21kW Industrial Siemens Power Supply Input Output Module 6SN1145-1BA01-0BA1

6SN1145-1BA01-0BA1 Siemens Power Supply Module

Genuine New | High-Stability Power Module for SINUMERIK Drive Systems

The Siemens 6SN1145-1BA01-0BA1 is a high-performance IR infeed module designed for use within Siemens' Simodrive drive systems. Engineered for industrial efficiency and durability, it delivers 16/21 kW of rated power, providing a stable and efficient power supply to Simodrive motors and components.

As a core component of Siemens' proven Simodrive platform, the 6SN1145-1BA01-0BA1 supports advanced motor drive functions across various automated applications, including CNC machining, robotics, and production line automation. Its robust performance makes it ideal for demanding operational environments that require continuous, high-reliability motor control and power management.

This module is manufactured in Germany to the highest engineering standards, ensuring long-term durability and minimal maintenance requirements. Its approximate weight of 15 lb makes it compact enough for most industrial cabinet systems while still delivering dependable, high-power performance. It complies with ECCN EAR99H and AL: N export control regulations, making it suitable for international use and distribution.

As part of the Simodrive family, the 6SN1145-1BA01-0BA1 interfaces seamlessly with other Siemens modules and systems, enabling consistent integration across motion control infrastructures. It ensures a smooth energy supply, and when used in regenerative systems, it can return energy to the supply network—improving system efficiency and reducing energy consumption.

Functional Highlights

• Dedicated DC Power Supply for Drive Systems
  Provides reliable power distribution to control and drive modules, supporting stable machine operation.

• Optimized for Siemens CNC Architecture
  Fully compatible with Siemens SINUMERIK / SIMODRIVE system structures, ensuring seamless integration.

• High Electrical Stability
  Maintains consistent output under fluctuating load conditions, reducing fault risks and system downtime.

• Industrial Reliability Design
  Built for long service life in demanding environments such as CNC machining centers and automated production lines.

Typical Industrial Applications

• CNC machine tools

• Siemens SINUMERIK control systems

• SIMODRIVE drive cabinets

• Automated machining lines

• Industrial retrofit and spare-part replacement projects

This module is especially suitable for maintenance replacement, system refurbishment, and OEM spare stock.