Key Features and Technical Specifications
- Cable length: 1.5 m – precisely sized for typical rack distances.
- Product type: IM cable – interface module connection.
- PS transfer: Supports power supply transfer between modules.
- Without C bus: Simplifies wiring by omitting communication bus.
- Weight: Approx. 500 g – lightweight and easy to handle.
- Compatibility: Designed for SIMATIC S7-400 systems.
These specifications ensure that the cable meets the mechanical and electrical demands of industrial environments. The 1.5-meter length offers flexibility in cabinet layouts, while the PS transfer function maintains power integrity.
Applications and Use Cases
In a typical S7-400 rack, the 6ES7468-3BB50-0AA0 connects interface modules to power supplies, ensuring that each segment receives the necessary voltage. This is particularly useful in large control panels where multiple racks are installed. For example, in a manufacturing plant with distributed I/O, this cable helps maintain clean power distribution without unnecessary bus traffic.
Furthermore, the absence of the C bus makes this cable a cost-effective choice for systems that do not rely on that communication path. Therefore, engineers can optimize their architecture by selecting the right cable for each segment. This targeted approach reduces complexity and enhances overall system reliability.

Installation and Setup
Installing the 6ES7468-3BB50-0AA0 is straightforward. First, verify that your S7-400 rack has the appropriate interface module slots. Then, connect the cable between the power supply and the interface module, ensuring a firm seating. Finally, route the cable neatly to avoid stress on connectors.
Because the cable is 1.5 meters long, it suits most standard cabinet depths. Always follow Siemens' guidelines for bending radius and cable routing to prevent damage. Additionally, check that the connectors are fully locked to avoid intermittent connections.
Maintenance and Reliability
To maintain reliable operation, periodically inspect the cable for signs of wear, such as cuts or frayed insulation. Also, verify that the connectors remain clean and free from corrosion. Since the cable is passive, there are no moving parts, but environmental factors like vibration or extreme temperatures can affect performance.
By incorporating this cable into a routine maintenance schedule, you can prevent unexpected downtime. Moreover, the robust construction of Siemens components ensures long service life, reducing replacement frequency. Consequently, this cable offers a low total cost of ownership.

Compatibility and Integration
The 6ES7468-3BB50-0AA0 is part of the SIMATIC S7-400 family, ensuring seamless integration with other Siemens modules. It works with interface modules that require PS transfer, such as those in high-availability systems. However, since it lacks the C bus, it is not suitable for applications that depend on that bus for communication.
Always consult your system documentation to confirm compatibility with your specific S7-400 configuration. If you are unsure, contact AutoDCSTech for expert guidance.
Product Support and Availability
The 6ES7468-3BB50-0AA0 is available from AutoDCSTech, a trusted supplier of industrial automation parts. We ensure genuine Siemens components and fast shipping. Contact our team for current pricing and lead times.
Availability & Condition at AutoDCSTech
| Part Number | 6ES7468-3BB50-0AA0 |
|---|---|
| Availability | In Stock |
| Condition | New |
| Warranty | One Year |
| Origin | Germany |
