Siemens 6SL3111-4VE21-6EA1 Variable Frequency Drive
The Siemens 6SL3111-4VE21-6EA1 Variable Frequency Drive is a 16 kW combi power module for industrial drive systems applications worldwide. It operates on 400 V three-phase input, delivers multiple axis output currents, and uses external air cooling for thermal management. Learn more about Siemens, the Siemens Variable Frequency Drive portfolio, and the SINAMICS S120 series.

| Brand | Siemens |
| Product Type | Variable Frequency Drive (VFD) |
| Model Number | 6SL3111-4VE21-6EA1 |
Siemens Variable Frequency Drive 6SL3111-4VE21-6EA1 - Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SINAMICS S120 Combi Power Module input: 400 V 3AC, 16 kW output: 400 V 3AC, 24 A, 9 A, 9 A, 9 A, type of construction: combi external air cooling support of the extended Safety Integrated functions the product must not be sent directly or indirectly to the USA if the product version (FS) is 05 or lower. |
| Product family | SINAMICS S120 Combi Power Modules |
| Product Lifecycle (PLM) | PM300:Active Product |
| Metal Factor | None |
| Net Weight (kg) | AL : N / ECCN : 3A999A |
| Packaging Dimension | 455,00 x 380,00 x 500,00 |
| Country of origin | 18,950 Kg |
The Siemens 6SL3111-4VE21-6EA1 Variable Frequency Drive is a SINAMICS S120 combi power module used in industrial automation environments. This Siemens Variable Frequency Drive supports 16 kW input power, operates on 400 V three-phase supply, and distributes current across four axes for coordinated motion control.
The Siemens 6SL3111-4VE21-6EA1 Variable Frequency Drive is applied in machine tools, multi-axis automation systems, packaging machinery, and advanced manufacturing lines. Its combi construction reduces cabinet complexity, while external air cooling enables stable operation under continuous industrial load conditions.
The Siemens 6SL3111-4VE21-6EA1 Variable Frequency Drive reflects Siemens engineering standards for high-performance drive systems. As part of the SINAMICS S120 series, it supports Safety Integrated functions, predictable electrical behavior, and long-term suitability for demanding industrial installations.




