The Siemens part number 6DL5260-0CX68-0YE5 refers to an upgrade license for the SIMIT Simulation Platform Ultimate, specifically upgrading from version V9.0 to V9.1.
Type: Software upgrade (SIMIT Ultimate V9.0 V9.1)
License: Floating license for 1 user
Contents: Software and documentation on CD, activation via SIMIT hotline
Requirements: Must be used with a valid SIMIT V9.0 or V9.1 license/dongle
Supported OS: Windows 7 Ultimate, Windows 10 Enterprise LTSB, Windows Server 2012 R2
Languages: German and English
Status: Discontinued product as of December 31, 2021