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Siemens SINUMERIK 840D NCU573 Standard Version

Siemens SINUMERIK 840D NCU573 CNC Controller.

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ManufacturerSiemens
Part number6FC5357-0BA33-0AE0
Model NCU573
Series SINUMERIK 840D
Axes/Spindles 5 (Max 8)
NC Memory 1.5 MB
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12-month warranty
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Veteran-owned
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Supports up to 5 axes/spindles 1.5 MB NC memory 64 KB PLC memory 32 MB D-RAM for peripherals PROFIBUS DP interface SINUMERIK 840D system
Product description

The Siemens 6FC5357-0BA33-0AE0 is a SINUMERIK 840D NCU573, a standard version CNC controller. This unit supports up to 5 axes/spindles (with a maximum of 8) and features 1.5 MB of NC memory and 64 KB of PLC memory (expandable to 192 KB). It includes 32 MB of D-RAM for peripherals and supports PROFIBUS DP with system software and device bus cable.

This NCU is a core component for high-performance CNC machines in industries like automotive manufacturing, aerospace, and general machining. It enables precise and complex motion control for multi-axis applications, driving productivity and accuracy in production environments.

As a veteran-owned surplus parts distributor, Stanlo Automation offers the Siemens 6FC5357-0BA33-0AE0. Ensure your CNC machinery is equipped with reliable control technology by sourcing this NCU from our extensive inventory.

Technical specifications
ModelNCU573
SeriesSINUMERIK 840D
Axes/Spindles5 (Max 8)
NC Memory1.5 MB
PLC Memory64 KB (Max 192 KB)
D-RAM32 MB
InterfacePROFIBUS DP
Common applications
CNC machine tools
Automotive manufacturing
Aerospace components
General machining
High-precision engineering
Metal fabrication
Compatible systems
SINUMERIK 840D CNC Systems PROFIBUS DP networks S7-300/IM361 (with S7-IM361)
Also known as
SINUMERIK 840D NCU573 Siemens CNC controller 6FC53570BA330AE0
Technical note
Expert tip
This unit requires system software and a device bus cable for PROFIBUS DP communication to function correctly.
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Frequently asked questions
What is the maximum number of axes or spindles supported by the Siemens 6FC5357-0BA33-0AE0 NCU?
The Siemens 6FC5357-0BA33-0AE0 SINUMERIK 840D NCU573 controller, in its standard version, supports 5 axes or spindles and can be configured for a maximum of 8.
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