Email: spareoil.com@industriaxplc.com
Description
The Siemens 6ES5956-0AA12 is a dedicated power supply module engineered for the Simatic S5 automation series. This component functions as a board-level power distribution unit, providing a stable 15 V DC output to the system backplane to support various processing and communication modules. It is a critical component for maintaining the operational longevity of legacy S5 control architectures in demanding industrial sectors such as manufacturing, energy, and process automation.
Features
- Designed specifically for seamless integration with the Simatic S5 chassis and subrack systems.
- Provides a clean, regulated 15 V DC supply to protect sensitive logic and I/O circuitry.
- Robust PC board design optimized for reliability in legacy control environments.
- Passive cooling architecture relies on natural convection, reducing maintenance requirements associated with mechanical fans.
- Engineered to mitigate electrical noise and voltage fluctuations within the rack backplane.
Applications
This module is intended for use in legacy Siemens Simatic S5 PLC systems. It is commonly deployed in facilities requiring the continued operation of established control loops, including chemical processing, power generation, and automotive assembly lines where S5 systems remain in service.
Technical Specifications
| Model | 6ES5956-0AA12 |
| Brand | Siemens |
| Series | Simatic S5 |
| Module Type | PC Board Power Supply |
| Output Voltage | 15 VDC |
| Operating Temperature | 0 to 60 degC |
| Cooling | Natural Convection |
Installation Guidelines
- Ensure the PLC system is completely powered down before attempting to insert or remove the module from the chassis.
- Handle the unit by the edges to avoid electrostatic discharge (ESD) damage to the board-level components.
- Verify that the module is correctly aligned with the backplane connector before applying pressure to seat it.
- Maintain adequate clearance around the module to allow for proper natural convection and thermal dissipation.
- Check that all system grounding connections are secure to ensure optimal performance and electrical safety.
FAQ
Is this module compatible with all Simatic S5 racks? This module is designed for specific S5 subrack configurations. Please verify your existing chassis part number against the 6ES5956-0AA12 specifications before installation.
Does this module require external cooling? No, the 6ES5956-0AA12 is designed for passive cooling via natural convection. Ensure the cabinet ventilation is not obstructed.
What's clients say about us
Excellent Emergency Support!
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
Mark Thompson
Maintenance Manager, USAReliable Source for New Spares
Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
Robert Hoffmann
Engineering Lead, GermanyTop-tier Service and Quality
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
Lucas Müller
Operations Director, GermanyRelated Products
Guide
