Description
Siemens 6SN1123-1AB00-0BA1 – SIMODRIVE 611 LT 2-Axis Power Module
Part Number: 6SN1123-1AB00-0BA1
Manufacturer: Siemens
Product Family: SIMODRIVE 611
Module Type: LT (Leistungsteil) 2-Axis Power Module
Product Description
The Siemens 6SN1123-1AB00-0BA1 is a SIMODRIVE 611 LT 2-axis power module engineered for CNC machine tools and industrial automation systems. It powers two servo feed axes or a combination of one feed axis and one main spindle when paired with a compatible SIMODRIVE 611 control module. The module features 25 A transistor current, internal heat dissipation, and provides reliable, high-precision motion control for SINUMERIK-based CNC applications.
Technical Specifications
| Specification | Details |
|---|---|
| Manufacturer | Siemens |
| Part Number | 6SN1123-1AB00-0BA1 |
| Product Family | SIMODRIVE 611 |
| Module Type | LT (Power Module) |
| Number of Axes | 2 Axes |
| Transistor Current | 25 A |
| Rated Feed Motor Current | 9 A |
| Rated Main Spindle Current | 8 A |
| Peak Current | 18 A (synchronous), 16 A (asynchronous) |
| Cooling Method | Internal Heat Dissipation |
| Module Width | 50 mm |
| Net Weight | Approximately 6–7 kg |
Key Features
- SIMODRIVE 611 LT dual-axis power module
- 25 A transistor output stage
- Internal cooling for dependable thermal management
- Supports two servo feed axes or feed/spindle configurations
- High dynamic response for precision CNC machining
- Compact modular design for straightforward installation and servicing
- Automatic module identification
- Designed for continuous industrial operation in SIMODRIVE 611 drive systems.
Compatible Systems
- Siemens SINUMERIK 810D
- Siemens SINUMERIK 840D
- SIMODRIVE 611 Digital
- SIMODRIVE 611 Universal
- Siemens 1FT5 Servo Motors
- Siemens 1FT6 Servo Motors
- Siemens 1PH Main Spindle Motors
Typical Applications
- CNC Turning Centers
- CNC Milling Machines
- Vertical and Horizontal Machining Centers
- Grinding Machines
- Gear Cutting Machines
- Industrial Motion Control Systems





