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Global supplier of quality automation and control components
Dispose of your old unit by exchanging it for a working part.
A comprehensive repair service for faulty equipment.
The Siemens 6FC5357-0BB21-0AE0 is a Numerical Control Unit (NCU) designed for SINUMERIK 840D/DE CNC systems. It provides powerful CNC processing capabilities, PLC integration, and PROFIBUS DP communication support. Although discontinued since September 30, 2017, it remains a valuable spare part for existing SINUMERIK 840D/DE installations.
✅ Optimized for SINUMERIK 840D/DE – Ensures seamless integration into existing CNC setups.
✅ High-Performance Numerical Control Processing – Supports complex CNC operations.
✅ Integrated PLC Capabilities – 96 KB memory for machine logic programming.
✅ PROFIBUS DP Prepared – Allows for flexible industrial communication.
✅ Reliable Spare Part – Essential for maintaining legacy SINUMERIK 840D/DE systems.
CNC Machine Tools
Milling, Turning, and Grinding Machines
Automation in Metalworking & Manufacturing
Retrofitting of Legacy SINUMERIK 840D Systems