6SN1123-1AA00-0EA0 Siemens | 1-Axis CNC Power Stage 160A
Manufacturer: Siemens
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Part Number: 6SN1123-1AA00-0EA0
Condition：New with Original Package
Product Type: 1-Axis CNC Power Stage 160A
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Siemens 6SN1123-1AA00-0EA0 | SIMODRIVE 611 160A Digital Power Module
The Siemens 6SN1123-1AA00-0EA0 is a high-capacity, single-axis digital power module engineered for the sophisticated SIMODRIVE 611 converter system. This heavy-duty module acts as the power stage for high-torque servo motors, providing the regulated current necessary for high-speed CNC machining. Because it delivers a substantial 160 Amp current rating, it is a primary choice for heavy feed axes and main spindles. The module functions within a modular rack system, drawing power from a common DC link to drive individual machine axes. Moreover, its digital control interface ensures that motor movements remain smooth, even under the extreme mechanical stresses of heavy industrial cutting.
Maintaining productivity in aging CNC environments requires high-quality, reliable hardware that can withstand years of continuous operation. This module features a robust internal cooling design that prevents thermal throttling during intensive production shifts in metalworking plants. Furthermore, the integrated diagnostic capabilities allow the connected SINUMERIK controller to monitor power health and trigger alarms before failure occurs. While Siemens officially discontinued this specific version in 2008, it remains a critical spare part for global manufacturing facilities. Therefore, sourcing this genuine Siemens power module is essential for extending the operational life of your existing machine tool investments.
Technical Specifications
| Parameter | Specification Details |
| Manufacturer | Siemens AG |
| Model Number | 6SN1123-1AA00-0EA0 |
| Product Series | SIMODRIVE 611 |
| Module Type | 1-Axis Digital Power Module |
| Current Rating | 160 Amps (Peak/Rated) |
| Input Voltage | 600 V DC (from common DC link) |
| Cooling Method | Internal Forced Air Cooling |
| Application Type | CNC Machine Tools / Robotics |
| Weight | 28.00 lbs (12.7 kg) |
| Mounting Style | Rack-mounted (SIMODRIVE Cabinet) |
| Replacement Model | 6SN1123-1AA00-0EA2 |
| Compliance | CE, IEC Standards |
Frequently Asked Questions (FAQ)
Is the 6SN1123-1AA00-0EA0 compatible with the newer 6SN1123-1AA00-0EA2?
Yes, the -0EA2 is the official successor and is fully backward compatible with the -0EA0 in existing rack setups.
Does this power module include the control card?
No, this is the power stage only; you must retain your original control board or purchase a compatible digital control unit.
What causes the "Overcurrent" fault on this specific 160A module?
Common causes include motor cable insulation failure, mechanical binding in the axis, or a malfunction within the power transistor bridge.
Can this module be used with a 3rd party motor?
While possible, it is designed for Siemens 1FT or 1FK servo motors to ensure optimal feedback and protection parameters.