XKL LLC Formally Announces Its New 400G Transponder Systems News provided by Share this article Share this article REDMOND, Wash., May 5, 2021 /PRNewswire/ -- XKL LLC, a leading provider of optical networking solutions and DWDM systems, is pleased to announce its 400G transponder. "Our clients were asking for the highest possible bandwidth in the smallest footprint with low power consumption," stated Dr. Chad Lamb, Chief Systems Architect in a recent interview, adding, "With XKL's 400G systems, we have achieved that commitment, providing 4.8Tb per rack unit." A portion of the interview can be seen at: https://vimeo.com/538905335 With an additional XKL DMD (Mux/Demux), XKL's 400G has demonstrated a capacity of up to 4.8 Terabit (Tb) within a single 1U for the DQT400, another 1U for the DMD, or up to 19.2 Tb of available capacity when stacking four 400G systems through the additional DMD device. Final test results on the total power draw have not yet been completed. However, the power draw for XKL's 400G 12 port 1U chassis is estimated at 0.1 Watts (W) per Gbps, exceeding industry expectations.