The Ciena NTK540BC is a WL5e Enhanced MOTR circuit pack for the Ciena 6500 platform, with 6 ports total — 1x QSFP-DD and 5x QSFP28. WaveLogic 5 Extreme offers software-programmable line rates from 200 Gb/s to 800 Gb/s per wavelength.
It’s part of Ciena’s WaveLogic 5 Extreme generation, aimed at operators needing higher per-wavelength throughput. TelecomLeasing offers tested equipment for purchase or lease.