6FC5357-0BB15-0AA0
NCU 571.5 400MHZ 64MB 6FC5357-0BB15-0AA0

From SIEMENS

SINUMERIK 840D/DE CNC-HARDWARE NCU 571.5, 400 MHZ, 64 MB WITHOUT SYSTEM SOFTWARE MEMORY: NC 3 MB, PLC 128 KB PREPARED FOR PROFIBUS DP,

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