6FC5357-0BB11-0AE0 - CNC - CONTROLLI NUMERICI - SIEMENS Repair or Buy

6FC5357-0BB11-0AE0 - SIEMENS
Brand: SIEMENS
Range: Sinumerik
Code: 6FC5357-0BB11-0AE0
Avaliability: AVAILABLE
Type: CNC
Serie: 840D
Root: 6FC5357

Description

CNC Siemens 6FC5357-0BB11-0AE0 Range Sinumerik 840D. The refurbished 6FC5357-0BB11-0AE0 available at E-Repair | Approved Siemens Partner who also carries out repairs, on-site and remote technical intervention, data backup, technological washing and other maintenance services.

Services:

Repair

Repair

Fast or standard delivery
Remanufacturing

Remanufacturing

Fast or standard delivery
Courtesy products

Courtesy products

courtesy products
Products for sale

Products for sale

New or Remanufactured
Maintenance

Maintenance

Cleaning, Data backup
Technical support

Technical support

On-site and remote
GREEN CHOICE Find out how to save money by selling the defective product
1-year warranty included
Worldwide delivery
Secure Payment
High quality, Product tested
Internal repair laboratory
Dedicated technical support
The product 6FC5357-0BB11-0AE0 is a CNC belonging to the SINUMERIK 840D range by Siemens. Siemens’ SINUMERIK range represents an advanced solution for Computer Numerical Control (CNC) and offers state-of-the-art functionalities for managing machine tools across various industrial sectors. SINUMERIK is renowned for its precision, reliability, and versatility, making it suitable for applications ranging from standard production to complex and customized machining.

Key Applications:
  • Automotive Industry: Manufacturing complex components such as engine blocks, camshafts, and gears.
  • Aerospace: Machining advanced materials and precision components for aircraft.
  • Medical Sector: Production of prosthetics, surgical instruments, and components for medical equipment.
  • General Manufacturing: Machining metals, plastics, and other materials in industries like home appliances, mechanical engineering, and robotics.
Dimensions and weight 6FC5357-0BB11-0AE0
Weight 0,75 kg
Height 0 cm
Depth 0 cm
Customs information 6FC5357-0BB11-0AE0
The 6FC5357-0BB11-0AE0 code is part of the PRODUCT GROUP 5705, and of the GROUP CODE R2S1 and of the PRODUCT CLASS D: products made to order / customer's specifications, requiring engineering services, which cannot be re-used or utilized (design to customer)
SKU 6FC53570BB110AE0
EAN 4025515018209
Custom Code 85371010
Export control provisions (ECCN) ECCN : EAR99APP / AL : N
Compliance with RoHs directives Product is not RoHS-compliant
Reach Art. 33 Duty
Reach Information There is currently no information on SVHC (Substances of Very High Concern http://echa.europa.eu/web/guest/candidate-list-table) from the supply chain and our established procedures for screening our products for Substances of Very High Concern.We compare our products regularly with the information of the upstream users with regard to the substances indicated in the candidate list in accordance with the requirements of the REACH regulation. As soon as we have new findings, our information will be updated accordingly.
WEEE Take-Back Directive In accordance with the WEEE Directive (2012/19/EU), the product is subject to the obligation of take-back at the end of its life. The manufacturer is responsible for the correct treatment and disposal of the industrial electronic product in accordance with current regulations.
6FC5357-0BB11-0AE0 Product step
Siemens has declared the product 6FC5357-0BB11-0AE0 obsolete since 30.09.2012, i.e. out of production
SINUMERIK 840DE NCU 571.2 W/O SYSTEM SOFTWARE MEMORY: NC 0.5 MB, PLC 96 KB PREP. PROFIBUS-DP

Siemens 6FC5357-0BB11-0AE0 – SINUMERIK NCU 571.2 – CNC Control Unit

Technical Description

The Siemens 6FC5357-0BB11-0AE0 is a CNC control unit from the SINUMERIK 840DE platform, designed for high-performance industrial automation.
The NCU 571.2 version is supplied without system software and features 0.5 MB NC memory and 96 KB PLC memory, making it suitable for machine control applications requiring accuracy, reliability and modular CNC architecture.

