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Siemens 6FC5357-0BB33-0AE3

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Part Number6FC5357-0BB33-0AE3
Model #6FC53570BB330AE3
Warranty2 Year
Memory64 MB

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed 6FC5357-0BB33-0AE3 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this 6FC5357-0BB33-0AE3 we also repair a wide range of other Siemens products, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty 6FC5357-0BB33-0AE3, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

  • Shipping Weight : 5lbs

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Ask about exchanging your faulty 6FC5357-0BB33-0AE3 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

Siemens 6FC5357-0BB33-0AE3 Overview

The 6FC5357-0BB33-0AE3 SINUMERIK 840D/DE NCU

The Computational Powerhouse: 573.3, 650 MHz (Without Fan Box)

The 6FC5357-0BB33-0AE3 has a 573.3 processor, boasting an impressive 650 MHz. With no fan box, this processor operates with efficient silence, ensuring precision without the need for additional cooling mechanisms. It serves as the driving force propelling industrial processes into realms of unparalleled speed and accuracy.

Memory Mastery: NC 2.5 MB, PLC 96 KB

Within the digital realm of the 6FC5357-0BB33-0AE3 lies a memory architecture designed for optimal performance. With a capacious NC 2.5 MB storage, this control unit serves as a repository for vast datasets, enabling swift data access and manipulation. Simultaneously, a programmable logic controller (PLC) with 96 KB capacity functions as the architect of logical operations, crafting intricate routines that govern machinery behavior with surgical precision.

Efficient Operation: W/O System Software Memories

In the absence of a fan box and system software memories, the 6FC5357-0BB33-0AE3 embraces a minimalist approach. Operating without excess baggage, it executes commands with streamlined efficiency, demonstrating a commitment to lean, high-performance operations. This minimalist design ensures a focused and optimized control environment.

Networking Intelligence: Prepared for Profibus DP

As industries embrace interconnectedness, the 6FC5357-0BB33-0AE3 stands ready for Profibus DP integration. This networking intelligence enables seamless communication between various components, fostering a cohesive ecosystem where data flows effortlessly. The unit serves not only as a controller but also as a nexus for collaborative information exchange, enhancing the efficiency and responsiveness of the entire industrial setup.

Operational Mastery Unveiled

The module employs monitors utilizing pixels to represent commands meticulously processed by the 6FC5357-0BB33-0AE3. The absence of a fan box signifies quiet efficiency, akin to a well-tuned machine, where every operation is executed with precision. This control unit emerges as an efficient conductor, orchestrating operational mastery where every element is finely tuned for peak efficiency.

The Essence of Efficiency: Technological Evolution

Beyond the technical specifications lies the essence of the 6FC5357-0BB33-0AE3—it embodies a technological evolution. Its design reflects a commitment to efficiency, speed, and adaptability. In the hands of engineers and innovators, it becomes a tool for crafting the future of industrial automation, an instrument to navigate the evolving landscapes of manufacturing with finesse.

Conclusion: The Legacy of the 6FC5357-0BB33-0AE3

As the digital frontier undergoes transformation, the legacy of the 6FC5357-0BB33-0AE3 endures. It stands as a symbol of technological prowess, a testament to the evolution of control units in the industrial landscape. With its efficient operation, powerful processor, and networking intelligence, it leaves an indelible mark on the narrative of precision engineering, contributing to technological excellence in the realm of automation.

Siemens products are manufactured in Germany and are designed for Automotive, aerospace, power generation, and electronics usage. They come with a 2-year warranty from MRO Electric. We also carry Accessories from other manufacturers such as FANUC and Yaskawa.

Contact Us Today For More Information About Siemens Products

Check out the rest of our Siemens product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 6FC5357-0BB33-0AE3, take a look at more from our Accessories line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 6FC5357-0BB33-0AE3 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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Very happy with the overall service, delivery, communication and delivery,

Conley Cooke

I needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....


We have an older DMU80 CNC Machine and the Handheld Control was damaged beyond repair. MRO was very helpful in confirmin...

Abbey-Purchasing Specialist