Siemens Simocom U Software Download -

Note: For newer drives like SINAMICS, Siemens recommends STARTER or SINAMICS Startdrive (TIA Portal). SIMOCOM U is strictly for legacy systems.


SIMOCOM U is a legacy PC software tool from Siemens used for:

It is not for modern drives like SINAMICS (which use STARTER or SINAMICS Startdrive). SIMOCOM U was replaced by STARTER (and later TIA Portal Startdrive) for newer product lines.


SIMOCOM U is built on Visual Basic 6. Download "Visual Basic 6.0 Service Pack 6 Runtime Redistributable" from Microsoft (free) and install it first.


If you are maintaining or upgrading machinery installed in the late 1990s or early 2000s, you likely need this software. It is essential for:

The SimoCom U commissioning tool is part of the SIMODRIVE 611 universal software package provided by Siemens. While the product entered a phase-out status on October 1, 2021, and is no longer receiving updates as a standalone product, the final version (V14.03.02) remains available for download to registered users with specific regional and legal restrictions. Download and Access Requirements

Official Source: The software is hosted on the Siemens Industry Online Support (SIOS) portal .

Mandatory Registration: You must be a registered user to access the download. Anonymous or guest users cannot download the files due to export control regulations. Siemens Simocom U Software Download

Export Restrictions: Due to international export laws, SimoCom U is officially restricted and can typically only be downloaded by users within the European Union.

Electronic Declaration: During registration or the download process, you may be required to complete an electronic declaration stating the software's intended use. Software Package Components (V14.03.02)

The full package typically includes several critical components for the SIMODRIVE 611U system:

SimoCom U (SETUP tool): The main commissioning and parameterization software (approx. 367.7 MB). 611U System Software: The firmware for the control module.

PROFIBUS Option Module Software: Drivers and software for DPC31 option modules.

PROFIBUS Function Blocks: A "Toolbox" containing GSD files and example blocks for SIMATIC.

Alarm Texts: Multi-language text files for drive diagnostics. Compatibility and Legacy Support SIMODRIVE 611U V14.03.02 package - ID - Support - Siemens Note: For newer drives like SINAMICS, Siemens recommends

The SimoCom U software is the primary parameterization, commissioning, and testing tool for Siemens SIMODRIVE 611 universal Go to product viewer dialog for this item.

and POSMO SI/CD/CA drive systems. While the product officially entered its phase-out period on October 1, 2021, the latest version remains available for download to registered users with specific regional and export-legal qualifications. Official Download Information

To download the software legally, you must use the official Siemens Industry Online Support (SIOS) portal. Latest Available Version: SIMODRIVE 611U V14.03.02 package (Released July 2019).

Package Contents: The download typically includes the SimoCom U setup tool, system software for the

, PROFIBUS option module software, function blocks, alarm texts, and necessary device drivers.

Alternative Access: This version is also bundled within the Drive ES Basic Maintenance V5.7 suite. Critical Requirements & Restrictions

Because SimoCom U is subject to strict international trade laws, the download process is not immediate: SIMOCOM U is a legacy PC software tool

Export Restrictions: Due to export-legal regulations, this software can generally only be downloaded by users located within the EU.

Mandatory Registration: Access is restricted to registered users. If you are not yet registered, you must create a free account on the Siemens SiePortal.

Authorization Delay: After registering, you must often wait for manual approval—which can take from 48 hours up to two weeks—after confirming that the software will not be used in restricted countries. Compatibility and Installation Search - Siemens SiePortal - Support


In the world of industrial automation and drive technology, Siemens is a name synonymous with reliability and innovation. For decades, engineers and technicians have relied on Siemens software to configure, commission, and diagnose drive systems. Among the suite of essential tools lies SIMOCOM U—a legacy software that remains critical for maintaining older drive families like the SIMOVERT MASTERDRIVES, SIMOREG DC converters, and the MICROMASTER series.

If you have landed on this article, you are likely searching for a Siemens SIMOCOM U software download. However, obtaining this software today is not as straightforward as clicking a "download" button on a modern app store. This article provides a comprehensive roadmap: what SIMOCOM U is, why you need it, where to legally download it, how to install it on modern Windows operating systems, and how to troubleshoot common issues.


You will find SIMOCOM U on file-sharing sites, automation forums, and torrents. Proceed with extreme caution.

If you must use a third-party source, run the installer in an isolated, offline virtual machine (e.g., Windows XP in VirtualBox) and scan all files rigorously.