturing

    Realize the advantages of large-scale production with a proven track record of delivering reliable and robust products

  3. Cost efficiency

    Capitalize on design and cost efficiencies achieved through vertically integrated solutions

Multi-vendor interoperability demonstrations

Picture of the WaveLogic 6 Nano plugs

WL6n 400G–800G Coherent and 800G and 1.6T Coherent-Lite Pluggable Transceivers

WL6n Coherent Pluggables address numerous applications, including interoperable 800G regional and 400G ultra-long-haul deployments. WL6n Coherent-Lite Pluggables bring coherent technology's scale and flexibility into the data center campus for the first time. Using 3 nm CMOS technology, the unique WL6n design enables customizable product offerings that deliver an optimal balance of performance and power for each application.

Features and benefits

  1. Multi-vendor line interoperability

    Serves metro DCI and long-haul ROADM transport, using OIF 800ZR, 400G QPSK, and 800G/600G ZR+ with interoperable PCS

  2. 800G and 1.6T Coherent-Lite

    Provides power- and latency-optimized designs for data center fabric and campus applications

  3. Customization

    Helps meet specific permitted host requirements with fully customizable registers

WL6n resources

Infobrief

WaveLogic 6 Nano 400G–800G Interop Pluggable Transceivers
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Infobrief

WaveLogic 6 Nano 400G–800G
Enhanced Pluggable Transceivers
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Infobrief

WaveLogic 6 Nano 1.6T Coherent-Lite Pluggable Transceiver
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BLOG

Coherent comes to the data center: Meet Ciena’s 1.6 Tb/s Coherent-Lite pluggable
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Picture of the WaveLogic 6 Extreme chip

WL6e 1.6T Transponder Module

Supports programmable capacity up to 1.6 Tb/s for metro ROADM deployments and efficient 800 Gb/s connectivity across virtually all network links. The WL6e 1600G Module delivers unrivaled high-bandwidth connectivity and the performance required with next-generation 800G routing data paths and associated wholesale services. Available in a compact form factor, the WL6e 1600G Module is ideal for network equipment manufacturers looking for ultimate network scalability and spectral efficiency.

Features and benefits

  1. Maximum spectral efficiency

    Allows for the optimal balance of capacity and spectrum with its granular adjustable line rates up to 1.6 Tb/s paired with variable baud up to 200 GBaud

  2. 800G everywhere

    Uses state-of-the-art 3 nm CMOS for energy-efficient 400GbE and 800GbE transport across virtually all links

  3. Ease of integration

    Enables streamlined design in host platforms through a compact, mountable form factor and simplified client data connectivity

Picture of the WaveLogic 5 Nano plugs

WL5n 100G–400G Coherent Pluggable Transceivers

Extend 400G connectivity across more links in the network while reaping the cost and energy efficiencies of coherent pluggables. Fully CMIS compliant for ease of integration, WL5n 100G–400G Pluggables can be used for 400G metro DCI, converged IP/Optical deployments, edge network capacity upgrades, and optical network modernization.

Features and benefits

  1. Interoperability

    Includes modes compliant with OIF 400ZR, MSA 400ZR+, and ITU-T/OpenROADM with tested line interoperability

  2. Broader application coverage

    Delivers extended-temp and L-band 400ZR+ variants—extending 400G connectivity across more links in the network

  3. Customization

    Addresses specific permitted host requirements with fully customizable registers

WL5n resources

INFOBRIEF

Not all 400G pluggables are created equal
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INFOBRIEF

WaveLogic 5 Nano 100G–400G Coherent Pluggable Transceivers
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INFOBRIEF

WaveLogic 5 Nano 100G–400G Universal QSFP-DD Transceiver
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INFOBRIEF

WaveLogic 5 Nano 100G–400G Standard Amplified QSFP-DD Transceiver
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INFOBRIEF

WaveLogic 5 Nano 400ZR QSFP-DD Transceiver
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INFOBRIEF

WaveLogic 5 Nano 100G–400G Universal CFP2-DCO Transceiver
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INFOBRIEF

WaveLogic 5 Nano 100G–400G Standard CFP2-DCO Transceiver
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INFOBRIEF

WaveLogic 5 Nano 100G–400G low-Tx-power QSFP-DDs
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Picture of the WaveLogic 5 Extreme chip

WL5e 800G Transponder Module

Delivers up to 800 Gb/s per wavelength and efficient transport of 400GbE client connectivity at any distance. The industry's most widely deployed coherent 800G solution, our WL5e 800G Module is a multi-rate, single-carrier, C- or L-band coherent transceiver. Available in a compact form factor, the WL5e 800G Module is ideal for system integrators looking to deliver best-in-class network efficiencies to their end customers.

Features and benefits

  1. 400G everywhere

    Offers efficient 400GbE transport across virtually all links

  2. Multi-haul applicability

    Supports 800G for metro DCI, 600G for metro/regional, and 400G for long-haul applications

  3. Flexibility and simplicity

    Enables ease of design in host platforms through a compact, mountable form factor and simplified client data connectivity

Multi-vendor interoperability demonstrations

ECOC 2025

Ciena’s WL6n 800G and WL5n 400G coherent transceivers demonstrate 800ZR, 800G OpenROADM PCS, 400ZR and 400G OpenZR+ interop, as well as CMIS interop.

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OFC 2025

Ciena’s WL5n 400G QSFP-DD transceivers demonstrate 400ZR and 400ZR+ Interop, as well as CMIS interop.

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OFC 2024

Ciena’s WL5n 400G QSFP-DD and CFP2-DCO transceivers demonstrate 400ZR, 400ZR+ and Open ROADM/ITU-T line interop, as well as CMIS interop.

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ECOC 2023

Ciena’s WL5n 400G QSFP-DDs demonstrate 400ZR, 400ZR+ and Open ROADM/ITU-T line interop, as well as CMIS interop.

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OFC 2023

Ciena’s WL5n 400ZR QSFP-DD demonstrates 400ZR line interop and CMIS interop.

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ECOC 2022

Ciena’s WL5n 400ZR QSFP-DD demonstrates 400ZR line interop and CMIS interop.

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