CE6857 48S6CQ EI switch 48 port with 2*AC power supply original new in stock CE6857-48S6CQ-EI switch (48*10GE SFP+, 6*100GE QSFP28, 2*AC power supply, port side air inlet) Product Code CE6857-EI-B-B0B Processor 1.4 GHz, four-core DRAM Memory 4 GB NOR Flash 64 MB NAND Flash 2 GB Mean time between failures (MTBF) 45.3 years Mean time to repair (MTTR) 1.68 hours Maximum heat dissipation 979 BTU/Hr Maximum power consumption 287 W