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| Part Number | 6FC5373-0AA01-0AA2 |
| Manufacturer | Siemens |
| Type | Accessories |
| Model # | 6FC53730AA010AA2 |
| Warranty | 2 Year |
| Range | SINUMERIK |
| Category | 840D sl |
| Description | NCU |
| NCU | 730.2 |
| Interface | Profinet |
| Profinet ports | 3 |
| Communication | Profibus DP |
| Supply | 24 VDC, 9.4A |
| Digital Outputs | 24 VDC, 0.5A |
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.
MRO can restore your failed 6FC5373-0AA01-0AA2 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 6FC5373-0AA01-0AA2 we also repair a wide range of other Siemens products, so if you don’t see the model you need, please contact us.
If you are interested in getting credit for your faulty 6FC5373-0AA01-0AA2, 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.
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Ask about exchanging your faulty 6FC5373-0AA01-0AA2 for credit when ordering from MRO Electric
High-Speed CNC Processing with Integrated PLC Control
The Siemens 6FC5373-0AA01-0AA2 is a powerful NCU 730.2 PN Servo Module, designed as part of the SINUMERIK 840D sl system for high-end motion control and automation. Built for precision, speed, and scalability, this Numerical Control Unit is equipped with 3 MB of CNC memory and 512 KB of PLC memory. It integrates a PLC 319-3 PN/DP processor, enabling seamless control of complex machines in industries such as metalworking, robotics, and high-speed manufacturing.
This module is designed to integrate with Siemens' SINUMERIK 840D sl platform, one of the most widely adopted CNC systems for multi-axis, high-speed machining. The 6FC5373-0AA01-0AA2 delivers superior performance for applications requiring synchronized motion and deterministic control. With support for Profinet (PN) and Profibus DP, the unit offers flexible fieldbus communication, enabling easy integration with drives, I/O devices, HMIs, and other Siemens automation components.
With an onboard PLC 319-3 PN/DP, the module combines motion control and logic processing in a single compact unit. This integration reduces the need for external controllers, lowers engineering costs, and simplifies system architecture. Ideal for precision applications, this control unit can manage machine functions and automation sequences without requiring additional PLC hardware.
The NCU 730.2 PN is designed to conserve cabinet space while offering the power and flexibility of a full-scale motion controller. It supports scalable configurations, making it suitable for a range of applications, from compact lathes to complex, multi-axis machining centers. Its modular design supports system expansion and ensures compatibility with other SINUMERIK and SINAMICS components.
Available immediately from MRO Electric and Supply, the Siemens 6FC5373-0AA01-0AA2 ships with a full 2-year warranty, ensuring long-term reliability and support. Whether you're replacing an existing unit or upgrading your CNC capabilities, this servo module delivers high precision and seamless integration right out of the box.
What is the function of the NCU 730.2 PN?
It serves as the central Numerical Control Unit (NCU) in a SINUMERIK 840D sl CNC system, managing motion control and automation.
What type of memory does it include?
The unit includes 3 MB of CNC memory and 512 KB of PLC memory.
Which PLC is integrated?
It features a PLC 319-3 PN/DP for advanced automation control.
Which fieldbus protocols are supported?
This module supports both Profinet and Profibus DP communication.
Is it compatible with SINUMERIK 840D SL systems?
Yes, it is designed specifically for use within the SINUMERIK 840D sl CNC platform.
What types of applications is it used in?
It is ideal for high-performance machining centers, multi-axis CNC machines, and automation systems requiring precise control.
Is the module expandable?
Yes, it supports scalable configurations and integrates with other Siemens SINUMERIK and SINAMICS components.
Does it require an external PLC?
No, the integrated PLC eliminates the need for a separate programmable logic controller in many applications.
What kind of processor does it use?
It includes the PLC 319-3 PN/DP, designed for advanced control functions.
Is it available now and under warranty?
Yes, it is available immediately from MRO Electric and Supply and includes a 2-year warranty.
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.
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 sales@mroelectric.com, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 6FC5373-0AA01-0AA2, 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 6FC5373-0AA01-0AA2 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.
Very happy with the overall service, delivery, communication and delivery,
Conley CookeI needed a special drive, found it, and I was quickly assisted by Joe Kaminski. Everything was exactly as it should be....
JackWe have an older DMU80 CNC Machine and the Handheld Control was damaged beyond repair. MRO was very helpful in confirmin...
Abbey-Purchasing Specialist
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