The unit is PROFIBUS-DP ready, enabling seamless integration with decentralized peripherals, I/O modules and Siemens automation components.
The NCU 571.2 manages all key CNC functions, including axis control, spindle management, interpolation, diagnostics and synchronization of production processes.

Thanks to its compact structure and full compatibility with the SINUMERIK ecosystem, the 6FC5357-0BB11-0AE0 is widely used in industrial CNC machine tools, ensuring operational stability and production continuity.


⚙️ Key Features – Siemens 6FC5357-0BB11-0AE0

  • Type: CNC Control Unit (NCU – Numerical Control Unit)

  • Family: Siemens SINUMERIK 840DE

  • Model: NCU 571.2

  • System Software: Not included (w/o system software)

  • NC Memory: 0.5 MB

  • PLC Memory: 96 KB

  • Communication: PROFIBUS-DP ready

  • Main Functions:

    • Axis and spindle control

    • High-performance CNC interpolation

    • Integrated diagnostics

    • Machine PLC management

  • Compatibility: SINUMERIK 840D / 840DE architectures

  • Application: Advanced CNC control for machine tools

  • Package Unit: 1 piece


🏭 Typical Applications – Siemens 6FC5357-0BB11-0AE0

  • CNC machining centers

  • High-precision turning and milling machines

  • SINUMERIK-based automated production lines

  • Multi-axis machine tools

  • Systems requiring PROFIBUS-DP communication

  • Industrial environments with continuous duty cycles

  • Retrofit or modernization of SINUMERIK Powerline systems


🔧 E-Repair Services for Siemens 6FC5357-0BB11-0AE0

As a Siemens Approved Partner – Industry Services and the only authorized Service Partner in Europe, E-Repair offers complete support for the repair, regeneration and maintenance of SINUMERIK CNC units.

Services include:

🔧 Siemens-certified repair in E-Repair’s in-house technical laboratory
♻️ Full regeneration, including replacement of critical components and electrical alignment
🚚 Advance replacement with a regenerated or new NCU (if available)
🧰 On-site and remote assistance from Siemens-trained technicians
💾 Backup and verification of NC/PLC parameters
🌐 Technological washing and protective treatment of electronic boards
🚨 Testing on Siemens test benches with real CNC simulations
12-month warranty, extendable to 24 months

All services comply with:

  • BS 8001:2017 – Circular Economy

  • AFNOR XP X30-901:2018

  • ISO 14064-1 – Carbon Footprint (Scope 3)


🛡️ Warranty & Sustainability

E-Repair ensures new-equivalent performance while helping companies reduce operating costs, electronic waste and CO₂ emissions, fully aligned with Industry 5.0 and European ESG requirements.


🌍 Conclusion

The Siemens 6FC5357-0BB11-0AE0 – NCU 571.2 is a key component within SINUMERIK 840DE CNC systems, ideal for high-precision industrial applications requiring speed, reliability and continuous operation.
With E-Repair’s Siemens-certified services, companies can extend the lifetime of their NCU, reduce downtime risks and optimize maintenance costs through a sustainable, high-value service model.


Frequently Asked Questions (FAQ) – Siemens 6FC5357-0BB11-0AE0

Can I send my faulty NCU for repair?

✔️ Yes. Fill out the request form on the E-Repair website.

Is it possible to receive a regenerated NCU in advance?

✔️ Yes, if available in stock.

Is the unit tested before delivery?

✔️ Every NCU is tested on Siemens benches with real operating simulations.

E-Repair assumes no responsibility for the accuracy of this information. Always consult the manufacturer for the most up-to-date instructions and information.

Eco-Sustainable Choice
AMOUNT

Choosing an E-Repair service means reducing downtime and costs, saving CO₂, raw materials and water compared to purchasing a new product, while ensuring ESG compliance thanks to the ISO 14001, ISO 14064-1 certifications and the BS8001:2017 standard for Scope 3 emissions mapping.

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GREEN CHOICE

Dispose of the used or defective product by replacing it with a working and tested remanufactured. In addition to helping the environment, thanks to the Circular Economy, E-Repair will recognize you the residual value of the product, saving on the purchase of the remanufactured product.
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