EdgeCore DCS520 • 9736-64D-O-AC-F, 64 x 400G QSFP-DD ports, Broadcom Tomahawk 4 25.6Tbps ASIC, 8-core Intel Xeon® D1548 CPU, dual hot-swappable 2400W AC/HVDC PSUs (1m HVAC/HVDC to IEC 60320 C20 adapter cables included) and 3+1 Fan Modules with Front-to-Rear airflow, rack mount kit (Front and back), 3 years Hardware Warranty Features QSFP56-DD switch ports, each supporting 1 x 400G QSFP56-DD, 1 x 100G QSFP28, 1 x 40G QSFP+, or via breakout cables 2 x 200G (2 x 4 lanes 50G PAM4), 4 x 100G (4 x 2 lanes 50G PAM4), 2 x 50G (2 x 2 lanes 25G NRZ), 4 x 25G NRZ, or 4 x 10G NRZ. Incorporates Broadcom Tomahawk 4 switch series silicon. 2 RU form factor. Supports hot/cold aisles with front-to-back airflow SKU. All ports on front PSUs and fans accessible from rear. Hot-swappable, load-sharing, redundant 2400 W AC/HVDC PSUs. 3+1 redundant, hot-swappable fan modules. Hardware switch pre-loaded with Open Network Install Environment (ONIE) for automated loading of compatible open source and commercial NOS offerings. Compatible Software Option Netscout – Packet Flow Switch SONiC